TERMIUM Plus^®

Record 1,  Textual support,  English

Record number: 1, Textual support number: 1 CONT

(A genal caecum is one of many] Radiating and more or less anastomosing fine ridges on [the] periglabellar portion of [the] cephalon. [of a trilobite]  1, record 1, English, - genal%20caecum

Record number: 1, Textual support number: 1 OBS

They probably represent impressions left in the integument by glandular diverticles of the digestive tube.  1, record 1, English, - genal%20caecum

Record 1,  Textual support,  French

Record number: 1, Textual support number: 1 CONT

La face dorsale du céphalon [d’un Trilobite] peut montrer, dans la région périglabellaire, un système complexe de rides fines, plus ou moins serrées et anastomosées, à disposition rayonnante [...], désignées sous le nom de «caecums génaux» [...]; ils sont plus particulièrement nets sur les moules internes et représentent certainement des impressions de viscères céphaliques très ramifiés et terminés en cul-de-sac, d’où leur nom. Les cæcums génaux sont en général surtout développés sur la région frontale et les librigènes, mais on peut les observer en d’autres régions des joues.  1, record 1, French, - c%C3%A6cum%20g%C3%A9nal

Record 1,  Textual support,  Spanish

Record 2,  Textual support,  English

Record number: 2, Textual support number: 1 DEF

... a rounded process of the hard integument in the articulations of the limbs of arthropods; also: a similar process on the mandible of some insects.  1, record 2, English, - condyle

Record 2,  Textual support,  French

Record number: 2, Textual support number: 1 CONT

[La partie proximale d’une plèvre de Trilobite] s’étend du sillon dorsal jusqu'à une «géniculation» [...] parfois marquée par un renflement ou «condyle»(nœud fulcral) qui s’emboîte dans une «fossette articulaire» [...]  1, record 2, French, - condyle

Record 2,  Textual support,  Spanish

Record 3,  Textual support,  English

Record number: 3, Textual support number: 1 CONT

[In a trilobite, the eye ridge is a] Raised band extending from [the] anterior end of [an] eye to or just back of [the] anterolateral angles of [the] glabella, usually simple, but may be bifid ... or trifid ...  1, record 3, English, - eye%20ridge

Record 3,  Textual support,  French

Record number: 3, Textual support number: 1 OBS

La joue fixe [d’un Trilobite] est fréquemment traversée, au moins chez les formes primitives, par une saillie linéaire transversale ou oblique vers l'arrière, la «crête oculaire»(ligne oculaire), reliant l'œil à l'angle antéro-latéral de la glabelle.  1, record 3, French, - cr%C3%AAte%20oculaire

Record 3,  Textual support,  Spanish

Record 4,  Textual support,  English

Record number: 4, Textual support number: 1 CONT

"Lindstrom" recognized 2 subtypes of holochroal [trilobite] eyes: (1) with prismatic planoconvex lenses ... [where] the lenses are hexagonal prisms that, as seen in sections normal to the visual surface of the eye, are between 2 and 3 times as long as wide. ... and, (2) with thin biconvex lenses.  1, record 4, English, - prismatic%20planoconvex%20lens

Record 4,  Textual support,  French

Record number: 4, Textual support number: 1 CONT

[L'œil holochroal d’un Trilobite peut avoir] deux types de lentilles : 1. des lentilles biconvexes [...] 2. des lentilles prismatiques plano-convexes, allongées radialement [...]; ce type, exceptionnel chez les crustacés actuels mais fréquent chez les Trilobites post-cambriens, semble en rapport à la fois avec une vision par superposition et une vie dans les grandes profondeurs [...]  1, record 4, French, - lentille%20prismatique%20plano%2Dconvexe

Record 4,  Textual support,  Spanish

Record 5,  Textual support,  English

Record number: 5, Textual support number: 1 OBS

[A holochroal eye is a] Compound eye consisting of numerous adjoining planoconvex or biconvex lenses, covered by a continuous cornea ... [It is one of two types of eyes present among trilobites.]  1, record 5, English, - holochroal%20eye

Record 5,  Textual support,  French

Record number: 5, Textual support number: 1 CONT

[Chez un Trilobite] «L'œil holochroal» [...] comprend un nombre variable de lentilles [...] de forme hexagonale, exceptionnellement carrées [...] Elles sont recouvertes par une cuticule lisse, peu épaisse.  1, record 5, French, - %26oelig%3Bil%20holochroal

Record 5,  Textual support,  Spanish

Record 6,  Textual support,  English

Record number: 6, Textual support number: 1 OBS

[In a trilobite, a schizochroal eye is an] Eye with [a] visual surface consisting of a number of biconvex lenses, rounded or polygonal in outline, each lens covered by [an] individual cornea and separated from others by sclerotic walls ...  1, record 6, English, - schizochroal%20eye

Record 6,  Textual support,  French

Record number: 6, Textual support number: 1 CONT

L'œil schizochroal [d’un Trilobite] [...] est formé de grosses lentilles biconvexes [...] relativement peu nombreuses [...] à contour circulaire, laissant entre elles un espace à structure réticulée [...] qui n’ est que la continuation de la carapace.  1, record 6, French, - %26oelig%3Bil%20schizochroal

Record 6,  Textual support,  Spanish

Record 7,  Textual support,  English

Record number: 7, Textual support number: 1 DEF

Raised portion of fixed cheek along inner edge of visual area of a [trilobite] eye.  1, record 7, English, - palpebral%20lobe

Record 7,  Textual support,  French

Record number: 7, Textual support number: 1 DEF

[...] saillie en forme de croissant [...] sur le bord latéral [...] de la joue fixe [d’un trilobite] et séparée de l'œil par la suture faciale [...]  1, record 7, French, - lobe%20palp%C3%A9bral

Record 7,  Textual support,  Spanish

Record 8,  Textual support,  English

Record number: 8, Textual support number: 1 CONT

"Lindstrom" recognized 2 subtypes of holochroal [trilobite] eyes: (1) with prismatic planoconvex lenses, and [2] with thin biconvex lenses. ... [In the second subtype, biconvex lenses,] the lenses are truly "lenticular" in cross section, being thin and biconvex. Probably this is the most primitive subtype of holochroal eye, and it seems that transitions exist between this and all other types.  1, record 8, English, - biconvex%20lens

Record 8,  Textual support,  French

Record number: 8, Textual support number: 1 CONT

[L'œil holochroal d’un Trilobite peut avoir] deux types de lentilles : 1. des lentilles biconvexes [sont] aplaties tangentiellement [...] [et correspondent] au type le plus fréquent chez les Crustacés et probablement primitives [...] 2. des lentilles prismatiques plano-convexes [...]  1, record 8, French, - lentille%20biconvexe

Record 8,  Textual support,  Spanish

Record 9,  Textual support,  English

Record number: 9, Textual support number: 1 CONT

The visual surface of the eye is usually crescentic or reniform in dorsal outline, whereas in transverse section it is convex outward-upward.  1, record 9, English, - visual%20surface

Record number: 9, Textual support number: 1 OBS

[The visual surface of the eye of a trilobite is the] external surface of [the] eye showing [the] outline of [the] lenses ...  1, record 9, English, - visual%20surface

Record 9,  Textual support,  French

Record number: 9, Textual support number: 1 CONT

[Chez un Trilobite, ] la «surface visuelle» [est la partie externe du pédoncule oculaire]. Vue en plan, la surface visuelle a la forme d’un croissant à convexité latérale; en coupe, elle apparaît subverticale et plus ou moins bombée.  1, record 9, French, - surface%20visuelle

Record 9,  Textual support,  Spanish

Record 10,  Textual support,  English

Record number: 10, Textual support number: 1 OBS

[The precoxa is an] Extra basal joint inserted between [the] coxa of a biramous appendage and [the] body wall (...) [in a trilobite]  1, record 10, English, - precoxa

Record 10,  Textual support,  French

Record number: 10, Textual support number: 1 OBS

[Les appendices d’un Trilobite] comprennent trois éléments : une base ou "sympodite", sur laquelle s’articule deux branches,(...)  1, record 10, French, - sympodite

Record number: 10, Textual support number: 2 OBS

Le sympodite (...) s’insère vers l’angle antéro-latéral des sternites, (...)  1, record 10, French, - sympodite

Record 10,  Textual support,  Spanish

Record 11,  Textual support,  English

Record number: 11, Textual support number: 1 CONT

Areas of muscle attachment ... [on a trilobite include] antennary muscle scars; ...  1, record 11, English, - antennary%20muscle%20scar

Record 11,  Textual support,  French

Record number: 11, Textual support number: 1 CONT

Une paire de trous antérieurs s’observe fréquemment au bord antéro-latéral de la glabelle [d’un trilobite] dans les sillons dorsaux.  1, record 11, French, - trou%20ant%C3%A9rieur

Record number: 11, Textual support number: 2 CONT

[Chez certains Trilobites, les trous antérieurs sont] en forme d’entonnoirs creusés dans le sillon dorsal à hauteur de l’extrémité antérieure de la glabelle [...] [Ils sont considérés] comme les apodèmes dorsaux de muscles hypostomiens [...]  1, record 11, French, - trou%20ant%C3%A9rieur

Record 11,  Textual support,  Spanish

Record 12,  Textual support,  English

Record number: 12, Textual support number: 1 CONT

[The] Lateral portion of [the] glabellar region directly in front of [the] occipital when differentiated ...  1, record 12, English, - preoccipital%20glabellar%20lobe

Record 12,  Textual support,  French

Record number: 12, Textual support number: 1 CONT

Un «lobe préoccipital impair» peut s’individualiser en avant du sillon occipital [...] [chez un Trilobite]  1, record 12, French, - lobe%20pr%C3%A9occipital%20impair

Record 12,  Textual support,  Spanish

Record 13,  Textual support,  English

Record 13,  Textual support,  French

Record number: 13, Textual support number: 1 OBS

[Les Arthropodes de la classe des Pseudocrustacea] ont des traits de Crustacés; [...]  1, record 13, French, - pseudocrustacea

Record number: 13, Textual support number: 2 OBS

[Ils] possèdent encore des appendices de type trilobite, mais il n’ y a plus de trilobitation de la carapace [...]  1, record 13, French, - pseudocrustacea

Record 13,  Textual support,  Spanish

Record 14,  Textual support,  English

Record number: 14, Textual support number: 1 CONT

Arthropoda is the largest and most diverse animal phylum. It includes the trilobites, chelicerates, insects, myrioppods, and crustaceans ... Note the flexible, unsclerotized cuticle forming an articular membrane between the base of the leg and the socket. ... Both sclera are articulated with each other and with adjacent sclera and terga by flexible articular membranes.  1, record 14, English, - articular%20membrane

Record 14,  Textual support,  French

Record number: 14, Textual support number: 1 CONT

À son bord postérieur, le tégument de l'anneau axial [d’un Trilobite] se replie sur lui-même pour former une doublure qui devait être reliée au demi-anneau articulaire du tergite suivant par une «membrane articulaire» [...]  1, record 14, French, - membrane%20articulaire

Record number: 14, Textual support number: 2 CONT

La mobilité du corps [d’un Arthropode] est assurée par des «membranes articulaires» connectant les segments successifs du corps et chez lesquelles la chitine reste mince et souple.  1, record 14, French, - membrane%20articulaire

Record 14,  Textual support,  Spanish

Record 15,  Textual support,  English

Record number: 15, Textual support number: 1 CONT

[The posterior section of a trilobite facial suture is the] Portion of [the] facial suture lying behind [the] eye ...  1, record 15, English, - posterior%20section

Record 15,  Textual support,  French

Record number: 15, Textual support number: 1 CONT

[La suture faciale d’un trilobite] part du bord postérieur ou latéral du céphalon [...] et comprend [...] une «branche postérieure»(postoculaire) [...]  1, record 15, French, - branche%20post%C3%A9rieure

Record 15,  Textual support,  Spanish

Record 16,  Textual support,  English

Record number: 16, Textual support number: 1 OBS

[The anterior section of the facial suture is the] portion of [a trilobite] facial suture lying in front of [the] eye ...  1, record 16, English, - anterior%20section

Record 16,  Textual support,  French

Record number: 16, Textual support number: 1 CONT

[Chez un Trilobite, la suture faciale] part du bord postérieur ou latéral du céphalon [...] et comprend [...] une branche antérieure(préoculaire) [...]  1, record 16, French, - branche%20ant%C3%A9rieure

Record 16,  Textual support,  Spanish

Record 17,  Textual support,  English

Record number: 17, Textual support number: 1 OBS

[A pre-epipodite is the] Outer and upper branch of a paired biramous appendage, attached to [the] posterior face of [the] precoxa ... [of a trilobite].  1, record 17, English, - pre%2Depipodite

Record 17,  Textual support,  French

Record number: 17, Textual support number: 1 CONT

[Les appendices d’un Trilobite] comprennent trois éléments : une base ou «sympodite» sur laquelle s’articulent deux branches [...] l'externe [est l'] exopodite [...]  1, record 17, French, - exopodite

Record number: 17, Textual support number: 2 CONT

L’exopodite occupe une position dorsale par rapport à l’endopodite [...]. En règle générale, il est considérablement plus court que ce dernier et ne dépasse pas l’extrémité des plèvres [...]  1, record 17, French, - exopodite

Record 17,  Textual support,  Spanish

Record 18,  Textual support,  English

Record number: 18, Textual support number: 1 CONT

On the ventral surface a transverse rostral suture unites the right and left facial sutures ...  2, record 18, English, - rostral%20suture

Record 18,  Textual support,  French

Record number: 18, Textual support number: 1 CONT

La suture rostrale peut être considérée comme le prolongement, généralement ventro-marginal, de la suture faciale [d’un Trilobite].  1, record 18, French, - suture%20rostrale

Record 18,  Textual support,  Spanish

Record 19,  Textual support,  English

Record number: 19, Textual support number: 1 OBS

[The frontal area is a portion of a trilobite] cranidium, between [the] anterior margin, [the] facial sutures, [the] front of [the] glabella and [the] eye ridges ...  2, record 19, English, - frontal%20area

Record 19,  Textual support,  French

Record number: 19, Textual support number: 1 DEF

Partie du cranidium située entre le bord antérieur, la branche antérieure de la suture faciale, le sillon préglabellaire et la crête oculaire.  1, record 19, French, - aire%20frontale

Record number: 19, Textual support number: 1 OBS

On appelle [...] «région frontale», la région située en avant de la ligne oculaire et de la glabelle [d’un Trilobite].  2, record 19, French, - aire%20frontale

Record 19,  Textual support,  Spanish

Record 20,  Textual support,  English

Record number: 20, Textual support number: 1 DEF

Axial part of [trilobite] cranidium, bounded by dorsal furrow at its front and sides.  2, record 20, English, - glabella

Record 20,  Textual support,  French

Record number: 20, Textual support number: 1 DEF

[...] renflement médian, lisse et bien délimité [...] sur la tête d’un [trilobite]  2, record 20, French, - glabelle

Record 20,  Textual support,  Spanish

Record number: 20, Textual support number: 1 DEF

Parte central y abultada del escudo cefálico de los trilobites y de los limúlidos.  1, record 20, Spanish, - glabela

Record 21,  Textual support,  English

Record number: 21, Textual support number: 1 DEF

An organ ... that performs one of the five senses: sight, hearing, taste, touch, smell.  2, record 21, English, - sensory%20organ

Record number: 21, Textual support number: 1 CONT

With the exception of the antennae and antenniform cerci, the only well-known sensory organs of trilobites are the paired dorsal eyes.  1, record 21, English, - sensory%20organ

Record 21,  Textual support,  French

Record number: 21, Textual support number: 1 CONT

Les seuls organes des sens identifiés avec certitude [chez un Trilobite] sont les yeux latéraux(une paire).  1, record 21, French, - organe%20des%20sens

Record 21,  Textual support,  Spanish

Record number: 21, Textual support number: 1 DEF

Órgano [...] que interviene en un sentido de la percepción: vista, oído, tacto, olfato y gusto.  2, record 21, Spanish, - %C3%B3rgano%20sensorial

Record 22,  Textual support,  English

Record number: 22, Textual support number: 1 DEF

Inner branch (walking leg) of biramous paired appendages attached to each post-antennal segment [of a Trilobite].  3, record 22, English, - endopodite

Record number: 22, Textual support number: 1 OBS

[The telopodite is the] free postcoxal inner branch (walking leg) of a biramous [trilobite] appendage, attached to [the] ventrolateral portion of [the] precoxa ...  4, record 22, English, - endopodite

Record 22,  Textual support,  French

Record number: 22, Textual support number: 1 DEF

[...] élément [...] d’un appendice [...] [de Trilobite constitué d’]une rame interne faite de huit articles à carène épineuse ventrale [dont] le dernier porte une épine flanquée de deux griffes [...]  2, record 22, French, - endopodite

Record number: 22, Textual support number: 1 CONT

On peut considérer que l’appendice typique des Arthropodes est biramé [...]; il se compose de deux branches semblables à l’origine : l’«endopodite» (branche interne) et l’«exopodite» [...]  3, record 22, French, - endopodite

Record number: 22, Textual support number: 2 CONT

[Les appendices de Trilobites] comprennent trois éléments : une [...] «sympodite» sur laquelle s’articulent deux branches, l’une, interne, ou «endopodite» [...]  3, record 22, French, - endopodite

Record 22,  Textual support,  Spanish

Record 23,  Textual support,  English

Record 23,  Textual support,  French

Record number: 23, Textual support number: 1 CONT

[Chez un Trilobite, la suture faciale] part du bord postérieur ou latéral du céphalon [...] et comprend [...] un tronçon périoculaire [...] qui longe le bord interne de la surface visuelle [...]  1, record 23, French, - tron%C3%A7on%20p%C3%A9rioculaire

Record 23,  Textual support,  Spanish

Record 24,  Textual support,  English

Record number: 24, Textual support number: 1 OBS

Plural: schizoglabellae.  1, record 24, English, - schizoglabella

Record 24,  Textual support,  French

Record number: 24, Textual support number: 1 CONT

Dans certains cas la glabelle [d’un trilobite] se scinde en deux parties, la glabelle proprement dite et une «bosse préglabellaire» [...] Une telle glabelle peut être désignée sous le nom de «schizoglabelle».  1, record 24, French, - schizoglabelle

Record 24,  Textual support,  Spanish

Record 25,  Textual support,  English

Record 25,  Textual support,  French

Record number: 25, Textual support number: 1 CONT

[La glabelle d’un Trilobite] est séparée de la région préglabellaire par une paire de «sillons dorsaux» qui s’unissent en avant pour former le «sillon préglabellaire». [Ce sillon] délimite des «lobes glabellaires» [...]  1, record 25, French, - sillon%20pr%C3%A9glabellaire

Record 25,  Textual support,  Spanish

Record 26,  Textual support,  English

Record 26,  Textual support,  French

Record number: 26, Textual support number: 1 CONT

[Chez un Trilobite les] pointes composées [...] [sont] formées par la fusion de plusieurs plèvres.  1, record 26, French, - pointe%20compos%C3%A9e

Record 26,  Textual support,  Spanish

Record 27,  Textual support,  English

Record 27,  Textual support,  French

Record number: 27, Textual support number: 1 CONT

[Chez un Trilobite les] pointes simples [...] [sont] formées par une seule plèvre [...]  1, record 27, French, - pointe%20simple

Record 27,  Textual support,  Spanish

Record 28,  Textual support,  English

Record 28,  Textual support,  French

Record number: 28, Textual support number: 1 DEF

Trilobite à tête très allongée, caractéristique du Silurien inférieur de l'hémisphère boréal.  1, record 28, French, - megalaspis

Record 28,  Textual support,  Spanish

Record 29,  Textual support,  English

Record 29,  Textual support,  French

Record number: 29, Textual support number: 1 CONT

L'ensemble crête oculaire-lobe palpébral constitue le «lobe oculaire» [chez un Trilobite].  1, record 29, French, - lobe%20oculaire

Record 29,  Textual support,  Spanish

Record 30,  Textual support,  English

Record number: 30, Textual support number: 1 OBS

holo-: Prefix meaning whole, entire.  1, record 30, English, - hologlabella

Record number: 30, Textual support number: 2 OBS

glabella: Only the central lobe of a trilobite's head (cephalon); the portion to which the eyes attach.  2, record 30, English, - hologlabella

Record 30,  Textual support,  French

Record number: 30, Textual support number: 1 OBS

[Chez un Trilobite, ] la glabelle normale d’un seul tenant [...] [est appelée] «hologlabelle» [...]  1, record 30, French, - hologlabelle

Record 30,  Textual support,  Spanish

Record 31,  Textual support,  English

Record 31,  Textual support,  French

Record number: 31, Textual support number: 1 OBS

Les lobes latéraux [du pygidium d’un Trilobite] [...] comportent, au bord antérieur, une «demi-côte articulaire»(correspondant à la bande antérieure du premier segment) [...]  1, record 31, French, - demi%2Dc%C3%B4te%20articulaire

Record 31,  Textual support,  Spanish

Record 32,  Textual support,  English

Record 32,  Textual support,  French

Record number: 32, Textual support number: 1 CONT

[Chez un Trilobite, le] «condyle» [...] s’emboîte dans une «fossette articulaire» creusée dans le bord postérieur de l'anneau précédent [...]  1, record 32, French, - fossette%20articulaire

Record 32,  Textual support,  Spanish

Record 33,  Textual support,  English

Record number: 33, Textual support number: 1 DEF

Portion of cephalon in front of glabella.  1, record 33, English, - preglabellar%20field

Record 33,  Textual support,  French

Record number: 33, Textual support number: 1 CONT

Dans certains cas la glabelle [d’un Trilobite] se scinde en deux parties, la glabelle proprement dite et une «bosse préglabellaire» [...]  1, record 33, French, - bosse%20pr%C3%A9glabellaire

Record 33,  Textual support,  Spanish

Record 34,  Textual support,  English

Record 34,  Textual support,  French

Record number: 34, Textual support number: 1 CONT

[Le] contour, typiquement semi-circulaire [de la région périglabellaire chez un trilobite] est généralement souligné par un «bourrelet marginal» [...], souvent plus accentué au bord antérieur où il forme le «bourrelet frontal».  1, record 34, French, - bourrelet%20frontal

Record 34,  Textual support,  Spanish

Record 35,  Textual support,  English

Record number: 35, Textual support number: 1 OBS

Plate on [the] underside of [trilobite] cephalon, in front of [the] mouth.  1, record 35, English, - hypostome

Record 35,  Textual support,  French

Record number: 35, Textual support number: 1 OBS

[...] pièce impaire préorale, reliée à la doublure [d’un trilobite] par la suture hypostomale [...]  1, record 35, French, - hypostome

Record 35,  Textual support,  Spanish

Record 36,  Textual support,  English

Record number: 36, Textual support number: 1 DEF

The central segment [of a Trilobite], running from a point at or near the anterior margin to the posterior extremity ...  1, record 36, English, - axis

Record 36,  Textual support,  French

Record number: 36, Textual support number: 1 DEF

[...] partie axiale [...] d’un segment [...] d’abdomen [de Trilobite].  1, record 36, French, - rachis

Record 36,  Textual support,  Spanish

Record 37,  Textual support,  English

Record number: 37, Textual support number: 1 DEF

a genus (the type of the family Phacopidae) comprising Silurian and Devonian trilobites with a large rounded globella and a large pygidium.  1, record 37, English, - phacops

Record 37,  Textual support,  French

Record number: 37, Textual support number: 1 DEF

Trilobite remarquable par sa glabelle convexe fortement élargie vers l'avant et ses yeux volumineux.(On le trouve dans les terrains siluriens et dévoniens. Type de la famille des phacopidés).  1, record 37, French, - phacops

Record 37,  Textual support,  Spanish

Record 38,  Textual support,  English

Record number: 38, Textual support number: 1 OBS

Dikelocephalus Owen, Upper Cambrian, North America and Europe. Broad cephalon, large concave brim; large pygidium has short axis and two short spines at lateral extremities.  1, record 38, English, - Dikelocephalus

Record 38,  Textual support,  French

Record number: 38, Textual support number: 1 OBS

Trilobite au pygidium assez grand et terminé de chaque côté par une épine.(Ces fossiles sont caractéristiques du Cambrien d’Europe et d’Amérique. Famille des olénidés.).  1, record 38, French, - dikelocephalus

Record 38,  Textual support,  Spanish

Record 39,  Textual support,  English

Record number: 39, Textual support number: 1 OBS

(...) Middle Cambrian trilobite [with] short tapering glabella marked by backwardly curved furrows; moderately large, furrowed, smoothly rounded pygidium.  1, record 39, English, - Ptychoparia

Record 39,  Textual support,  French

Record number: 39, Textual support number: 1 OBS

Trilobite de la famille des olénidés, caractéristique du Cambrien.  1, record 39, French, - ptychoparia

Record 39,  Textual support,  Spanish

Record 40,  Textual support,  English

Record number: 40, Textual support number: 1 OBS

A genus of small Ordovician trilobites (...)  1, record 40, English, - triarthrus

Record 40,  Textual support,  French

Record number: 40, Textual support number: 1 OBS

Trilobite du Silurien inférieur.  1, record 40, French, - triarthrus

Record 40,  Textual support,  Spanish

Record 41,  Textual support,  English

Record number: 41, Textual support number: 1 OBS

A genus of trilobites having a body two feet or more in length, a ringed thorax and smooth reniform eyes. The genus is characteristic of the Upper Cambrian.  1, record 41, English, - Paradoxides

Record 41,  Textual support,  French

Record number: 41, Textual support number: 1 OBS

Trilobite remarquable par ses grandes pointes génales, ses plèvres épineuses, son petit pygidium, caractéristique du Cambrien moyen de l'hémisphère boréal et de l'Australie.  1, record 41, French, - paradoxides

Record 41,  Textual support,  Spanish

Record 42,  Textual support,  English

Record number: 42, Textual support number: 1 OBS

(...) a genus of Silurian and Devonian trilobites having long indistinctly 3-lobed bodies.  1, record 42, English, - Homalonotus

Record 42,  Textual support,  French

Record number: 42, Textual support number: 1 OBS

Trilobite du Silurien-Dévonien, souvent de grande taille, très différent des calymènes par l'effacement de sa trilobation.  1, record 42, French, - homalonotus

Record 42,  Textual support,  Spanish

Record 43,  Textual support,  English

Record number: 43, Textual support number: 1 OBS

(...) a large genus of trilobites found from the Ordovician to the Devonian in Europe, America and India.  1, record 43, English, - Dalmanites

Record 43,  Textual support,  French

Record number: 43, Textual support number: 1 OBS

Trilobite remarquable par ses gros yeux, ses pointes génales, ses plèvres tronquées, son pygidium terminé en pointe.(Silurien, famille des phacopides.).  1, record 43, French, - dalmanites

Record 43,  Textual support,  Spanish

Record 44,  Textual support,  English

Record number: 44, Textual support number: 1 OBS

[A fixigenal spine is] Any spine borne by [the] fixigena. [of a trilobite]  1, record 44, English, - fixigenal%20spine

Record 44,  Textual support,  French

Record number: 44, Textual support number: 1 OBS

(...) en précisant qu'il s’agit ou de "pointes(...) fixigénales"(=portées par les fixigènes du cranidium [d’un Trilobite]),(...)  1, record 44, French, - pointe%20fixig%C3%A9nale

Record 44,  Textual support,  Spanish

Record 45,  Textual support,  English

Record number: 45, Textual support number: 1 OBS

[Discoidal enrollment is] characteristic of certain progressive micropygous and isopygous ... [trilobites. In this mode] the thorax folds together in halves like a closing book. The flexion of the thorax is differential, being maximum in a comparatively short anterior stretch that acts as a sort of hinge, whereas it is very slight or none at all along the posterior segments.  1, record 45, English, - discoidal%20enrollment

Record 45,  Textual support,  French

Record number: 45, Textual support number: 1 OBS

Dans le «mode [d’enroulement] discoïde» [...], le thorax [d’un Trilobite] se replie simplement en deux, comme un livre que l'on ferme, entraînant le pygidium qui vient s’appliquer contre la partie inférieure du céphalon. Il n’ y a flexion du rachis que dans la zone de reploiement(=charnière d’enroulement) [...]; les extrémités de toutes les plèvres augmentent néanmoins leur courbure.  1, record 45, French, - enroulement%20disco%C3%AFde

Record 45,  Textual support,  Spanish

Record 46,  Textual support,  English

Record number: 46, Textual support number: 1 OBS

A [trilobite] protaspis having only (...) six somite divisions is designated "anaprotaspis" (...)  1, record 46, English, - anaprotaspis

Record number: 46, Textual support number: 2 OBS

[The anaprotaspis is] the smallest protaspis in a size series, in which [the] protopygidium is extremely small and ill defined.  2, record 46, English, - anaprotaspis

Record 46,  Textual support,  French

Record number: 46, Textual support number: 1 OBS

Le stade "protaspis" [du développement d’un Trilobite] peut être scindé en deux sous-stades(...) : le stade "anaprotaspis" qui suit l'éclosion; la larve, en forme de disque convexe, se réduit au céphalon, déjà trilobé, avec une glabelle lisse ou segmentée(...)  1, record 46, French, - anaprotaspis

Record 46,  Textual support,  Spanish

Record 47,  Textual support,  English

Record number: 47, Textual support number: 1 OBS

[The preglabellar pit is a] Pit in [the] longitudinal furrow in [the] preglabellar field (...) [of some trilobites]  1, record 47, English, - preglabellar%20pit

Record 47,  Textual support,  French

Record number: 47, Textual support number: 1 OBS

Il se forme parfois, à(...) [la place des segments situés en avant de l'antennulaire A, d’un Trilobite], une "dépression préglabellaire" longitudinale(...)  1, record 47, French, - d%C3%A9pression%20pr%C3%A9glabellaire

Record 47,  Textual support,  Spanish

Record 48,  Textual support,  English

Record number: 48, Textual support number: 1 OBS

[A hyperglabella is a] Glabella with 7 segments, seen in immature forms of certain genera [of trilobites] such as "Daguinaspis".  1, record 48, English, - hyperglabella

Record 48,  Textual support,  French

Record number: 48, Textual support number: 1 OBS

La glabelle du jeune [Trilobite] "Daguinaspis" qui comporte sept segments exprimés, au lieu de cinq ou six comme il est de règle chez les Trilobites, peut être désignée sous le nom d’"hyperglabelle".  1, record 48, French, - hyperglabelle

Record 48,  Textual support,  Spanish

Record 49,  Textual support,  English

Record number: 49, Textual support number: 1 OBS

[A macrospine is an] axial spine, much larger than average [of a trilobite.]  1, record 49, English, - macrospine

Record 49,  Textual support,  French

Record number: 49, Textual support number: 1 OBS

[Chez un Trilobite] le tubercule médian(...) [du rachis des segments macrospinaux] est transformé en une longue épine ou "macroépine", qui peut d’ailleurs apparaître chez des formes à anneaux lisses(...)  1, record 49, French, - macro%C3%A9pine

Record 49,  Textual support,  Spanish

Record 50,  Textual support,  English

Record number: 50, Textual support number: 1 OBS

The protaspis passes into the "metaprotaspis substage when additional segments, representing post-cephalic somites, make an appearance (...) [in a trilobite.]  1, record 50, English, - metaprotaspis

Record number: 50, Textual support number: 2 OBS

[A metaprotaspis is a] large protaspis, or the larger protaspis in a size-series, in which the protopygidium is relatively large and well defined.  2, record 50, English, - metaprotaspis

Record 50,  Textual support,  French

Record number: 50, Textual support number: 1 OBS

Le stade "protaspis" [dans le développement d’un Trilobite] peut être scindé en deux sous-stades(...) : le stade "metaprotaspis", où de nouveaux segments apparaissent, en arrière des précédents, pour former un protopygidium multisegmenté(...), se subdivise à son tour en degrés numérotés d’après le nombre de segments protopygidiaux(...)  1, record 50, French, - metaprotaspis

Record 50,  Textual support,  Spanish

Record 51,  Textual support,  English

Record number: 51, Textual support number: 1 OBS

[A genal ridge is a] Raised narrow band running outward and backward from [the] outer side of [the] eye or eye tubercle toward [the] genal angle (...) [in some trilobites]  1, record 51, English, - genal%20ridge

Record 51,  Textual support,  French

Record number: 51, Textual support number: 1 OBS

On peut probablement interpréter(...) comme des impressions d’artères hépatiques, de fines saillies linéaires, les "crêtes génales"(...) Celles-ci prolongent la crête oculaire en direction de l'angle génal [d’un Trilobite] ;(...)  1, record 51, French, - cr%C3%AAte%20g%C3%A9nale

Record 51,  Textual support,  Spanish

Record 52,  Textual support,  English

Record number: 52, Textual support number: 1 OBS

Trilobites possessed a variety of integumentary sensory organs which, in the main, seem to have had a tactile function.  1, record 52, English, - integumentary%20sensory%20organ

Record 52,  Textual support,  French

Record number: 52, Textual support number: 1 OBS

[Chez un Trilobite les] Organes sensoriels tégumentaires(...) sont probablement représentés, en partie, par les poils et les perforations de la carapace.  1, record 52, French, - organe%20sensoriel%20t%C3%A9gumentaire

Record 52,  Textual support,  Spanish

Record 53,  Textual support,  English

Record number: 53, Textual support number: 1 OBS

[Double enrollment is] characteristic of some primitive micropygous Cambrian trilobites (...) In this mode (...) the posterior thoracic segments bend together with the small pygidium under the thorax, and then the main part of the thorax rolls up according to the spheroidal mode. As a result the dorsal side of the pygidium and last few thoracic segments come in contact with the cephalic doublure, the anterior cephalic margin touching one of the rear thoracic rings (...)  1, record 53, English, - double%20enrollment

Record 53,  Textual support,  French

Record number: 53, Textual support number: 1 OBS

Dans l'"enroulement double(...), le pygidium [d’un Trilobite], accompagné d’un nombre variable de segments thoraciques, commence par se replier sur la face ventrale du thorax, puis ce dernier se ploie à son tour en enfermant totalement le pygidium et les derniers anneaux thoraciques entre lui-même et la tête dont le bord antérieur est alors en contact, non pas avec le bord pygidial, comme dans le mode(...) [sphéroïde], mais avec l'un des segments thoraciques postérieurs(...). La flexion du thorax s’opère suivant le mode sphéroïde et le corps prend une forme spiralée(...)  1, record 53, French, - enroulement%20double

Record 53,  Textual support,  Spanish

Record 54,  Textual support,  English

Record number: 54, Textual support number: 1 OBS

Perforated tubercles have been observed in some (...) [trilobites]. They are plainly visible in silicified specimens, and it is evident that they are an original feature and not due to a particular state of preservation. The perforations are located either at the tip of the tubercle or slightly behind it. Seemingly they represent passageways for tactile setae. However we cannot altogether discard the possibility that some of these perforations represent the external opening of cutaneous or subcutaneous glands.  1, record 54, English, - perforated%20tubercle

Record 54,  Textual support,  French

Record number: 54, Textual support number: 1 OBS

Les perforations, qu'il ne faut pas confondre avec les ponctuations ornementales, [sont des organes sensoriels tégumentaires qui] traversent le tégument [d’un Trilobite] de part en part.  1, record 54, French, - perforation

Record 54,  Textual support,  Spanish

Record 55,  Textual support,  English

Record number: 55, Textual support number: 1 OBS

... stiff setae or bristles, carried by the ventral appendages and possibly also by the ventral membrane ... [are] a variety of integumentary sensory organs ... [believed to] have had a tactile function. [in trilobites].  1, record 55, English, - seta

Record 55,  Textual support,  French

Record number: 55, Textual support number: 1 OBS

[Les poils sont des organes sensoriels tégumentaires chez un Trilobite et] semblent surtout abondants à la face ventrale, sous les plèvres et à la base des appendices(...)  1, record 55, French, - poil

Record 55,  Textual support,  Spanish

Record 56,  Textual support,  English

Record number: 56, Textual support number: 1 OBS

Erikson (1934) and Stormer (1939) have suggested that a "sucking chamber" could have been formed between the pleurae and the overlapping pre-epipodites [of a trilobite,] water being forced into the chamber by a downward movement of the pre-epipodites and expelled through the gill blades by an upward movement.  1, record 56, English, - sucking%20chamber

Record 56,  Textual support,  French

Record number: 56, Textual support number: 1 OBS

L'espace compris entre la frange et les plèvres [d’un Trilobite] aurait joué le rôle de "chambre d’aspiration" pour l'eau qui pénétrait soit entre les sympodites, soit le long du bord externe des expodites et ressortait dans les intervalles des lamelles comme entre les fanons d’un Cétacé.  1, record 56, French, - chambre%20d%27aspiration

Record 56,  Textual support,  Spanish

Record 57,  Textual support,  English

Record number: 57, Textual support number: 1 OBS

[An endite is the] Median or inner lobe of [a] segment (podite) of [a] biramous appendage. [of a trilobite]  1, record 57, English, - endite

Record 57,  Textual support,  French

Record number: 57, Textual support number: 1 OBS

On(...) compte huit articles [sur l'exopodite d’un Trilobite], les proximaux, subcylindriques, portant généralement une carène ventrale(endite) ornée de soies ou d’épine et surtout développée sur les appendices postérieurs.  1, record 57, French, - endite

Record 57,  Textual support,  Spanish

Record 58,  Textual support,  English

Record number: 58, Textual support number: 1 OBS

Smooth, or slightly depressed paired areas, in cases darker in color than [the] surrounding regions, in [the] external surface of [the] axial region of [the] exoskeleton [of a trilobite], interpreted as areas of muscle attachment [are called muscle scars.]  1, record 58, English, - muscle%20scar

Record 58,  Textual support,  French

Record number: 58, Textual support number: 1 OBS

Les seules traces qu'on(...) [connaît de l'appareil musculaire d’un Trilobite] sont les "impressions musculaires", c'est-à-dire les points d’insertion des muscles sur le tégument dorsal.  1, record 58, French, - impression%20musculaire

Record 58,  Textual support,  Spanish

Record 59,  Textual support,  English

Record number: 59, Textual support number: 1 OBS

The principal extensors (internal dorsal muscles) [of a trilobite] were probably attached to the ventral side of the ring furrows on both sides of the sagittal line, (...)  1, record 59, English, - internal%20dorsal%20muscle

Record 59,  Textual support,  French

Record number: 59, Textual support number: 1 OBS

[Chez un Trilobite, les] muscles dorsaux internes(...) devaient jouer le rôle d’"extenseurs principaux"(...)  1, record 59, French, - muscle%20dorsal%20interne

Record 59,  Textual support,  Spanish

Record 60,  Textual support,  English

Record number: 60, Textual support number: 1 OBS

The "auxiliary impressions" of Barrande are small, usually rounded dark spots, distributed in a few pairs on the preglabellar field (...), along the axial furrows (...), or along the anterior and posterior areas of the glabella (...). These markings (...) [are thought to] represent points of attachment of expansor (dilator) muscles of the oesophagus and stomach [of a trilobite.]  1, record 60, English, - auxiliary%20impression

Record 60,  Textual support,  French

Record number: 60, Textual support number: 1 OBS

[Les impressions auxiliaires, formées par des muscles en rapport probable avec l'appareil digestif d’un Trilobite] s’observent sur la glabelle dans l'espace lisse médian compris entre les sillons glabellaires, principalement sur le lobe frontal(...)  1, record 60, French, - impression%20auxiliaire

Record 60,  Textual support,  Spanish

Record 61,  Textual support,  English

Record number: 61, Textual support number: 1 OBS

The pharostomian scar (...) [consists] of a pair of large impressions found in (...) [some trilobites] along the axial furrows at the level of the preoccipital glabellar lobes, [and] are probably related to dorsoventral muscles.  1, record 61, English, - pharostomian%20scar

Record 61,  Textual support,  French

Record number: 61, Textual support number: 1 OBS

(...) la tache pharostomienne [est une impression musculaire] située dans le sillon dorsal à hauteur du lobe basal de la glabelle(...) [d’un trilobite]  1, record 61, French, - tache%20pharostomienne

Record 61,  Textual support,  Spanish

Record 62,  Textual support,  English

Record number: 62, Textual support number: 1 OBS

The "dark markings are areas of darker tone which may be slightly pyritized, observed on the internal (ventral) surface of the carapace. [of a trilobite]. They are usually plainly visible only when the specimens are immersed in alcohol. [and are regarded as places of muscle attachment]  1, record 62, English, - dark%20marking

Record 62,  Textual support,  French

Record number: 62, Textual support number: 1 OBS

(...) taches pyriteuses sombres à la face interne du test [d’un Trilobite] surtout visible après immersion dans l'alcool.  1, record 62, French, - tache%20pyriteuse%20sombre

Record 62,  Textual support,  Spanish

Record 63,  Textual support,  English

Record number: 63, Textual support number: 1 OBS

[The interpleural furrow is a] Transverse groove extending from [the] axial furrow across [the] pleural region of [the] pygidium, indicating [the] boundary of fused pleurae (...) [on a trilobite]  1, record 63, English, - interpleural%20furrow

Record 63,  Textual support,  French

Record number: 63, Textual support number: 1 OBS

Les limites des différents plèvres [d’un Trilobite] peuvent être indiquées par des "sillons interpleuraux"(...), généralement faibles.  1, record 63, French, - sillon%20interpleural

Record 63,  Textual support,  Spanish

Record 64,  Textual support,  English

Record number: 64, Textual support number: 1 OBS

[The border is the] Outer, dorsal flange of [a trilobite] cephalon and pygidium usually bounded by [a] border furrow ...  1, record 64, English, - border

Record 64,  Textual support,  French

Record number: 64, Textual support number: 1 OBS

Les côtes atteignent rarement le bord pygidial [d’un Trilobite] qui est entouré dans la plupart des cas par un "limbe" continu, lisse, convexe ou concave, parfois renforcé par un bourrelet.  1, record 64, French, - limbe

Record 64,  Textual support,  Spanish

Record 65,  Textual support,  English

Record number: 65, Textual support number: 1 OBS

[A pleural spine is the] pointed extension of [the] distal end of a [trilobite] pleura.  1, record 65, English, - pleural%20spine

Record 65,  Textual support,  French

Record number: 65, Textual support number: 1 OBS

[la partie distale de la plèvre d’un Trilobite] peut se terminer par une "pointe pleurale"(...) plus ou moins aiguë.  1, record 65, French, - pointe%20pleurale

Record 65,  Textual support,  Spanish

Record 66,  Textual support,  English

Record number: 66, Textual support number: 1 OBS

[The articulating half ring of a trilobite is the] Anterior extension of [the] axial ring which bends downward to pass under [the] posterior edge of [the] ring just in front of it (...)  1, record 66, English, - articulating%20half%20ring

Record 66,  Textual support,  French

Record number: 66, Textual support number: 1 OBS

Le tergite [d’un Trilobite] se compose(...) d’un genou articulaire, le "demi-anneau articulaire", fixé à l'avant de l'anneau axial, normalement recouvert par l'anneau précédent et visible seulement sur les individus enroulés.  1, record 66, French, - demi%2Danneau%20articulaire

Record 66,  Textual support,  Spanish

Record 67,  Textual support,  English

Record number: 67, Textual support number: 1 OBS

One group of trilobites (...) has revealed the presence of a small round opening near the inner edge of doublures belonging to each thoracic segment and postero-lateral extremities of the cephalon; these structures, termed Panderian organs, have been postulated to denote poison glands or luminescent organs, but their significance really is quite unknown.  1, record 67, English, - Panderian%20organ

Record 67,  Textual support,  French

Record number: 67, Textual support number: 1 OBS

Les organes de Pander apparaissent constitué par des protubérances linéaires ou elliptiques de la doublure pleurale. [d’un Trilobite]  1, record 67, French, - organe%20de%20Pander

Record 67,  Textual support,  Spanish

Record 68,  Textual support,  English

Record number: 68, Textual support number: 1 OBS

Niobiform sutures were regarded as being marginal anteriorly, that is, with anterior sections along the margin [of the cephalon] for a certain length.  1, record 68, English, - niobiform%20suture

Record 68,  Textual support,  French

Record number: 68, Textual support number: 1 OBS

Suivant l'allure de son tracé, la branche antérieure [de la suture faciale d’un trilobite] appartient à l'un des types suivant(...) ;c) type "niobiforme"(...) la suture longe dorsalement [et] à faible distance.(...) le bord frontal(...)  1, record 68, French, - suture%20niobiforme

Record 68,  Textual support,  Spanish

Record 69,  Textual support,  English

Record number: 69, Textual support number: 1 OBS

[A cedariiform suture is an] opisthoparian suture in which posterior sections run outward across the lateral border furrow before curving backward and inward to [the] posterior margin, ... [in certain trilobites]  1, record 69, English, - cedariiform%20suture