TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
OSTRACODE [21 records]
Record 1 - internal organization data 2012-11-01
Record 1, English
Record 1, Subject field(s)
- Paleontology
Record 1, Main entry term, English
- prionodont
1, record 1, English, prionodont
correct, adjective
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Said of the hinge of an ostracode or bivalve mollusk having a sawlike row of simple similar teeth. 2, record 1, English, - prionodont
Record 1, French
Record 1, Domaine(s)
- Paléontologie
Record 1, Main entry term, French
- prionodonite
1, record 1, French, prionodonite
correct
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Se dit de la charnière anodonte d’un ostracode ayant une barre et un sillon finement crénelés. 1, record 1, French, - prionodonite
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2003-02-03
Record 2, English
Record 2, Subject field(s)
- Paleontology
Record 2, Main entry term, English
- Ostracod
1, record 2, English, Ostracod
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
Bivalved crustacean which lives in both fresh and marine waters. The enclosing shell commonly ranges in length from 0.5 to 4 mm, but some forms reach a length of more than 20 mm. 2, record 2, English, - Ostracod
Record 2, French
Record 2, Domaine(s)
- Paléontologie
Record 2, Main entry term, French
- Ostracode
1, record 2, French, Ostracode
correct
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Petit Crustacé enfermé entre deux valves latérales [...]. On les rencontre dans tous les milieux aquatiques: marins, saumâtres (lagunes, estuaires), eaux douces (lacs, rivières, mares périodiquement asséchées). Leur répartition est fonction de la température [...] et de la nourriture [...] 2, record 2, French, - Ostracode
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Paleontología
Record 2, Main entry term, Spanish
- Ostracodo
1, record 2, Spanish, Ostracodo
correct, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 OBS
Término proveniente del Código Sanitario Internacional para los Animales Acuáticos, 2002. 2, record 2, Spanish, - Ostracodo
Record 3 - internal organization data 2001-11-21
Record 3, English
Record 3, Subject field(s)
- Paleontology
Record 3, Main entry term, English
- internal margin
1, record 3, English, internal%20margin
proposal
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record 3, French
Record 3, Domaine(s)
- Paléontologie
Record 3, Main entry term, French
- bord interne
1, record 3, French, bord%20interne
correct, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
Le «bord interne» est la ligne qui limite la partie minéralisée de la lamelle interne vers l’intérieur et peut coïncider ou non avec la ligne de concrétion. 1, record 3, French, - bord%20interne
Record number: 3, Textual support number: 1 OBS
Chez un Ostracode. 1, record 3, French, - bord%20interne
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2001-07-04
Record 4, English
Record 4, Subject field(s)
- Paleontology
Record 4, Main entry term, English
- Palaeocypris
1, record 4, English, Palaeocypris
proposal
Record 4, Abbreviations, English
Record 4, Synonyms, English
- Paleocypris 1, record 4, English, Paleocypris
proposal
Record 4, Textual support, English
Record 4, French
Record 4, Domaine(s)
- Paléontologie
Record 4, Main entry term, French
- palaeocypris
1, record 4, French, palaeocypris
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Crustacé ostracode fossile, voisin du cypris actuel, dont on a trouvé le corps silicifié et admirablement conservé dans le terrain houiller de Saint-Étienne. 1, record 4, French, - palaeocypris
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1977-08-30
Record 5, English
Record 5, Subject field(s)
- Paleontology
Record 5, Main entry term, English
- line of concrescence
1, record 5, English, line%20of%20concrescence
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 OBS
[It is the] proximal line of junction of [the] duplicature with [the] outer lamella, coinciding with [the] inner border of [the] chitinous adhesive strip [in the valve of an ostracod.] 1, record 5, English, - line%20of%20concrescence
Record 5, French
Record 5, Domaine(s)
- Paléontologie
Record 5, Main entry term, French
- ligne de concrétion
1, record 5, French, ligne%20de%20concr%C3%A9tion
correct
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 OBS
Les bords de la lamelle interne [d’une valve d’Ostracode] sont calcifiés et se soudent aux parties périphériques des lamelles externes. La partie soudée des lamelles est appelée "zone marginal interne" et leur ligne de jonction, "ligne de concrétion"(...) 1, record 5, French, - ligne%20de%20concr%C3%A9tion
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1977-08-24
Record 6, English
Record 6, Subject field(s)
- Paleontology
Record 6, Main entry term, English
- adductor muscle scar
1, record 6, English, adductor%20muscle%20scar
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 OBS
[In an ostracode, the adductor muscle scar is an] Impression on [the] valve interior of [the] muscle serving for closure of [the] valves, generally located in front of [the] mid-length. 1, record 6, English, - adductor%20muscle%20scar
Record 6, French
Record 6, Domaine(s)
- Paléontologie
Record 6, Main entry term, French
- empreinte des muscles adducteurs
1, record 6, French, empreinte%20des%20muscles%20adducteurs
correct
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 OBS
Les empreintes des muscles adducteurs [d’un Ostracode] se trouvent de préférence dans les parties antéro-dorsales ou antérieures des valves,(...) 1, record 6, French, - empreinte%20des%20muscles%20adducteurs
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 1977-08-23
Record 7, English
Record 7, Subject field(s)
- Paleontology
Record 7, Main entry term, English
- eye tubercle
1, record 7, English, eye%20tubercle
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
- ocular spot 2, record 7, English, ocular%20spot
correct
Record 7, Textual support, English
Record number: 7, Textual support number: 1 OBS
[It is a] polished transparent rounded protuberance in [the] anterodorsal region of [an ostracode] valve forming [the] lens of [the] eye ... or marking [the] inferred position of [the] eye ... 1, record 7, English, - eye%20tubercle
Record 7, French
Record 7, Domaine(s)
- Paléontologie
Record 7, Main entry term, French
- tache oculaire
1, record 7, French, tache%20oculaire
correct
Record 7, Abbreviations, French
Record 7, Synonyms, French
Record 7, Textual support, French
Record number: 7, Textual support number: 1 OBS
Les yeux sont à l'intérieur de la carapace [d’un Ostracode], dans sa partie antéro-dorsale où les valves présentent des "taches oculaires" transparentes à l'état vivant. 1, record 7, French, - tache%20oculaire
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 1977-08-23
Record 8, English
Record 8, Subject field(s)
- Paleontology
Record 8, Main entry term, English
- antenna
1, record 8, English, antenna
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
- second antenna 2, record 8, English, second%20antenna
correct
Record 8, Textual support, English
Record number: 8, Textual support number: 1 OBS
[An antenna is] One of a pair of anterior sensory appendages of the cephalon of a crustacean, preceded by antennule and followed by mandible. 1, record 8, English, - antenna
Record 8, French
Record 8, Domaine(s)
- Paléontologie
Record 8, Main entry term, French
- antenne postérieure
1, record 8, French, antenne%20post%C3%A9rieure
correct
Record 8, Abbreviations, French
Record 8, Synonyms, French
- seconde antenne 1, record 8, French, seconde%20antenne
correct
Record 8, Textual support, French
Record number: 8, Textual support number: 1 OBS
[Chez l'Ostracode vivant] la tête porte deux antennes(...) l'antenne postérieure, ou seconde antenne, [est le] principal organe de locomotion. 1, record 8, French, - antenne%20post%C3%A9rieure
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 1977-08-23
Record 9, English
Record 9, Subject field(s)
- Paleontology
Record 9, Main entry term, English
- inner lamella
1, record 9, English, inner%20lamella
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 OBS
[The inner lamella is a] Thin layer covering [the] body [of an ostracode] in [the] anterior, ventral, and posterior parts of [the] carapace, chitinous except for calcified marginal parts forming [the] duplicature; (...) 1, record 9, English, - inner%20lamella
Record 9, French
Record 9, Domaine(s)
- Paléontologie
Record 9, Main entry term, French
- lamelle interne
1, record 9, French, lamelle%20interne
correct
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record number: 9, Textual support number: 1 OBS
[Chaque valve d’un Ostracode] est formée par trois couches :(...) [la] "lamelle interne"(...) [est une] couche chitineuse intérieure(...) ayant l'aspect d’une peau tendue. 1, record 9, French, - lamelle%20interne
Record 9, Spanish
Record 9, Textual support, Spanish
Record 10 - internal organization data 1977-08-23
Record 10, English
Record 10, Subject field(s)
- Paleontology
Record 10, Main entry term, English
- duplicature
1, record 10, English, duplicature
correct
Record 10, Abbreviations, English
Record 10, Synonyms, English
Record 10, Textual support, English
Record number: 10, Textual support number: 1 OBS
[It is] part of [the] border in which [the] calcareous peripheral portion of [the] inner lamella is in contact with [the] outer lamella or separated from it by [the] vestibule, generally narrow but in some genera (...) considerably extended. 1, record 10, English, - duplicature
Record 10, French
Record 10, Domaine(s)
- Paléontologie
Record 10, Main entry term, French
- zone marginale interne
1, record 10, French, zone%20marginale%20interne
correct
Record 10, Abbreviations, French
Record 10, Synonyms, French
Record 10, Textual support, French
Record number: 10, Textual support number: 1 OBS
Les bords de la lamelle interne sont calcifiés et se soudent aux parties périphériques des lamelles externes [d’un ostracode]. La partie soudée des lamelles est appelée "zone marginale interne"(...) 1, record 10, French, - zone%20marginale%20interne
Record 10, Spanish
Record 10, Textual support, Spanish
Record 11 - internal organization data 1977-08-23
Record 11, English
Record 11, Subject field(s)
- Paleontology
Record 11, Main entry term, English
- antennule
1, record 11, English, antennule
correct
Record 11, Abbreviations, English
Record 11, Synonyms, English
- first antenna 1, record 11, English, first%20antenna
correct
- antennula 1, record 11, English, antennula
correct
Record 11, Textual support, English
Record number: 11, Textual support number: 1 OBS
[An antennule is] one of a pair of the most anterior appendages of the cephalon followed by antenna. 1, record 11, English, - antennule
Record 11, French
Record 11, Domaine(s)
- Paléontologie
Record 11, Main entry term, French
- antenne antérieure
1, record 11, French, antenne%20ant%C3%A9rieure
correct
Record 11, Abbreviations, French
Record 11, Synonyms, French
- première antenne 1, record 11, French, premi%C3%A8re%20antenne
correct
Record 11, Textual support, French
Record number: 11, Textual support number: 1 OBS
[Chez l'ostracode vivant] la tête porte deux antennes, l'antenne antérieure, ou première antenne, [est l'] organe de palpation et de locomotion,(...) 1, record 11, French, - antenne%20ant%C3%A9rieure
Record 11, Spanish
Record 11, Textual support, Spanish
Record 12 - internal organization data 1977-08-23
Record 12, English
Record 12, Subject field(s)
- Paleontology
Record 12, Main entry term, English
- radial pore canal
1, record 12, English, radial%20pore%20canal
correct
Record 12, Abbreviations, English
Record 12, Synonyms, English
Record 12, Textual support, English
Record number: 12, Textual support number: 1 OBS
[A radial pore canal is a] Tubule extending through [the] adhesive strip from [the] inner to [the] outer surface of [the] duplicature. [of an ostracode] 1, record 12, English, - radial%20pore%20canal
Record 12, French
Record 12, Domaine(s)
- Paléontologie
Record 12, Main entry term, French
- canal de pores radiés
1, record 12, French, canal%20de%20pores%20radi%C3%A9s
correct
Record 12, Abbreviations, French
Record 12, Synonyms, French
Record 12, Textual support, French
Record number: 12, Textual support number: 1 OBS
La zone marginale interne [d’une coquille d’Ostracode] est sillonnée par des "canaux de pores radiés". 1, record 12, French, - canal%20de%20pores%20radi%C3%A9s
Record 12, Spanish
Record 12, Textual support, Spanish
Record 13 - internal organization data 1977-08-23
Record 13, English
Record 13, Subject field(s)
- Paleontology
Record 13, Main entry term, English
- maxillule
1, record 13, English, maxillule
correct
Record 13, Abbreviations, English
Record 13, Synonyms, English
- first maxilla 1, record 13, English, first%20maxilla
correct
- maxillula 1, record 13, English, maxillula
correct
Record 13, Textual support, English
Record number: 13, Textual support number: 1 OBS
[It is] the fourth cephalic appendage of crustaceans, between the mandible and the maxilla, serving as a mouthpart. 1, record 13, English, - maxillule
Record 13, French
Record 13, Domaine(s)
- Paléontologie
Record 13, Main entry term, French
- maxillule
1, record 13, French, maxillule
correct
Record 13, Abbreviations, French
Record 13, Synonyms, French
Record 13, Textual support, French
Record number: 13, Textual support number: 1 OBS
[La tête d’un Ostracode] est pourvue(...) d’une paire de maxillules. 1, record 13, French, - maxillule
Record 13, Spanish
Record 13, Textual support, Spanish
Record 14 - internal organization data 1977-08-23
Record 14, English
Record 14, Subject field(s)
- Paleontology
Record 14, Main entry term, English
- venter
1, record 14, English, venter
correct
Record 14, Abbreviations, English
Record 14, Synonyms, English
Record 14, Textual support, English
Record number: 14, Textual support number: 1 OBS
The area adjacent to the ventral free edge [of the carapace of an ostracode], as seen from below, is the "venter". 1, record 14, English, - venter
Record 14, French
Record 14, Domaine(s)
- Paléontologie
Record 14, Main entry term, French
- bord ventral
1, record 14, French, bord%20ventral
correct
Record 14, Abbreviations, French
Record 14, Synonyms, French
Record 14, Textual support, French
Record number: 14, Textual support number: 1 OBS
[Le bord] opposé(...) [au bord dorsal d’un Ostracode est le] "bord ventral". 1, record 14, French, - bord%20ventral
Record 14, Spanish
Record 14, Textual support, Spanish
Record 15 - internal organization data 1977-08-23
Record 15, English
Record 15, Subject field(s)
- Paleontology
Record 15, Main entry term, English
- cardinal angle
1, record 15, English, cardinal%20angle
correct
Record 15, Abbreviations, English
Record 15, Synonyms, English
Record 15, Textual support, English
Record number: 15, Textual support number: 1 OBS
[The cardinal angle is the] Junction between [the] hinge line and [the] anterior or posterior free margin. [of the carapace of an ostracode] 1, record 15, English, - cardinal%20angle
Record 15, French
Record 15, Domaine(s)
- Paléontologie
Record 15, Main entry term, French
- angle cardinal
1, record 15, French, angle%20cardinal
correct
Record 15, Abbreviations, French
Record 15, Synonyms, French
Record 15, Textual support, French
Record number: 15, Textual support number: 1 OBS
Les extrémités antérieure et postérieure du bord dorsal [de la coquille d’un Ostracode] portent souvent des protubérances anguleuses appelées "angles cardinaux"(...) 1, record 15, French, - angle%20cardinal
Record 15, Spanish
Record 15, Textual support, Spanish
Record 16 - internal organization data 1977-08-23
Record 16, English
Record 16, Subject field(s)
- Paleontology
Record 16, Main entry term, English
- normal pore canal
1, record 16, English, normal%20pore%20canal
correct
Record 16, Abbreviations, English
Record 16, Synonyms, English
Record 16, Textual support, English
Record number: 16, Textual support number: 1 OBS
[The normal pore canal is a] Tubule piercing approximately at [a] right angle almost any part of [the] valve, commonly with [an] enlarged proximal part lined with chitin; in living ostracodes [it] carries hair (seta) that projects from [the] surface. 1, record 16, English, - normal%20pore%20canal
Record 16, French
Record 16, Domaine(s)
- Paléontologie
Record 16, Main entry term, French
- canal normal
1, record 16, French, canal%20normal
correct
Record 16, Abbreviations, French
Record 16, Synonyms, French
Record 16, Textual support, French
Record number: 16, Textual support number: 1 OBS
(...) les valves [d’un Ostracode] sont percées par les pores de canaux perpendiculaires à la surface appelées "canaux normaux", ces pores laissent passage à un poil lié aux organes des sens de l'animal. 1, record 16, French, - canal%20normal
Record 16, Spanish
Record 16, Textual support, Spanish
Record 17 - internal organization data 1977-08-23
Record 17, English
Record 17, Subject field(s)
- Paleontology
Record 17, Main entry term, English
- adont
1, record 17, English, adont
correct
Record 17, Abbreviations, English
Record 17, Synonyms, English
Record 17, Textual support, English
Record number: 17, Textual support number: 1 OBS
[Ostracodes with hingement of the adont type have a] Simple hinge of ridge-and-groove type, lacking teeth, with [a] ridge or bar in one valve, which fits into [a] groove along [the] dorsal edge of [the] other valve. 1, record 17, English, - adont
Record 17, French
Record 17, Domaine(s)
- Paléontologie
Record 17, Main entry term, French
- adonte
1, record 17, French, adonte
correct, adjective
Record 17, Abbreviations, French
Record 17, Synonyms, French
Record 17, Textual support, French
Record number: 17, Textual support number: 1 OBS
[Une] Charnière adonte(...) [chez un Ostracode, n’ a] pas de dents proprement dites, mais en général une cannelure dans le bord dorsal de la plus grande(...) 1, record 17, French, - adonte
Record 17, Spanish
Record 17, Textual support, Spanish
Record 18 - internal organization data 1977-08-23
Record 18, English
Record 18, Subject field(s)
- Paleontology
Record 18, Main entry term, English
- mandible
1, record 18, English, mandible
correct
Record 18, Abbreviations, English
Record 18, Synonyms, English
Record 18, Textual support, English
Record number: 18, Textual support number: 1 OBS
The mandibles [of an ostracode] are situated at the sides of the mouth (...). Each mandible consists of protopod, endopod, and exopod. 1, record 18, English, - mandible
Record 18, French
Record 18, Domaine(s)
- Paléontologie
Record 18, Main entry term, French
- mandibule
1, record 18, French, mandibule
correct
Record 18, Abbreviations, French
Record 18, Synonyms, French
Record 18, Textual support, French
Record number: 18, Textual support number: 1 OBS
[La tête d’un Ostracode] est pourvue d’une paire de mandibules(...) 1, record 18, French, - mandibule
Record 18, Spanish
Record 18, Textual support, Spanish
Record 19 - internal organization data 1977-08-23
Record 19, English
Record 19, Subject field(s)
- Paleontology
Record 19, Main entry term, English
- dorsum
1, record 19, English, dorsum
correct
Record 19, Abbreviations, English
Record 19, Synonyms, English
Record 19, Textual support, English
Record number: 19, Textual support number: 1 OBS
[The dorsum is the] More or less flattened area of [the] carapace surface adjacent to [the] hinge line and set off from [the] lateral surface of valves. [of an Ostracode] 1, record 19, English, - dorsum
Record 19, French
Record 19, Domaine(s)
- Paléontologie
Record 19, Main entry term, French
- bord dorsal
1, record 19, French, bord%20dorsal
correct
Record 19, Abbreviations, French
Record 19, Synonyms, French
- bord de la charnière 1, record 19, French, bord%20de%20la%20charni%C3%A8re
correct
Record 19, Textual support, French
Record number: 19, Textual support number: 1 OBS
Le bord sur lequel se trouve la charnière qui articule les deux valves [d’un Ostracode] est appelé "bord dorsal" ou "bord de la charnière"(...) 1, record 19, French, - bord%20dorsal
Record 19, Spanish
Record 19, Textual support, Spanish
Record 20 - internal organization data 1977-08-23
Record 20, English
Record 20, Subject field(s)
- Paleontology
Record 20, Main entry term, English
- furca
1, record 20, English, furca
correct
Record 20, Abbreviations, English
Record 20, Synonyms, English
Record 20, Textual support, English
Record number: 20, Textual support number: 1 OBS
[The furca is] A two-forked last abdominal segment of certain crustaceans (...) 1, record 20, English, - furca
Record 20, French
Record 20, Domaine(s)
- Paléontologie
Record 20, Main entry term, French
- furca
1, record 20, French, furca
correct
Record 20, Abbreviations, French
Record 20, Synonyms, French
Record 20, Textual support, French
Record number: 20, Textual support number: 1 OBS
Une furca, dont la fonction consiste à faciliter l'enfouissement dans la vase, ayant l'aspect d’une griffe incomplètement développée, est présente à la partie postéro-ventrale du corps. [d’un Ostracode] 1, record 20, French, - furca
Record 20, Spanish
Record 20, Textual support, Spanish
Record 21 - internal organization data 1977-08-23
Record 21, English
Record 21, Subject field(s)
- Paleontology
Record 21, Main entry term, English
- outer lamella
1, record 21, English, outer%20lamella
correct
Record 21, Abbreviations, English
Record 21, Synonyms, English
Record 21, Textual support, English
Record number: 21, Textual support number: 1 OBS
[The outer lamella is a] Relatively thick mineralized shell layer enclosed between thin chitinous layers which conceals and protects [the] soft parts of [an ostracode's] body and appendages. 1, record 21, English, - outer%20lamella
Record 21, French
Record 21, Domaine(s)
- Paléontologie
Record 21, Main entry term, French
- lamelle externe
1, record 21, French, lamelle%20externe
correct
Record 21, Abbreviations, French
Record 21, Synonyms, French
Record 21, Textual support, French
Record number: 21, Textual support number: 1 OBS
Durant la vie, chaque valve [d’un Ostracode] est formée par trois couches(...) couche calcaire ou chitineuse mais épaisse et imprégnée de sels de calcium dite "lamelle externe", constituée par de la calcite cryptocristalline,(...) 1, record 21, French, - lamelle%20externe
Record 21, Spanish
Record 21, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: