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LEPTOLEPIS [4 records]

Record 1 2016-03-14

English

Subject field(s)
  • Fish
Universal entry(ies)
OBS

A fish of the family Macrouridae.

French

Domaine(s)
  • Poissons
Entrée(s) universelle(s)
OBS

Poisson de la famille des Macrouridae.

Spanish

Save record 1

Record 2 2008-12-08

English

Subject field(s)
  • Seed Plants (Spermatophyta)
Universal entry(ies)
OBS

A tall tree of the family Pinaceae (Pine family). Habitat: Originated in Japan, North America, Europe.

French

Domaine(s)
  • Plantes à graines (Spermatophyta)
Entrée(s) universelle(s)
OBS

Arbre de la famille des Pinacées.

Spanish

Campo(s) temático(s)
  • Plantas con semilla (Spermatophyta)
Entrada(s) universal(es)
OBS

Árbol de la familia pináceas, parecido al alerce europeo, que crece espontáneo en el Japón.

Save record 2

Record 3 2001-08-15

English

Subject field(s)
  • Paleontology
DEF

A linear succession of species arranged in a sequence from ancestor to descendant.

CONT

Like Saint-Seine, he finds that three separate teleostean lineages can be traced back to L. Jurassic haleocostomes, one line leading from a form like Leptolepis coryphaenoides to the Clupeidae, one from near Pholidophorus bechei... and one from the precursors of Ph. similis...

CONT

In addition to disclosing the order of lineage branching, molecular trees contain information about times of divergence among lineages.

CONT

... several lineages decreased in size after the Eocene.

OBS

... The reasons for an increase in size being advantageous to animals undoubtedly vary among lineages... (Cope’s Rule).

OBS

Principles of Paleontology, p. 277.

French

Domaine(s)
  • Paléontologie
CONT

La lignée prend, pour le généticien, la signification de succession au cours d'un temps donné de populations infertiles. Pour le paléontologiste la lignée s'étendra plus largement dans le temps, mais elle devrait conserver son sens général.

CONT

Il faudra attendre Gosline (1960) pour trouver un essai détaillé de classement en quatre lignées des complexes d'un grand groupe de Téléostéens (...)

Spanish

Save record 3

Record 4 1994-01-17

English

Subject field(s)
  • Paleontology
DEF

a genus (the type of the family Leptolepidae) of primitive clupeoid fishes that includes numerous small-scaled fishes with the tail nearly homocercal.

French

Domaine(s)
  • Paléontologie
DEF

Poisson généralement de petite taille, au corps allongé, couvert de minces écailles ganoïdes, avec une nageoire caudale à lobes égaux. (Fossile dans les terrains jurassiques et infracrétacés. Type de la famille des leptolépidés.)

Spanish

Save record 4

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