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ganoid

Saltos de línea: gan¦oid
Pronunciación: /ˈɡanɔɪd
 
/
Zoology

Definición de ganoid en inglés:

adjetivo

1(Of fish scales) hard and bony with a shiny enamelled surface. Compare with ctenoid and placoid.
Example sentences
  • They also possess a heterocercal caudal fin and remnants of ganoid scales; both are uncommon among extant actinopterygians.
  • Gar species in North America are easily recognized by their long snouts, sharply toothed jaws, non-overlapping and diamond shaped ganoid scales, and posterior placement of dorsal and anal fins on the body.
  • This species has specialized scales, which are called ganoid scales, and it has nostrils or nares on tentacles that protrude from the head.
1.1(Of a fish) having ganoid scales.
Example sentences
  • The purpose of this research is to study ganoid fish taphonomy, specifically, how each type of fish decomposes, including anatomical location and extent of postmortem damage, and possibly, its cause.

sustantivo

Volver al principio  
A primitive fish that has ganoid scales, e.g. a sturgeon or freshwater garfish.
Example sentences
  • In the collection of ganoids the most complete is representation of Acipenseriformes, mainly of acipenserids proper.
  • In the ganoids the upper lobe of the tail fin is the largest.
  • The ganoids had already reached their evolutionary climax in the Permian and Triassic, some 270-190 million years ago; today they are few in number when compared with the dominant bony fishes.

Origen

mid 19th century: from French ganoïde, from Greek ganos 'brightness'.

Definición de ganoid en:

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