selachian

• Nom désignant tout poisson de la sous-classe des élasmobranches, caractérisé par un squelette cartilagineux et des écailles placoïdes, incluant les requins, les raies et les pastenagues.

A noun referring to any fish of the class Chondrichthyes, characterized by a cartilaginous skeleton and placoid scales, including sharks, rays, and skates.

1. Cartilaginous fishC2formalscientific

   Any of numerous fishes of the class Chondrichthyes, characterized by a cartilaginous skeleton and placoid scales, including sharks, rays, and skates.

   Poisson cartilagineux

   • The selachian species in this region include several types of sharks and rays.
   • Marine biologists study the behavior of various selachians in their natural habitat.
   • The aquarium has a special exhibit dedicated to selachians like skates and stingrays.
   • Fossil records show that selachians have existed for millions of years.

   Synonymeselasmobranch