Skip to main

Choisissez le vocabulaire dans lequel chercher

Langue des données

Concept information

TERME PRÉFÉRENTIEL

SHARKS/RAYS/CHIMAERAS  

DÉFINITION

  • Phylum Chordata. Class Chondrichthyes. Elasmobranchii are cartilaginous fish characterized by having five to seven pairs of gill clefts, rigid dorsal fins and placoid scales. Sharks have pectoral fins not fused to their head. Chimaeras have soft bodies and a single gill-opening and primarily live in deep water. Rays are distinguished by their flattened bodies, enlarged pectoral fins fused to the head with gill openings on their ventral surface.

CONCEPT GÉNÉRIQUE

NOTE DE CHANGEMENT

  • 2017-03-15 10:43:14.0 [mgenazzi] Definition added insert Definition (id: null text: Phylum Chordata. Class Chondrichthyes. Elasmobranchii are cartilaginous fish characterized by having five to seven pairs of gill clefts, rigid dorsal fins and placoid scales. Sharks have pectoral fins not fused to their head. Chimaeras have soft bodies and a single gill-opening and primarily live in deep water. Rays are distinguished by their flattened bodies, enlarged pectoral fins fused to the head with gill openings on their ventral surface. language code: en);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/ed019e00-9b0a-4bdc-89aa-606cc929bd9f

Télécharger ce concept :