Thesaurus: vertebrata

Related headwords

Definitions

1. n. pl. One of the grand divisions of the animal kingdom, comprising all animals that have a backbone composed of bony or cartilaginous vertebrae, together with Amphioxus in which the backbone is represented by a simple undivided notochord. The Vertebrata always have a dorsal, or neural, cavity above the notochord or backbone, and a ventral, or visceral, cavity below it. The subdivisions or classes of Vertebrata are Mammalia, Aves, Reptilia, Amphibia, Pisces, Marsipobranchia, and Leptocardia.
2. One of the grand divisions of the animal kingdom, comprising all animals that have a backbone composed of bony or cartilaginous vertebræ, together with Amphioxus in which the backbone is represented by a simple undivided notochord. The Vertebrata always have a dorsal, or neural, cavity above the notochord or backbone, and a ventral, or visceral, cavity below it. The subdivisions or classes of Vertebrata are Mammalia, Aves, Reptilia, Amphibia, Pisces, Marsipobranchia, and Leptocardia.
3. One of the grand divisions of the animal kingdom, comprisingall animals that have a backbone composed of bony or cartilaginousvertebræ, together with Amphioxus in which the backbone isrepresented by a simple undivided notochord. The Vertebrata alwayshave a dorsal, or neural, cavity above the notochord or backbone, anda ventral, or visceral, cavity below it. The subdivisions or classesof Vertebrata are Mammalia, Aves, Reptilia, Amphibia, Pisces,Marsipobranchia, and Leptocardia.
4. n fishes; amphibians; reptiles; birds; mammals