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Definition of Vertebrata
Ver`te`bra´ta | n. pl. | 1. | (Zool.) 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. |
Related Words
Agnatha, Amniota, Amphibia, amphibian family, amphibian genus, Aves, bird family, bird genus, Channidae, Chondrichthyes, Chordata, class Amphibia, class Aves, class Channidae, class Chondrichthyes, class Mammalia, class Osteichthyes, class Placodermi, class Reptilia, Craniata, craniate, fish family, fish genus, Gnathostomata, mammal family, mammal genus, Mammalia, Osteichthyes, phylum, phylum Chordata, Pisces, Placodermi, reptile family, reptile genus, Reptilia, subphylum Craniata, subphylum Vertebrata, superclass Agnatha, superclass Gnathostomata, vertebrate
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