vertebrata
NounOpen English WordNet
Noun (1)
- fishes, amphibians, reptiles, birds, mammalsSynonyms: subphylum VertebrataCraniatasubphylum CraniataType of phylumMember of Chordata, phylum ChordataMembers vertebrate, Chondrichthyes, Osteichthyes, Mammalia, Aves, Gnathostomata, bird genus, mammal genus +15 more
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Webster's Dictionary (1913)
Ver′te·bra′ta plural noun
Origin: NL.
Zoology 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.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54