VERTEBRATA n.
al 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 bel…
VERTEBRATE; VERTEBRATED a. 4 definitions
Having a backbone, or vertebral column, containing the spinal marrow, as man, quadrupeds, birds, amphibia, and fishes.