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The Collaborative International Dictionary
Vertebrata

Vertebrata \Ver`te*bra"ta\, n. pl. [NL.] (Zo["o]l.) One of the grand divisions of the animal kingdom, comprising all animals that have a backbone composed of bony or cartilaginous vertebr[ae], 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.

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Usage examples of "vertebrata".

Animalia, Chordata, Vertebrata, Mammalia, Eutheria, Primata, Anthropoidiae, but after that it looks kind of dubious.

In the higher Vertebrata the branchiae have wholly disappeared--the slits on the sides of the neck and the loop-like course of the arteries still marking in the embryo their former position.

We cannot, for instance, suppose that in the embryos of the vertebrata the peculiar loop-like course of the arteries near the branchial slits are related to similar conditions,--in the young mammal which is nourished in the womb of its mother, in the egg of the bird which is hatched in a nest, and in the spawn of a frog under water.

I believe in the existence of a mammal power fully organised, belonging to the branch of vertebrata, like the whales, the cachalots, or the dolphins, and furnished with a horn of defence of great penetrating power.

I believe in the existence of a mammal powerfully organized, belonging to the branch of vertebrata, like the whales, the cachalots, or the dolphins, and furnished with a horn of defense of great penetrating power.

These were the first known backboned animals, the earliest fishes, the first known Vertebrata.

It would be a brilliant forgery, done in a nonbiological medium, of a living creature, subphylum Vertebrata, class Mammalia, order Primates, viviparous, bipedal, and having a bicameral brain—.

Seeing, for instance, that the oldest known mammals, reptiles, and fish strictly belong to their own proper classes, though some of these old forms are in a slight degree less distinct from each other than are the typical members of the same groups at the present day, it would be vain to look for animals having the common embryological character of the Vertebrata, until beds far beneath the lowest Silurian strata are discovered -- a discovery of which the chance is very small.

These structures are the vertebrae, and for this reason the subphylum is called Vertebrata (vur'tih-bray'tuh) and its members commonly referred to as the vertebrates.

We cannot, for instance, suppose that in the embryos of the vertebrata the peculiar loop-like course of the arteries near the branchial slits are related to similar conditions, -- in the young mammal which is nourished in the womb of its mother, in the egg of the bird which is hatched in a nest, and in the spawn of a frog under water.