Definition of Chordata

1. Noun. Comprises true vertebrates and animals having a notochord.

Definition of Chordata

1. n. pl. A comprehensive division of animals including all Vertebrata together with the Tunicata, or all those having a dorsal nervous cord.

Medical Definition of Chordata

1. A phylum of the animal kingdom comprising all the animals that have a notochord (the primitive axis of the body) during some stage of their development. It includes the subphyla cephalochordata, urochordata, and vertebrata (vertebrates). (12 Dec 1998)

Chordata Pictures

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Lexicographical Neighbors of Chordata

chorda magna
chorda obliqua
chorda saliva
chorda spinalis
chorda tympani nerve
chorda umbilicalis
chorda vertebralis
chorda vocalis
chordae tendineae
chordae willisii
chordata (current term)
chordate family
chordate genus

Literary usage of Chordata

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Treatise on Comparative Embryology by Francis Maitland Balfour (1885)
"OBSERVATIONS ON THE ANCESTRAL FORM OF THE chordata. ... With reference to the characters of the ancestor of the chordata the following pages contain a few ..."

2. An Introduction to the Study of Fossils (plants and Animals) by Hervey Woodburn Shimer (1914)
"PHYLUM Xn, chordata IN the phylum chordata life has an instrument through which it not ... The main advance of the typical chordata (Vertebrata) upon the ..."

3. A Text-book of Zoology by Thomas Jeffery Parker, William Aitcheson Haswell (1921)
"In accordance with this scheme the phylum chordata is regarded as made up of three ... The name chordata is derived from one of the few but striking common ..."

4. A Manual of the Common Invertebrate Animals: Exclusive of Insects by Henry Sherring Pratt (1916)
"Key to the subphyla of chordata: a, Body (in the American species) long and ... chordata in which the notochord consists of a hollow, dorsal projection of ..."

5. Zoology, Descriptive and Practical by Buel Preston Colton (1903)
"CHAPTER X. BRANCH chordata. THIS branch is mainly composed of the vertebrates, ... Subdivisions of chordata. — The branch chordata is divided into three ..."

6. Proceedings of the Cambridge Philosophical Society by Cambridge Philosophical Society (1886)
"If these suggestions be accepted, the nervous systems of the lower chordata form a regular and progressive series. (3) On the nature of the Heart-Sounds. ..."

7. A Manual of Zoology by Thomas Jeffery Parker, William Aitcheson Haswell (1905)
"The name chordata is derived from one of the most important of the few but striking ... Another nearly universal common feature of the chordata is the ..."

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