Definition of Cotylosaur

1. Noun. (context: paleontology dated) A member of the Captorhinidae, the earliest group of true reptiles from the Carboniferous through the Permian. ¹

¹ Source: wiktionary.com

Definition of Cotylosaur

1. [n -S]

Lexicographical Neighbors of Cotylosaur

cotyledon
cotyledonal
cotyledonary
cotyledonary placenta
cotyledonous
cotyledons
cotyles
cotyliform
cotyligerous
cotyloid
cotyloid cavity
cotyloid joint
cotyloid ligament
cotyloid notch
cotyloidal
cotylosaur (current term)
cotylosaurian
cotylosaurs
cotype
cotypes
cou'd
cou'dn't
cou'dst
coua
couas
coucal
coucals
couch
couch-potato

Literary usage of Cotylosaur

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

1. The Chautauquan by Chautauqua Institution (1908)
"It is astonishing to note that the saurians reverted to almost their primitive form. The ancestral cotylosaur of the Paleozoic carboniferous is resembled in ..."

2. Contributions by University of Chicago Walker Museum of Paleontology (1917)
"... Baur and Osborn found in the ichthyosaurs a mere wing; Broom and Osborn added a true cotylosaur; and Baur and Case built in the pelycosaurs; ..."

3. Organic Evolution by Richard Swann Lull (1917)
"... denizens just as the world was later filled with mammalian hosts. Central Form.—The central form was doubtless a short-legged, crawling cotylosaur, ..."

4. A Text-book of Geology: For Use in Universities, Colleges, Schools of by Louis Valentine Pirsson, Charles Schuchert (1915)
"1 and 4 from Parker and Haswell; Figs. 2 and 3 after Lankester, British Museum Guide Book; Figs. 5 and 6 after Williston. cotylosaur*: ..."

5. Water Reptiles of the Past and Present by Samuel Wendell Williston (1914)
"... the most primitive of known cotylosaur reptiles. From the Permian of Texas, about two feet long. legged aquatic forms which seem to be the ancient ..."

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