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Definition of Order therapsida
1. Noun. Extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic.
Generic synonyms: Animal Order
Group relationships: Subclass Synapsida, Synapsida
Member holonyms: Protomammal, Therapsid, Chronoperates, Genus Chronoperates, Cynodontia, Division Cynodontia, Dicynodontia, Division Dicynodontia
Lexicographical Neighbors of Order Therapsida
Literary usage of Order therapsida
Below you will find example usage of this term as found in modern and/or classical literature:
1. Organic Evolution by Richard Swann Lull (1917)
"... reptiles Williston would include under the order Therapsida according to his
definition, although the former name is not specifically mentioned. ..."
2. Water Reptiles of the Past and Present by Samuel Wendell Williston (1914)
"Order THERAPSIDA Reptiles with a single temporal perforation on each side;
vertebrae not notochordal; ..."
3. Vertebrate Zoölogy by Horatio Hackett Newman (1920)
"Now, the cynodonts belong to the sub-class Synapsida and the order Therapsida,
which Williston places very low in the series of reptilian orders, ..."
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