Definition of Anapsida
1. Noun. Oldest known reptiles; turtles and extinct Permian forms.
Group relationships: Class Reptilia, Reptilia
Member holonyms: Anapsid, Anapsid Reptile, Chelonia, Order Chelonia, Order Testudinata, Order Testudines, Testudinata, Testudines
Generic synonyms: Class
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Lexicographical Neighbors of Anapsida
Literary usage of Anapsida
Below you will find example usage of this term as found in modern and/or classical literature:
1. Contributions by University of Chicago Walker Museum of Paleontology (1917)
"... region of the skull is wholly imper- forate, and for the most part completely roofed over, a group which very properly may be called the Anapsida. ..."
2. Science by American Association for the Advancement of Science (1919)
"... he departed from his previous conservative attitude towards classification and proposed to add two subclasses of reptiles, the Anapsida and the ..."
3. Bulletin by Geological Society of America (1919)
"... he departed from his previous conservative attitude toward classification and proposed to add two subclasses of reptiles, the Anapsida and ..."