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Definition of Diapsida
1. Noun. Used in former classifications to include all living reptiles except turtles; superseded by the two subclasses Lepidosauria and Archosauria.
Lexicographical Neighbors of Diapsida
Literary usage of Diapsida
Below you will find example usage of this term as found in modern and/or classical literature:
1. Science by American Association for the Advancement of Science (1919)
"... to the subclasses previously proposed by Osborn, namely, the Synapsida and
the diapsida, making a fourfold grand division of the Reptilia. ..."
2. Contributions by Walker Museum of Paleontology, University of Chicago (1917)
"He has called them the diapsida, and there is no better name for them. After the
elimination of the forms which we are sure do not belong with them, ..."
3. The American Naturalist by American Society of Naturalists, Essex Institute (1908)
"The grouping of the reptiles into two subclasses, the diapsida and Synapsida.
based chiefly upon the temporal structure, is rejected by most students of the ..."
4. Revision of the Pelycosauria of North America by Ermine Cowles Case (1907)
"In the same year Osborn & McGregor presented their paper on the divisions of the
Reptilia (112). All the reptiles were divided into subclasses, the diapsida ..."
5. Herpetology of Japan and Adjacent Territory by Leonhard Hess Stejneger (1907)
"1] The existing reptiles are divided by Dr. HF Osborn into two subclasses, diapsida
and Synapsida. To the latter belongs only one existing order, viz, ..."
6. Annals of the New York Academy of Sciences by New York Academy of Sciences (1917)
"The consensus of opinion is that this ancestral type was nearly related to the
primitive Archosauria (diapsida), or two-arched reptiles, and was very widely ..."
7. Geological Magazine by Henry Woodward (1904)
"There is no question that the mammals are affiliated with the subclass Synapsida
rather than with the diapsida; ..."
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