Definition of Synapsid

1. Noun. Extinct reptile having a single pair of lateral temporal openings in the skull.

Exact synonyms: Synapsid Reptile
Generic synonyms: Reptile, Reptilian
Specialized synonyms: Protomammal, Therapsid, Ictodosaur, Pelycosaur, Edaphosaurus, Dimetrodon

Definition of Synapsid

1. Adjective. Pertaining to the class Synapsida, of animals which have an opening low in the skull roof behind each eye, leaving a bony arch beneath each. ¹

2. Noun. Any animal (including all mammals) of the class Synapsida. ¹

¹ Source: wiktionary.com

Definition of Synapsid

1. one of a group of extinct reptiles [n -S]

Lexicographical Neighbors of Synapsid

synantherology
synantherous
synanthery
synanthesis
synanthous
synanthy
synaphea
synapheas
synapomorphies
synapomorphy
synapophyses
synapophysis
synapse
synapsed
synapses
synapsid (current term)
synapsid reptile
synapsids
synapsin
synapsing
synapsins
synapsis
synaptase
synapte
synaptes
synaptic
synaptically
synapticula
synapticulae
synapticulas

Literary usage of Synapsid

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

1. The American Naturalist by American Society of Naturalists, Essex Institute (1904)
"synapsid Type. Dorsal as- related to the Sauropterygia. ... synapsid Type. Dorsal view of skull of Trionyx. The theory of the relationship of the ..."

2. Contributions by Walker Museum of Paleontology, University of Chicago (1917)
"... apparently homologous with the combined openings of the diapsid forms, or, as Watson has suggested, with neither the synapsid nor diapsid; but, ..."

3. Zeitschrift der Deutschen geologischen Gesellschaft by Deutsche Geologische Gesellschaft (1904)
"Ihrem Schädel nach sind die Ichthyosaurier meines Erachtens synapsid im Sinne OSBORNS, und ich möchte glauben, daß auch die sonstigen Verhältnisse ihres ..."

4. The American Naturalist by American Society of Naturalists, Essex Institute (1904)
"synapsid Type. Dorsal as- related to the Sauropterygia. ... synapsid Type. Dorsal view of skull of Trionyx. The theory of the relationship of the ..."

5. Contributions by Walker Museum of Paleontology, University of Chicago (1917)
"... apparently homologous with the combined openings of the diapsid forms, or, as Watson has suggested, with neither the synapsid nor diapsid; but, ..."

6. Zeitschrift der Deutschen geologischen Gesellschaft by Deutsche Geologische Gesellschaft (1904)
"Ihrem Schädel nach sind die Ichthyosaurier meines Erachtens synapsid im Sinne OSBORNS, und ich möchte glauben, daß auch die sonstigen Verhältnisse ihres ..."

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