bn:00075690n
Noun Concept
Categories: Extant Pennsylvanian first appearances, Articles with 'species' microformats, Synapsids, Articles with short description, Taxa named by Henry Fairfield Osborn
EN
synapsid  synapsid reptile
EN
Extinct reptile having a single pair of lateral temporal openings in the skull WordNet 3.0
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EN
Extinct reptile having a single pair of lateral temporal openings in the skull WordNet 3.0 & Open English WordNet
Synapsids are one of the two major clades of vertebrate animals in the group Amniota, the other being the sauropsids, which include reptiles and birds. Wikipedia
Any animal (including all mammals) of the class Synapsida. Wiktionary