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SYNAPSIDA
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
Extinct reptiles of the Permian to Jurassic considered ancestral to mammals
Synonyms:
subclass Synapsida; Synapsida
Classified under:
Hypernyms ("Synapsida" is a kind of...):
class ((biology) a taxonomic group containing one or more orders)
Meronyms (members of "Synapsida"):
order Therapsida; Therapsida (extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late Triassic)
Ictodosauria; order Ictodosauria (extinct reptiles of the later Triassic period)
order Pelycosauria; Pelycosauria (edaphosaurus; dimetrodon)
Holonyms ("Synapsida" is a member of...):
class Reptilia; Reptilia (class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals)