| 释义 |
subclass Synapsida
Thesaurus| Noun | 1.subclass Synapsida - extinct reptiles of the Permian to Jurassic considered ancestral to mammalsSynapsidaclass 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 animalsorder Therapsida, Therapsida - extinct mammal-like reptiles found inhabiting all continents from the mid Permian to late TriassicIctodosauria, order Ictodosauria - extinct reptiles of the later Triassic periodorder Pelycosauria, Pelycosauria - edaphosaurus; dimetrodonclass - (biology) a taxonomic group containing one or more orders |
subclass Synapsida
Synonyms for subclass Synapsidanoun extinct reptiles of the Permian to Jurassic considered ancestral to mammalsSynonymsRelated Words- class Reptilia
- Reptilia
- order Therapsida
- Therapsida
- Ictodosauria
- order Ictodosauria
- order Pelycosauria
- Pelycosauria
- class
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