English dictionary
subclass synapsida meaning and definition
Definition and meaning of subclass synapsida at MeaningMonkey.org. subclass synapsida meaning and definition in the English Dictionary.SUBCLASS SYNAPSIDA noun
Definition of subclass Synapsida (noun)
- extinct reptiles of the Permian to Jurassic considered ancestral to mammals
- synonyms: Synapsida
Source: Princeton University Wordnet