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Noun: protomammal
  1. Probably warm-blooded; considered direct ancestor of mammals
    - therapsid

Derived forms: protomammals

Type of: synapsid, synapsid reptile

Part of: order Therapsida, Therapsida

Encyclopedia: Protomammal

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Protoctista
protogeometric
protoheme
protohemin
protohippus
protohistory
protohuman
Proto-Indo European
protolanguage
protology
protomammal
protomartyr
proton
proton accelerator
proton magnetic resonance
Proto-Norse
protonotary
proto-oncogene
protoplasm
protoplasmic
protoplasmic astrocyte