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synapsid reptile vs protomammal

protomammal vs synapsid reptile

synapsid reptile and protomammal both are nouns.

Word NounAdjectiveVerbAdverb
synapsid reptile Yes No No No
protomammal Yes No No No
As nouns, protomammal is a hyponym of synapsid reptile; that is, protomammal is a word with a more specific, narrower meaning than synapsid reptile:
  • synapsid reptile: extinct reptile having a single pair of lateral temporal openings in the skull
  • protomammal: probably warm-blooded; considered direct ancestor of mammals
Other hyponyms of synapsid reptile include therapsid, ictodosaur, pelycosaur, edaphosaurus, dimetrodon.
synapsid reptile (noun) protomammal (noun)
extinct reptile having a single pair of lateral temporal openings in the skull probably warm-blooded; considered direct ancestor of mammals
Difference between synapsid reptile and protomammal

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