Protohippus
/ˌprəʊtə(ʊ)ˈhɪpəs/Palaeontology
noun
A genus of three-toed quadrupeds related to the ancestors of the modern horse, known from North American fossil remains of the late Miocene and early Pliocene epochs; (also protohippus) an animal of this genus.
Origin
Late 19th century; earliest use found in Proceedings of the Academy of Natural Sciences of Philadelphia. From scientific Latin Protohippus from proto- + ancient Greek ἵππος horse.
- play one's ace
- play one's cards close to one's chest
- play one's cards right
- play one's cards right (or well)
- play oneself in
- play (or act) the fool
- play (or keep) one's cards close to one's chest (or vest)
- play (or play it) safe (or for safety)
- play (or raise) hob
- play (or sing or practise) scales
- play (or use) the —— card
- play out
- play-party
- playpen
- play-play
- play politics
- play possum
- play-pretty
- playroom
- playscape
- playscheme
- playschool
- play-season
- play second fiddle
- play-seer