Pterodactylus

(redirected from Pterotherium)
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Noun1.Pterodactylus - a reptile genus of PterodactylidaePterodactylus - a reptile genus of Pterodactylidae  
reptile genus - a genus of reptiles
family Pterodactylidae, Pterodactylidae - a reptile family in the order Pterosauria
pterodactyl - extinct flying reptile