sentences:  Dermodactylus
  
  Dermodactylus (meaning "skin finger", from Greek "derma" and "daktylos", in reference to pterosaur wings being skin membranes supported by the ring fingers) was a genus of pterodactyloid (general term for "short-tailed" pterosaur) pterosaur from the Kimmeridgian-Tithonian-age Upper Jurassic Morrison Formation of Wyoming, United States.It is based on a single partial bone, from the hand.