sentences:  The genus name is derived from Greek "nesos", "island" and "daktylos", "finger", a reference to the island of Cuba and the typical wing finger of pterosaurs.The specific name means "western", from Greek "hesperios".The genus is based on holotype AMNH 2000, a partial skeleton including a skull fragment, numerous vertebrae from all parts of the spine and tail, zygapophyses (interpreted by Colbert as ossified tendons) on the tail, the pectoral girdle and a very deeply keeled sternum, arms and partial hands, part of the pelvis, parts of both femorae, partial metatarsals, and ribs.