Pterodactyloidea Pterodactyloidea Pterodactyloidea (derived from the Greek words "πτερόν" ("pterón", for usual "ptéryx") "wing", and "δάκτυλος" ("dáctylos") "finger" meaning "winged finger", "wing-finger" or "finger-wing") is one of the two traditional suborders of pterosaurs ("wing lizards"), and contains the most derived members of this group of flying reptiles. They appeared during the middle Jurassic Period, and differ from the basal (though paraphyletic) rhamphorhynchoids by their short tails and long wing metacarpals (hand bones). The most advanced forms also lack teeth, and by the late Cretaceous, all known pterodactyloids were toothless. Many species had well developed crests on the skull, a form of
Christy (given name) Christy (given name) Christy or Christie (with various alternative spellings) is a given name, used in English both for females and males. The name Christie originated from Italy in 1222, and derives from the Greek names "Christos" (a reference to Christ, literally 'anointed one') and "Christiana" (meaning 'follower of Christ'). The name "Christy" appears in Ireland in 1345, and is a common masculine name there. When used as a personal name in English, it is usually a diminutive form of the personal names "Christian", "Christopher", etc. (masculine), or "Christine", "Christina", etc. (feminine). In modern name-your-baby books and websites, the name