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
Agatha (given name) Agatha (given name) Agatha also Agata, is a feminine given name derived from the Ancient Greek word ἀγαθός ("agathos"), meaning "good". It was the name of St. Agatha of Sicily, a third-century Christian martyr. The name has been rarely used in English-speaking countries in recent years. It was last ranked among the top 1,000 names for girls born in the United States during the 1930s. In Russian, the name "" ("Agata") was borrowed from the Western European languages, and derives from the same Ancient Greek root from which older names Agafya and Agafa also come. Its masculine version is Agat.