Order †Pterosauria Kaup, 1834 - pterosaurs Suborder †Pterodactyloidea Plieninger, 1901 1 Family †Dsungaripteridae Young, 1964 2 Family †Pterodaustriidae Bonaparte, 1971 see Family Pterodaustridae Bonaparte, 1971 3 Family †Pterodactylidae Bonaparte, 1838 4 Family †Ornithocheiridae Seeley, 1870