Genus of rhamphorhynchid pterosaur from the Middle Jurassic Orientognathus Temporal range: Middle Jurassic, 155 Ma PreꞒ Scientific classification Kingdom: | Animalia Phylum: | Chordata Order: | †Pterosauria Family: | †Rhamphorhynchidae Genus: | †Orientognathus Lü et al., 2015 Species: | †O. chaoyangensis Binomial name †Orientognathus chaoyangensis Lü et al., 2015 Orientognathus is a genus of rhamphorhynchid pterosaur from the Middle Jurassic of China. It is known from a single specimen which includes most of the skeleton and skull, and was first named and described in 2015 by Lü Junchang et al.. The taxon was found in the Tuchengzi Formation of China, which is slightly younger than the Tiaojishan Formation that most other Middle Jurassic pterosaurs from the region have been found in. The description study produced a phylogenetic analysis, which determined that Orientognathus was a basal member of Rhamphorhynchidae, possibly within Rhamphorhynchinae.[1] ## References[edit] 1. ^ Lü, J.; Pu, H.; Xu, L.; Wei, X.; Chang, H.; Kundrát, M. (2015). "A new rhamphorhynchid pterosaur (Pterosauria) from Jurassic deposits of Liaoning Province, China" (PDF). Zootaxa. 3911 (1): 119–129. doi:10.11646/zootaxa.3911.1.7. PMID 25661600. * v * t * e Pterosauromorpha * Kingdom: Animalia * Phylum: Chordata * Class: Sauropsida * Clade: Avemetatarsalia * Clade: Ornithodira | Avemetatarsalia| * * see Avemetatarsalia Pterosauromorpha| * * see below↓ Pterosauromorpha Pterosauromorpha * Maehary * Scleromochlus? Lagerpetidae| * Dromomeron * Faxinalipterus * Ixalerpeton * Kongonaphon * Lagerpeton Pterosauria * Daohugoupterus | Preondactylia| * Austriadactylus * Preondactylus | Caviramidae?| * Carniadactylus? * Caviramus * Raeticodactylus? Austriadraconidae| * Arcticodactylus? * Austriadraco * Seazzadactylus Eopterosauria * Austriadraco? * Peteinosaurus? * Preondactylia? Eudimorphodontoidea| | Raeticodactylidae| * Caviramus? * Pachagnathus * Raeticodactylus * Yelaphomte | Eudimorphodontidae| * Arcticodactylus? Eudimorphodontinae| * Carniadactylus? * Eudimorphodon Zambellisauria? * Peteinosaurus? Macronychoptera * Herbstosaurus | Dimorphodontidae| * Allkaruen? * Caelestiventus * Dimorphodon * Parapsicephalus? * Peteinosaurus? * Rhamphinion? | Lonchognatha? * Eudimorphodon? Novialoidea | Campylognathoididae| * Bergamodactylus * Campylognathoides | Breviquartossa | Rhamphorhynchidae| * Dolicorhamphus? * Klobiodon * Parapsicephalus? * Scaphognathinae? Rhamphorhynchinae| * Bellubrunnus * Cacibupteryx * Dorygnathus * Harpactognathus * Nesodactylus * Orientognathus * Qinglongopterus Rhamphorhynchae| | Angustinaripterini| * Angustinaripterus * Dearc * Harpactognathus? * Qinglongopterus? * Sericipterus | Rhamphorhynchini| * Cacibupteryx? * Nesodactylus? * Rhamphorhynchus Digibrevisauria?| | Scaphognathidae?| * Fenghuangopterus * Jianchangnathus * Jianchangopterus * Scaphognathus * Sordes? | Pterodactylomorpha| * * see below↓ Pterodactylomorpha Pterodactylomorpha * Allkaruen? * Sordes? Monofenestrata * Archaeoistiodactylus * Normannognathus * Anurognathidae? Darwinoptera| * Pterorhynchus Wukongopteridae| * Kunpengopterus Wukongopterinae| * Archaeoistiodactylus? * Cuspicephalus * Darwinopterus * Douzhanopterus? * Wukongopterus Pterodactyliformes * Changchengopterus? * Douzhanopterus Caelidracones | Anurognathidae| * Mesadactylus Anurognathinae| * Anurognathus * Dendrorhynchoides? * Jeholopterus? * Luopterus * Vesperopterylus Batrachognathinae| * Batrachognathus * Cascocauda * Dendrorhynchoides? * Jeholopterus? * Sinomacrops Pterodactyloidea| * Dermodactylus * Eurolimnornis * Herbstosaurus? * Kryptodrakon * Ningchengopterus * Pangupterus * Samrukia? * Wenupteryx Lophocratia| * * see below↓ Lophocratia Archaeopterodactyloidea * Prejanopterus Germanodactylidae| * Altmuehlopterus? * Germanodactylus * Normannognathus? * Tendaguripterus? Euctenochasmatia * Diopecephalus * Pterodactylus Ctenochasmatoidea | Gallodactylidae| * Aurorazhdarcho? * Cycnorhamphus * Normannognathus? * Moganopterinae? | Aurorazhdarchia| * Aerodactylus * Gallodactylidae? Aurorazhdarchidae| * Ardeadactylus? * Aurorazhdarcho * Huanhepterus? Ctenochasmatidae * Ardeadactylus? * Cathayopterus * Elanodactylus * Forfexopterus * Gladocephaloideus * Kepodactylus * Liaodactylus * Otogopterus * Pterofiltrus Moganopterinae?| * Feilongus * Moganopterus Gnathosaurinae| * Gnathosaurus * Huanhepterus? * Plataleorhynchus * Tacuadactylus Ctenochasmatinae| * Ctenochasma Pterodaustrini| * Beipiaopterus * Eosipterus * Gegepterus * Pterodaustro | Eupterodactyloidea| * Altmuehlopterus? Ornithocheiroidea| * * see below↓ Ornithocheiroidea Ornithocheiroidea * Piksi? Tapejaroidea | Dsungaripteridae| * Banguela? * Lonchognathosaurus? * Noripterus * Ordosipterus * Puntanipterus? * Tendaguripterus? Dsungaripterinae| * Domeykodactylus * Dsungaripterus Azhdarchoidea * Argentinadraco * Leptostomia? * Montanazhdarcho * Ornithostoma Neoazhdarchia Tapejaromorpha * Bennettazhia * Keresdrakon? * Nemicolopterus Tapejaridae * Afrotapejara Thalassodrominae?| * Aerotitan? * Alanqa? * Argentinadraco? * Banguela? * Javelinadactylus? * Kariridraco * Lacusovagus? * Leptostomia? * Thalassodromeus * Tupuxuara * Xericeps? Sinopterinae| * Bakonydraco? * Eopteranodon? * Huaxiapterus? * Sinopterus * Wightia Tapejarinae| * Aymberedactylus * Caupedactylus * Eopteranodon? * Huaxiapterus? * Keresdrakon? * Lacusovagus? * Sinopterus? * Vectidraco Tapejarini| * Bakonydraco? * Caiuajara * Europejara * Tapejara * Tupandactylus Azhdarchomorpha * Cretornis? * Microtuban * Xericeps * Dsungaripteromorpha? Alanqidae?| * Alanqa * Keresdrakon? Neopterodactyloidea| * Eoazhdarcho Chaoyangopteridae| * Apatorhamphus? * Argentinadraco? * Eoazhdarcho? * Lacusovagus * Microtuban? * Xericeps? Chaoyangopterinae| * Chaoyangopterus * Jidapterus * Shenzhoupterus Azhdarchiformes| * Montanazhdarcho? * Radiodactylus | Azhdarchidae| * Alanqa? * Bogolubovia * Navajodactylus? * Palaeocursornis * Tethydraco? * Volgadraco? | Azhdarchinae| * Aerotitan? * Albadraco * Azhdarcho * Mistralazhdarcho | Quetzalcoatlinae| * Aralazhdarcho * Arambourgiania * Cryodrakon * Eurazhdarcho * Hatzegopteryx * Phosphatodraco * Quetzalcoatlus * Thanatosdrakon * Wellnhopterus? * Zhejiangopterus | Pteranodontoidea| * * see below↓ | Pteranodontoidea Pteranodontoidea * Santanadactylus Pteranodontia| | Pteranodontidae| * Bogolubovia? * Dawndraco * Geosternbergia * Ornithostoma? * Pteranodon * Tethydraco? * Volgadraco? | Nyctosauromorpha| * Alamodactylus * Cretornis? Aponyctosauria| * Alcione * Epapatelo * Simurghia Nyctosauridae| * Barbaridactylus * Muzquizopteryx * Nyctosaurus * Volgadraco? Ornithocheiromorpha * Aussiedraco * Serradraco * Unwindia Lonchodectidae| * Hongshanopterus? * Ikrandraco? * Lonchodectes * Lonchodraco? * Targaryendraco? Lanceodontia * Draigwenia? | Lonchodraconidae| * Ikrandraco * Lonchodraco | Istiodactyliformes| * Hongshanopterus * Linlongopterus * Yixianopterus * Lonchodectidae? Mimodactylidae| * Haopterus * Linlongopterus * Mimodactylus Istiodactylidae| * Lingyuanopterus * Longchengpterus * Luchibang * Nurhachius Istiodactylinae| * Istiodactylus * Liaoxipterus Ornithocheiriformes| * Barbosania * Brasileodactylus * Cearadactylus * Hamipterus | Boreopteridae| * Boreopterus * Zhenyuanopterus | Ornithocheirae | Ornithocheiridae| * Araripesaurus * Arthurdactylus * Camposipterus? * Caulkicephalus? * Cimoliopterus? * Tropeognathus? Ornithocheirinae| * Aetodactylus? * Camposipterus? * Coloborhynchus? * Draigwenia? * Ferrodraco? * Guidraco? * Ludodactylus? * Mythunga? * Ornithocheirus * Siroccopteryx? * Uktenadactylus? Targaryendraconia?| | Cimoliopteridae| * Aetodactylus * Camposipterus? * Cimoliopterus | Targaryendraconidae| * Aussiedraco? * Barbosania? * Targaryendraco Anhangueria * Brasileodactylus? * Ornithocheiridae? Hamipteridae?| * Hamipterus * Iberodactylus Anhangueridae| | Tropeognathinae?| * Amblydectes? * Ferrodraco? * Mythunga? * Siroccopteryx? * Thapunngaka * Tropeognathus | Coloborhynchinae?| * Aerodraco * Coloborhynchus * Nicorhynchus * Siroccopteryx? * Uktenadactylus Anhanguerinae| * Anhanguera * Caulkicephalus? * Cearadactylus? * Guidraco * Liaoningopterus * Ludodactylus * Maaradactylus Taxon identifiers| * Wikidata: Q18940799 * Fossilworks: 312910 | *[v]: View this template *[t]: Discuss this template *[e]: Edit this template