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This article records new taxa of fossil archosaurs of every kind that are scheduled described during the year 2022, as well as other significant discoveries and events related to paleontology of archosaurs that are scheduled to occur in the year 2022.

Pseudosuchians

New pseudosuchian taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Confractosuchus	Gen. et sp. nov	In press	White et al.	Late Cretaceous (Cenomanian)	Winton Formation	Australia	A eusuchian. The type species is C. sauroktonos.
Eptalofosuchus	Gen. et sp. nov	Valid	Marinho et al.	Late Cretaceous	Uberaba Formation	Brazil	A notosuchian crocodylomorph. The type species is E. viridi. Announced in 2021; the final article version was published in 2022.
Mambawakale	Gen. et sp. nov	Valid	Butler et al.	Middle Triassic	Manda Beds	Tanzania	An early diverging pseudosuchian of uncertain affinities. The type species is M. ruhuhu.
Yanjisuchus	Gen. et sp. nov	Valid	Rummy et al.	Cretaceous (Albian–Cenomanian)	Longjing Formation	China	A paralligatorid crocodyliform. The type species is Y. longshanensis. Announced in 2021; the final article version was published in 2022.

General pseudosuchian research

• A study on the mandible embryogenesis in extant caimans, and on its implications for the knowledge of the evolution of postdentary lower jaw of pseudosuchians, is published by Bona et al. (2022).
• Revision of Tsylmosuchus donensis and Scythosuchus basileus is published by Sennikov (2022), who interprets the latter taxon as a junior synonym of the former one, and interprets T. donensis as a likely member of the family Ctenosauriscidae.
• A study aiming to model to the likely gait of Batrachotomus kupferzellensis is published by Polet & Hutchinson (2022).

Aetosaur research

• A study on the microstructure of the humerus, femur and tibia of Aetosauroides scagliai, and on its implications for the knowledge of the paleobiology of this aetosaur, is published by Ponce, Desojo & Cerda (2022).

Crocodylomorph research

• A study on the phylogenetic affinities of Portugalosuchus azenhae is published by Darlim et al. (2022).
• Reconstructions of the inner cavities of the holotype skulls of Arenysuchus gascabadiolorum and Agaresuchus subjuniperus are presented by Puértolas-Pascual et al. (2022).

Non-avian dinosaurs

New dinosaur taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Abditosaurus	Gen. et sp. nov	In press	Vila et al.	Late Cretaceous (Maastrichtian)	Conques Formation	Spain	A saltasaurine titanosaur. The type species is A. kuehnei.
Guemesia	Gen. et sp. nov	In press	Agnolín et al.	Late Cretaceous (Campanian)	Los Blanquitos Formation	Argentina	An abelisaurid theropod. The type species is G. ochoai.
Huallasaurus	Gen. et sp. nov	Valid	Rozadilla et al.	Late Cretaceous (Maastrichtian)	Los Alamitos Formation	Argentina	A saurolophine hadrosaurid belonging to the tribe Kritosaurini. The type species is 'Kritosaurus' australis (Bonaparte, 1984).
Iberospinus	Gen. et sp. nov	Valid	Mateus & Estraviz-López	Early Cretaceous (Barremian)	Papo Seco Formation	Portugal	A spinosaurid theropod. The type species is I. natarioi.
Kelumapusaura	Gen. et sp. nov	Valid	Rozadilla et al.	Late Cretaceous (Campanian-Maastrichtian)	Allen Formation	Argentina	A saurolophine hadrosaurid belonging to the tribe Kritosaurini. The type species is K. machi.
Menucocelsior	Gen. et sp. nov	Valid	Rolando et al.	Late Cretaceous (Campanian-Maastrichtian)	Allen Formation	Argentina	A titanosaur sauropod. The type species is M. arriagadai. Announced in 2021; the final article version was published in 2022.
Napaisaurus	Gen. et sp. nov	Valid	Ji & Zhang	Early Cretaceous	Xinlong Formation	China	A basal member of Iguanodontia. The type species is N. guangxiensis. Announced in 2021; the final article version was published in 2022.
Ondogurvel	Gen. et sp. nov	In press	Averianov & Lopatin	Late Cretaceous (Campanian)	Barun Goyot Formation	Mongolia	An alvarezsaurid theropod. The type species is O. alifanovi.
Papiliovenator	Gen. et sp. nov	Valid	Pei et al.	Late Cretaceous (Campanian)	Bayan Mandahu Formation	China	A troodontid theropod. The type species is P. neimengguensis. Announced in 2021; the final article version to be published in 2022.
Sierraceratops	Gen. et sp. nov	Valid	Dalman et al	Late Cretaceous (latest Campanian–Maastrichtian)	Hall Lake Formation	United States ( New Mexico)	A chasmosaurine ceratopsid. The type species is S. turneri. Announced in 2021; the final article version will be published in 2022.
Tyrannosaurus imperator	Sp. nov	In press	Paul, Persons & Van Raalte	Late Cretaceous (late Maastrichtian)	Hell Creek, Lance, Laramie, Arapahoe, McRae?, North Horn?, and Javelina? Formations	United States ( Montana,  North Dakota,  South Dakota,  Wyoming,  New Mexico?,  Texas?,  Utah?)	A tyrannosaurine; a proposed species of Tyrannosaurus.
Tyrannosaurus regina	Sp. nov	In press	Paul, Persons & Van Raalte	Late Cretaceous (late Maastrichtian)	Hell Creek, Lance, Ferris, Denver, Frenchman, Willow Creek, and Scollard Formations	Canada ( Alberta,  Saskatchewan)  United States ( Colorado,  Montana,  North Dakota,  South Dakota,  Wyoming)	A tyrannosaurine; a proposed species of Tyrannosaurus.
Moroccanopelta	Gen. et sp. nov	Valid	Thomas R. Holtz Jr.	Late Cretaceous(Cenomanian)	Kem Kem Group	Morocco	A Parankylosaur. The type species is M. saharicus.

General non-avian dinosaur research

• A study on the age of a new sauropod-dominated dinosaur fauna from the Lower Shaximiao Formation in Yunyang (Chongqing, China) is published by Zhou et al. (2022).
• A large dinosaur tracksite preserving theropod tracks and abundant hadrosaurid tracks is described from the Upper Cretaceous (Campanian) Wapiti Formation (Alberta, Canada) by Enriquez et al. (2022), who evaluate the implications of this finding for the knowledge of the paleoecology of dinosaurs known from the Wapiti Formation.
• A study on the calcium isotope variability in tooth enamel of dinosaurs from the Upper Cretaceous Dinosaur Park Formation, Horseshoe Canyon Formation and Scollard Formation (Alberta, Canada), and on its implications for the knowledge of the stability of food web structure of non-avian dinosaur communities in the millions of years preceding the end of the Cretaceous, is published by Martin et al. (2022).

Ornithischian research

Cerapod research

• Description of postcranial material tentatively assigned to Camptosaurus sp. from the Late Jurassic Villar del Arzobispo Formation (Valencia, Spain) is published by Sánchez-Fenollosa et al. (2022)
• Redescription of the holotype of Draconyx loureiroi, including description of previously unreported material, and a study on the phylogenetic affinities of this taxon is published by Rotatori, Moreno-Azanza & Mateus (2022).
• A new specimen of Iguanodon bernissartensis (a partial axial skeleton) is described from the Early Cretaceous (Upper Barremian) Arcillas de Morella Formation (Spain) by Gasulla et al. (2022)
• Description of new fossils of large bodied styracosternans pertaining to two different taxa from the Early Cretaceous El Castellar Formation (Teruel, Spain) is published by García-Cobeña, Verdú,and Cobos (2022), who also describe the first dinosaur tracksite from this formation.
• Fossil material of non-hadrosauriform styracosternans is described from the Lower Cretaceous Khok Kruat Formation by Samathi & Suteethorn (2022), representing the first record of a juvenile iguanodontian co-occurring with an adult (possibly of the same taxon) from Thailand.
• A study on the morphometric changes within the skull and dietary changes during growth of North American hadrosaurids is published by Wyenberg-Henzler, Patterson & Mallon (2022).
• A pathological ulna of a specimen of Amurosaurus riabinini, preserved with a hypertrophied and swollen distal region and with the distal articular surface engulfed within a large overgrowth of newly formed bone, is described from the Maastrichtian Udurchukan Formation (Amur Region, Russia) by Bertozzo et al. (2022), who interpret the bone as still healing prior to the animal's death, with the misalignment of the fracture and the resulting malunion of the two fragments of the bone probably causing the animal to limp and walk on three limbs.
• A study on the bone histology of Koreaceratops hwaseongensis is published by Baag & Lee (2022).
• Mallon et al.(2022) redescribe two ceratopsid frills from Canada attributed to Torosaurus (representing the northernmost records of this genus reported to date), and evaluate possible implications of these specimens for determination of the status of Torosaurus as a genus distinct from Triceratops.

Thyreophoran research

• Schade et al. (2022) create digital models of the braincase of Struthiosaurus austriacus, and evaluate the implication of its anatomy for the knowledge of the behavioral capacities of this dinosaur.
• A description of a partial thyreophoran osteoderm from an Early Jurassic Konservatlagerstätte near Grimmen, Germany is published by Schade & Ansorge (2022).

Saurischian research

Sauropodomorph research

• A study on the shape and variation of the anterolateral scar in the femora of Pampadromaeus barberenai and Buriolestes schultzi, and on its implications for the knowledge of the distribution of the anterolateral scar in ornithodirans, is published by Müller (2022).
• Reconstruction of the appendicular musculature of Thecodontosaurus antiquus is presented by Ballell, Rayfield & Benton (2022).
• A new, large sized early sauropodomorph specimen is described from the Late Triassic (Carnian) Santa Maria Fomation (Brazil) by Müller and Garcia (2022)
• Evidence of widespread incompleteness of necks even in best-preserved and best-known sauropod specimens, and of widespread distortion of known sauropod cervical vertebrae, is presented by Taylor (2022).
• A study on bony pathologic structures stemming from the pneumatic features in the cervical vertebrae of a diplodocine specimen from the Lower O’Hair Quarry (Morrison Formation; Montana, United States) is published by Woodruff et al. (2022), who diagnose this specimen as likely affected by an avian-like airsacculitis, constituting the first identification of this disease in a non-avian dinosaur specimen.
• A study on the morphology, preservation and taphonomy of the skin of Haestasaurus becklesii, and a review of sauropod skin morphology, is published by Pittman et al. (2022).
• A study on the morphological variability of hindlimb bones of titanosaur sauropods from the Lo Hueco Konzentrat-Lagerstätte (Villalba de la Sierra Formation, Spain) is published by Páramo et al. (2022).
• Titanosaur tracks preserving claw impressions are reported from the Anacleto Formation (Argentina) by Tomaselli et al. (2022), who devise a new classification for titanosaur tracks and name the new ichnotaxon Teratopodus malarguensis.

Theropod research

• Review of the morphology and distribution of non-feather integumentary structures in non-avialan theropods is published by Hendrickx et al. (2022).
• Description of a small high-density assemblage of theropod tracks from the Cretaceous Haman Formation (South Korea), and a study on the distribution of grallatorid tracks in east Asia, is published by Lockley et al. (2022).
• Revision of theropod teeth from the Campanian site of Laño (Spain), evaluating their implications for the knowledge of diversity and evolutionary history of theropods from the Late Cretaceous of Europe, is published by Isasmendi et al. (2022).
• Description of the frontal anatomy of Teratophoneus curriei is published by Yun (2022).
• A study on the anatomy of the skull of Qianzhousaurus sinensis is published by Foster et al. (2022).
• Description of the neurovascular canals in rostral cranial elements of Tyrannosaurus rex, and a study on the evolution of these canals among Sauropsida and on the possibility of the presence of lips and specialised sensory organs among non-avian theropods, is published by Bouabdellah, Lessner & Benoit (2022).
• Redescription of Parvicursor remotus is published by Averianov & Lopatin (2022).
• A study on the jaw adductor musculature and bite force of members of Oviraptorosauria is published by Meade & Ma (2022).
• A study on the evolution of the skull morphology of non-avialan paravian theropods is published by Pei & Xu (2022).
• A study on the phylogenetic relationships of members of Eudromaeosauria is published by Powers et al. (2022).
• New theropod assemblage, including the first records of a large carcharodontosaur allosauroid and of a troodontid maniraptoran in Appalachia reported to date, as well as the earliest occurrence of a tyrannosauroid in Appalachia reported to date, is described from the Cenomanian Lewisville Formation (Woodbine Group; Texas, United States) by Noto et al. (2022).

Birds

New bird taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Beiguornis	Gen. et sp. nov		Wang et al.	Early Cretaceous	Longjiang Formation	China	A member of Enantiornithes. The type species is B. khinganensis.
Dryornis hatcheri	Sp. nov	In press	Degrange	Miocene	Santa Cruz Formation	Argentina	A member of Cathartiformes.

Avian research

• Review of the palaeognath fossil record is published by Widrig & Field (2022).
• A study on the stratigraphic provenance of Psammornis eggshells (probably produced by giant ostriches), and on their implications for the knowledge of the evolutionary history of struthionids, is published by Buffetaut (2022).
• An overview and update of the rhea fossil record from South America and Antarctica is published by Picasso, Acosta Hospitaleche & Mosto (2022).
• A study on the relationships between the shape and size of extant waterfowl tarsometatarsi and their locomotory habits, and on their implications for the knowledge of the locomotory habits of Cayaoa and Paranyroca, is published by De Mendoza & Gómez (2022).
• Description of a partial humerus belonging to an auk from the Pliocene Fukagawa Group (Japan) is published by Aotsuka & Endo (2022).
• Description of a new partial fossil sternum belonging to a member of Procellariidae from the Middle Pleistocene Ichijiku Formation (Japan) is published by Aotsuka, Isaji, and Endo (2022).
• A study on plant material from rock overhangs from mid-late Holocene sites along the Kawarau-Cromwell-Roxburgh Gorges in Central Otago (New Zealand), much of which was likely transported as roosting material or consumed by moa birds, and on its implications for the knowledge of moa diet and ecology (including the first known evidence of the consumption of kōwhai by moa birds), is published by Pole (2022).

Pterosaurs

New pterosaur taxa

Pterosaur research

• A study reinterpreting the orbital, antorbital and narial fenestrae in the skulls of the anurognathid pterosaurs, based mainly on data from the skulls of specimens of Batrachognathus volans, and aiming to determine the phylogenetic affinities of anurognathids is published by Dalla Vecchia (2022).
• Two specimens of Kunpengopterus sinensis preserved with bromalites are described from the Jurassic Tiaojishan Formation (China) by Jiang et al. (2022), who interpret the bromalites as fossilized gastric pellets, and evaluate their implications for the knowledge of the diet and the digestive system of this pterosaur.
• Redescription of the holotype specimen of Moganopterus zhuiana is published by Gao et al. (2022).
• New skeleton of Sinopterus, providing additional information of the postcranial morphology of this pterosaur, is described by Zhou, Niu & Yu (2022).

Other archosaurs

Other archosaur research

• A study on the morphospace occupation of distinct skeletal regions of lagerpetids, aiming to determine which portions of the lagerpetid skeleton are more similar to the anatomy of pterosaurs, is published by Müller (2022).
• A femur of an indeterminate dinosauromorph is described from the Middle Triassic Dinodontosaurus Assemblage Zone (Pinheiros-Chiniquá Sequence, Brazil) by Müller & Garcia (2022), potentially representing the oldest dinosauromorph from South America reported to date.

General research

• Gatesy et al. (2022) propose a standard methodological approach for measuring the relative position and orientation of the major segments of the pelvis and hindlimb of extant and fossil archosaurs in three dimensions.

References

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