2025 in archosaur paleontology

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This article records new taxa of fossil archosaurs of every kind that are scheduled described during the year 2025, as well as other significant discoveries and events related to paleontology of archosaurs that are scheduled to occur in the year 2025.

General research

Pseudosuchians

Research

General

Aetosaurs

Crocodylomorphs

New taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images

Non-avian dinosaurs

Research

General

Saurischians

Theropods

Sauropodomorphs

Ornithischians

Thyreophorans

Cerapods

New taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes
Emiliasaura^[1]	Gen. et sp. nov	In press	Coria et al.	Early Cretaceous (Valanginian)	Mulichinco Formation	Argentina	An ornithopod belonging to the group Rhabdodontomorpha. The type species is E. alessandrii. Announced in 2024; the final article version will be published in 2025.
Qianjiangsaurus^[2]	Gen. et sp. nov	In press	Dai et al.	Late Cretaceous	Zhengyang Formation	China	An early-diverging hadrosauromorph. The type species is Q. changshengi. Announced in 2024; the final article version will be published in 2025.
Yuanyanglong^[3]	Gen. et sp. nov	In press	Hao et al.	Early Cretaceous	Miaogou Formation	China	An oviraptorosaur theropod. The type species is Y. bainian. Announced in 2024; the final article version will be published in 2025.

Birds

Research

New taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Shuilingornis^[4]	Gen. et sp. nov	In press	Wang et al.	Early Cretaceous	Jiufotang Formation	China	A euornithe in the family Gansuidae. The type species is S. angelai. Announced in 2024; the final article version will be published in 2025.

Pterosaurs

Research

New taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Nipponopterus^[5]	Gen. et sp. nov	In press	Zhou et al.	Late Cretaceous	Mifune Group	Japan	A member of the family Azhdarchidae. The type species is N. mifunensis. Announced in 2024; the final article version will be published in 2025.

Other archosaurs

Research

New taxa

Name	Novelty	Status	Authors	Age	Type locality	Country	Notes	Images
Gondwanax^[6]	Gen. et sp. nov	In press	Müller	Middle–Late Triassic (Ladinian–early Carnian)	Pinheiros-Chiniquá Sequence of the Santa Maria Supersequence	Brazil	A sulcimentisaurian member of the possibly paraphyletic family Silesauridae. The type species is G. paraisensis. Announced in 2024; the final article version will be published in 2025.

References

^ Coria, R. A.; Cerda, A. A.; Escaso, F.; Baiano, M. A.; Bellardini, F.; Braun, A.; Coria, L. M.; Gutierrez, J. M.; Pino, D.; Windholz, G. J.; Currie, P. J.; Ortega, F. (2024). "First Valanginian (Early Cretaceous) ornithopod (Dinosauria, Ornithischia) from Patagonia". Cretaceous Research. 166. 106027. doi:10.1016/j.cretres.2024.106027.
^ Dai, Hui; Ma, Qingyu; Xiong, Can; Lin, Yu; Zeng, Hui; Tan, Chao; Wang, Jun; Zhang, Yuguang; Xing, Hai (2024-08-27). "A new late-diverging non-hadrosaurid hadrosauroid (Dinosauria: Ornithopoda) from southwest China: support for interchange of dinosaur faunas across East Asia during the Late Cretaceous". Cretaceous Research. 166: 105995. doi:10.1016/j.cretres.2024.105995. ISSN 0195-6671.
^ Hao, M.; Li, Z.; Wang, Z.; Wang, S.; Ma, F.; Qinggele; King, J. L.; Pei, R.; Zhao, Q.; Xu, X. (2024). "A new oviraptorosaur from the Lower Cretaceous Miaogou Formation of western Inner Mongolia, China". Cretaceous Research. 167. 106023. doi:10.1016/j.cretres.2024.106023.
^ Wang, Xuri; Cau, Andrea; Wang, Yinuo; Kundrát, Martin; Zhang, Guili; Liu, Yichuan; Chiappe, Luis M. (2024-09-24). "A new gansuid bird (Avialae, Euornithes) from the Lower Cretaceous (Aptian) Jiufotang Formation of Jianchang, western Liaoning, China". Cretaceous Research. 166: 106014. doi:10.1016/j.cretres.2024.106014. ISSN 0195-6671.
^ Zhou, X.; Ikegami, N.; Pêgas, R. V.; Yoshinaga, T.; Sato, T.; Mukunoki, T.; Otani, J.; Kobayashi, Y. (2024). "Reassessment of an azhdarchid pterosaur specimen from the Mifune Group, Upper Cretaceous of Japan". Cretaceous Research. 167. 106046. doi:10.1016/j.cretres.2024.106046.
^ Temp Müller, Rodrigo (2024). "A new "silesaurid" from the oldest dinosauromorph-bearing beds of South America provides insights into the early evolution of bird-line archosaurs". Gondwana Research. 137 (in press): 13–28. doi:10.1016/j.gr.2024.09.007.

[1] Coria, R. A.; Cerda, A. A.; Escaso, F.; Baiano, M. A.; Bellardini, F.; Braun, A.; Coria, L. M.; Gutierrez, J. M.; Pino, D.; Windholz, G. J.; Currie, P. J.; Ortega, F. (2024). "First Valanginian (Early Cretaceous) ornithopod (Dinosauria, Ornithischia) from Patagonia". Cretaceous Research. 166. 106027. doi:10.1016/j.cretres.2024.106027.

[2] Dai, Hui; Ma, Qingyu; Xiong, Can; Lin, Yu; Zeng, Hui; Tan, Chao; Wang, Jun; Zhang, Yuguang; Xing, Hai (2024-08-27). "A new late-diverging non-hadrosaurid hadrosauroid (Dinosauria: Ornithopoda) from southwest China: support for interchange of dinosaur faunas across East Asia during the Late Cretaceous". Cretaceous Research. 166: 105995. doi:10.1016/j.cretres.2024.105995. ISSN 0195-6671.

[3] Hao, M.; Li, Z.; Wang, Z.; Wang, S.; Ma, F.; Qinggele; King, J. L.; Pei, R.; Zhao, Q.; Xu, X. (2024). "A new oviraptorosaur from the Lower Cretaceous Miaogou Formation of western Inner Mongolia, China". Cretaceous Research. 167. 106023. doi:10.1016/j.cretres.2024.106023.

[4] Wang, Xuri; Cau, Andrea; Wang, Yinuo; Kundrát, Martin; Zhang, Guili; Liu, Yichuan; Chiappe, Luis M. (2024-09-24). "A new gansuid bird (Avialae, Euornithes) from the Lower Cretaceous (Aptian) Jiufotang Formation of Jianchang, western Liaoning, China". Cretaceous Research. 166: 106014. doi:10.1016/j.cretres.2024.106014. ISSN 0195-6671.

[5] Zhou, X.; Ikegami, N.; Pêgas, R. V.; Yoshinaga, T.; Sato, T.; Mukunoki, T.; Otani, J.; Kobayashi, Y. (2024). "Reassessment of an azhdarchid pterosaur specimen from the Mifune Group, Upper Cretaceous of Japan". Cretaceous Research. 167. 106046. doi:10.1016/j.cretres.2024.106046.

[Gondwanax-6] Temp Müller, Rodrigo (2024). "A new "silesaurid" from the oldest dinosauromorph-bearing beds of South America provides insights into the early evolution of bird-line archosaurs". Gondwana Research. 137 (in press): 13–28. doi:10.1016/j.gr.2024.09.007.

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