Insecta - Orthoptera - Trigonidiidae
Alternative spelling: Trigonidiinae
Parent taxon: Grylloidea according to Z. Q. He 2022
See also Chintauan-Marquier et al. 2016, Desutter-Grandcolas et al. 2021, Gorochov 1995, Gorochov 2012, Harz 1969, Storozhenko et al. 2015, Xu et al. 2020 and Zeuner 1939
Sister taxa: Araripegryllus romualdoi, Baissogryllidae, Gryllidae, Mogoplistidae, Oecanthidae, Phalangopsidae, Protogryllidae, Pteroplistinae
Subtaxa: Abanaxipha Birmaninemobius Curvospurus Cyrtoxipha Nemobiinae Qiongqi Trigonidiinae
Distribution:
• Quaternary of Benin (1 collection), Tanzania (1)
• Miocene of the Dominican Republic (3)
• Eocene of the Russian Federation (2), the United Kingdom (1), United States (6: Colorado)
• Cretaceous of France (1), Myanmar (3)
Total: 18 collections including 23 occurrences