†subfamily Triamyxinae Qvarnström et al. 2021
Insecta - Coleoptera - Hydroscaphidae
Alternative spelling: Triamyxidae
Full reference: M. Qvarnström, M. Fikáček, J. V. Wernström, S. Huld, R. G. Beutel, E. Arriaga-Varela, P. E. Ahlberg and G. Niedźwiedzki. 2021. Exceptionally preserved beetles in a Triassic coprolite of putative dinosauriform origin. Current Biology 31:3374-381
Parent taxon: Hydroscaphidae according to A. G. Kirejtshuk et al. 2023
See also Cai et al. 2022 and Qvarnström et al. 2021
Sister taxa: Hydroscaphinae, Leehermaniinae
Subtaxa: Palaeoscapha Triamyxa
Type: Triamyxa
Distribution:
• Triassic of Poland (1 collection)
• Permian to Triassic of the Russian Federation (1)
Total: 2 collections each including a single occurrence