†unranked clade Ankyramorpha deBraga and Reisz 1996 (parareptile)
Full reference: M. deBraga and R. Reisz. 1996. The Early Permian reptile Acleistorhinus pteroticus and its phylogenetic position. Journal of Vertebrate Paleontology 16(3):384-395
Parent taxon: Procolophonomorpha according to R. R. Reisz et al. 2014
See also deBraga and Reisz 1996, Falconnet 2012, Modesto 2000 and Modesto and Reisz 2008
Sister taxa: Australothyris, Nyctiphruretia, Procolophonia, Procolophonida, Sclerosauridae
Subtaxa: Lanthanosuchoidea
Ecology:
Distribution:
• Permian of Brazil (1 collection), the Russian Federation (2), United States (2: Oklahoma)
• Carboniferous of United States (1: Ohio)
Total: 6 collections including 12 occurrences