Vitek, N. S.; Danilov, I. G.; Nakajima, Y.; Hirayama, R. (2017). Redescription of the skull of 'Trionyx' kyrgyzensis and improved phylogenetic taxon sampling of Cretaceous and Palaeogene soft-shelled turtles (Trionychidae) of Asia, including the oldest crown trionychids. Journal of Systematic Palaeontology. 16(3): 199-211.
Vitek, N. S.; Danilov, I. G.; Nakajima, Y.; Hirayama, R.
2017
Redescription of the skull of '<i>Trionyx' kyrgyzensis</i> and improved phylogenetic taxon sampling of Cretaceous and Palaeogene soft-shelled turtles (Trionychidae) of Asia, including the oldest crown trionychids