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Trionyx leucopotamicus
Taxonomy
Trionyx leucopotamicus was named by Cope (1891). Its type specimen is NMC 6232, an osteoderm (fragment of costal plate), and it is a 3D body fossil. Its type locality is Conglomerate Creek, which is in a Chadronian terrestrial horizon in the Cypress HIlls Formation of Canada.
It was recombined as Platypeltis leucopotamica by Hay (1908), Hay (1930); it was recombined as Apalone leucopotamica by Hutchison (1996).
It was recombined as Platypeltis leucopotamica by Hay (1908), Hay (1930); it was recombined as Apalone leucopotamica by Hutchison (1996).
Sister species lacking formal opinion data