Bathygnathus borealis, Taxa Only, Exact Match: 2 Treatments

Pelycosauria		new species	Leidy, Joseph, 1853, [A new and remarkable genus, Bathygnathus borealis], Proceedings of the Academy of Natural Sciences of Philadelphia 6, pp. 404-404 : 404	404
Bathygnathus borealis			Cope, E. D., 1869, Synopsis of the extinct Batrachia, Reptilia and Aves of North America, Transactions of the American Philosophical Society 11, pp. 1-252 : 119	119