Turtles of the world, 2012 update: annotated checklist of taxonomy, synonymy, distribution, and conservation status
Turtle Taxonomy Working Group [P. P. van Dijk, J. B. Iverson, H. B. Shaffer, R. Bour and A. G. J. Rhodin]
In: Rhodin, A.G.J., Pritchard, P.C.H., van Dijk, P.P., Saumure, R.A., Buhlmann, K.A., Iverson, J.B., and Mittermeier, R.A. (Eds.). Conservation Biology of Freshwater Turtles and Tortoises: A Compilation Project of the IUCN/SSC Tortoise and Freshwater Turtle Specialist Group. Chelonian Research Monographs No. 5, pp. 000.243–000.328, 2012.
Parallel tagged amplicon sequencing reveals major lineages and phylogenetic structure in the North American tiger salamander (Ambystoma tigrinum) species complex
E. M. O’Neil, R. Schwartz, C. T. Bullock, J. S. Williams, H. B. Shaffer, X. Aguilar-Miguel, G. Parra-Olea, and D. W. Weisrock