Kinosternidae: Staurotypinae or Chelydridae: Staurotypinae

After Uetz, Etzold & Chenna, 1995-2000 [“The TIGR Reptile Database ” (former EMBL Reptile Database)]

<==o Staurotypinae [Kinosternidae or Chelydridae??]
   |-- Claudius angustatus Cope, 1865 (Narrow-bridged Musk Turtle)
   `--o Staurotypus
      |-- S. salvini Gray, 1864 (Chiapas giant musk turtle)
      `-- S. triporcatus (Wiegmann, 1828) (Mexican giant musk turtle )

Reference(s):

Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698
Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L. 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698
Uetz, P., Etzold, T. & Chenna, R., 1995–: The Reptile Database
–iNet: http://www.reptile-database.org/