Rhinoclemmys rubida (Cope 1869:148)
Syntypes (9 or 10): ANSP 285 and 337–341 (Malnate 1971:354); and USNM 45612-14 (Cochran 1961:228; Reynolds et al. 2007:21), although Cope only noted 4 specimens, numbered 264– 267, in the original description, and 265–267 correspond to the USNM specimens. The fourth is either lost or part of the ANSP series (Reynolds et al. 2007:21). Additional syntypes may exist in the MNHN (Roger Bour, pers.comm.).
Rhinoclemmys mexicana Gray 1870:659
Syntypes (3): BMNH 1947.3.4.34 (formerly 1870.6.20.1) and 1947.3.5.60-61 (1871.2.7.45- 46) .
Rhinoclemmys rubida perixantha Mosimann & Rabb 1953:1
Holotype: UMMZ 80336; photographed in the original description, Pl. I, and reproduced in Smith & Smith 1980:947); paratypes (5), UMMZ 80335, 80337, 104333, 104334 (formerly MCZ 53278 according to Kluge 1984:80), and 104335 (Kluge 1984:80).