Gopherus flavomarginatus Legler 1959:337

Holotype: USNM 61253 (Cochran 1961:231; Reynolds et al. 2007:31); paratypes (5), KU 39415 (Duellman & Berg 1962:195); UIMNH 42953- 54 (Smith et al. 1964:35); and USNM 60976 and 61254 (Cochran 1961:231; Reynolds et al. 2007:31).

Gopherus huecoensis t Strain 1966:24

Holotype: BEG ( Bureau of Economic Geology, University of Texas) 40240-27 (illustrated in the original description, Pl. II –VI; see also Vlachos 2018); no paratypes designated.

Gopherus morafkai Murphy, Berry, Edwards, Leviton, Lathrop, & Riedle 2011:53

Holotype: CAS 33867 (photographed in the original description, pp. 58–64, Fig. 9–15); paratypes (2), CAS 34263; and ROM 47501 (formerly CAS 13165).