Batagur baska (Gray 1831:Pl. 75)

Holotype: Not located; BMNH specimen illustrated in the original description (Pl. 75) and reproduced (and photographed) in Bour (2009c:31), but apparently lost.

Emys batagur Gray 1830: 9

Holotype: Not located; presumably in the BMNH but apparently lost.

Trionyx (Tetraonyx) cuvieri Gray 1830:19

Holotype: Not located; possibly in the MNHN.

Tetraonyx longicollis Lesson 1831:297

Holotype: MNHN 7967; illustrated in Lesson (1832: Pl. 7), and reproduced in Bour (2009c:31, 33), along with photographs of the holotype. Additional syntypes may exist according to Praschag et al. (2008:66).

Tetraonyx lessonii Duméril & Bibron 1835: 338

Syntypes: MNHN 7967, 9094 and 9095.

Batagur baska ranongensis Nutaphand 1979: 181

Holotype: Not located; illustrated in the original description (p. 121:Figs. 75–76).