Heosemys grandis (Gray 1860:218)

Syntypes (2 or 3): BMNH 1947.3.4.7 (formerly 1860.8.28.1), and 1947.3.4.55 (formerly 1860.8.28.2), although the BMNH catalog records a third specimen (BMNH 1947.3.4.56; formerly 1861.6.1.7),) from “Pachebone” which may also be syntypical .