A review of Chelonian type specimens (order Testudines) Author Iverson, John B. text Megataxa 2022 2022-01-25 7 1 1 85 journal article 10.11646/megataxa.7.1.1 bd1f1932-a0fa-4daf-af9f-cc52c932ed40 2703-3090 5964441 Amyda ornata phayrei (Theobald 1868:18) Holotype : BMNH 1887.8 .6.1 (shell) and 1868.5.18.2 (skull). Trionyx ephippium Theobald 1875: 177 Holotype : BMNH 1946.1 .22.8 (formerly 1881.7.8.8- 9). Trionyx nakornsrithammarajensis Nutaphand 1979:209 Holotype : Not located; illustrated in the original description (p. 168, Figs. 139–140).