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 Trionyx triunguis (Forskål 1775:ix) Holotype : Not located; apparently lost, according to R. G. Webb (pers. comm. to John Iverson). Trionyx egyptiacus Geoffrey Saint-Hilaire 1809:366 Syntypes (3): MNHN 4147, A.5186, and A.5227; MNHN 4147 designated lectotype by Bour et al. (1995:77) . Pls. I–II in the original description presumably are among the types. Trionyx labiatus Bell 1835 :unnumbered Holotype : OUM unnumbered; illustrated in the original description ( Part IV , Pls. 2–4); apparently lost; not listed by Nowak-Kemp & Fritz (2010) . Trionyx mortoni Hallowell 1844:120 Holotype : Not located; possibly ANSP, but not listed in Malnate (1971) . Aspidonectes aspilus Cope 1860:295 Holotype : Not located; possibly ANSP or USNM ; apparently lost; not listed in Cochran (1961) , Malnate (1971) , or Reynolds et al. (2007) . Fordia africana Gray 1869:219 a Syntypes (2): BMNH 1947.3 .5.42 (formerly 1862.9.2.33; skull catalogued separately as 1947.3.6.12) and 1947.3.5.70 (formerly 1862.9.2.34) . Trionyx triunguis rudolfianus Deraniyagala 1948:30 Holotype : UPSZTY 2821 (formerly UUZM 2821 ); paratypes (6), originally in the Colombo Museum in Sri Lanka .