Chelonoidis nigersubspecies synonym not determined:
Testudo clivosa Garman 1917:283
Holotype: MCZ 11075 (Barbour & Loveridge 1929:350; illustrated in the original description, Pl. 21); no paratypes designated.
Testudo typica Garman 1917:285
Holotype: MCZ 11072 (Barbour & Loveridge 1929:350); illustrated in the original description, Pl. 22, 34); no paratypes designated.