Chelonoidis niger guntheri (Baur 1889:1044)
Syntypes (5): OUM 8656 (illustrated in Günther 1877:Pl. XXX, Fig. A; Nowak-Kemp & Fritz 2010:16); two specimens in the collection of the Free Public Museum of Liverpool; one in the BMNH (apparently 1876.10.23.1) and one in the RCSM (Nowak-Kemp & Fritz 2010:16). OUM 8656 designated lectotype by Pritchard (1996:48).
Testudo wallacei Rothschild 1902:619
Holotype: BMNH 1949.1.4.43.
Chelonoidis niger hoodensis (Van Denburgh 1907:3)
Holotype: CAS 8121 (Slevin & Leviton 1956:551).
Chelonoidis niger microphyes (Günther 1875:275)
Holotype: BMNH 1947.3.4.88 (formerly 1875.12.29.1; illustrated in Garman 1917:Pl. 11).
Testudo macrophyes Garman 1917:273
Syntypes (4?): BMNH 1876.6.21.41, 1947.3.4.91 (formerly 1886.3.5.1), 1947.3.4.92 (formerly 1880.12.20.1); and 1947.3.4.93 (formerly 1876.6.21.42); illustrated in Garman (1917:Pl. 3–5) . BMNH 1928.4.4.11 also listed as possible syntype in BMNH catalogue.
Chelonoidis niger phantasticus (Van Denburgh 1907:4)
Holotype: CAS 8101 (Slevin & Leviton 1956:551; photographed in Pritchard 1996:35).