Bell, 1904 : 170 Döderlein, 1906 : 213 Döderlein, 1910 : 248 Mortensen, 1943 : 57 H.L. Clark, 1923 : 384 H.L. Clark, 1924 : 6 H.L. Clark, 1925a : 112 Clark & Courtman-Stock, 1976 : 236 Schultz, 2010 : 188 Illustrated guide to the echinoid (Echinodermata: Echinoidea) fauna of South Africa Filander, Zoleka Griffiths, Charles Zootaxa 2017 4296 1 1 72 6DX4Y Bell, 1904 Bell 1904 [151,496,1181,1207] Echinoidea Echinidae Echinus Animalia Camarodonta 39 40 Echinodermata species gilchristi     Echinus gilchristi  Bell, 1904: 170–171;  Döderlein, 1906: 213–216. Pl. XXVI, Fig. I. Pl. XXXV, Figs 10, 14. Pl. XLVI, Fig. 9;  Döderlein, 1910: 248;  Mortensen, 1943: 57–60. Pl. XV, Figs 7–12, Pl. XVI, Figs 1–9, Pl. LV, Fig. 14, 16, 20, 26, 27;  H.L. Clark, 1923: 384–385. Pl. XIII;  H.L. Clark, 1924: 6–7;  H.L. Clark, 1925a: 112;  Clark & Courtman-Stock, 1976: 236;  Schultz, 2010: 188.   Material examined.MBC-A 022230; MBC-A 022236; MBC-A 022315; MBC-A 022316; MBC-A 022317; MBC- A 022318; MBC-A 022319; MBC-A 022320; MBC-A 022321; MBC-A 022322; MBC-A 022323; MBC-A 022324; MBC-A 022325; MBC-A 022326; MBC-A 022327; MBC-A 022328; MBC-A 022685; MBC-A023313; MBC- A027741; MBC-A027742; MBC-A077822; MBC-A077830; MBC-A077835; MBC-A077834; MBC-A077829; MBC-A077833; MBC-A077838; MBC-A077964; MBC-A077827; MBC-A077831; MBC-A077826; SAMC- A23418; SAMC-A28842; MBC-A077836; MBC-A077839; MBC-A077837; MBC-A077823; MBC-A077832; MBC-A077828; A 22685; A 22236; A 22230; A23082; A23088.  Identification.Test subconically raised, brownish in color. Spines short, slender, fusiform; creamish in color. Mouth with protruding teeth, encircled by fleshy lip.   Global maximum size.Maximum test diameter 84 mm.  Global distribution.Endemic to South Africa, at 40–1280 mdepth ( Döderlein 1910; Mortensen 1943; Schultz 2010).   Remarks.Differs from  Dermichinus horridusin its small, low test and fleshy lip around the peristome, Furthermore,  D. horridushas genital plates extending into interambulacra, whilst those of  E. gilchristiare confined to the apical area.