Echinus gilchristi Bell, 1904

Filander, Zoleka & Griffiths, Charles, 2017, Illustrated guide to the echinoid (Echinodermata: Echinoidea) fauna of South Africa, Zootaxa 4296 (1), pp. 1-72 : 40

publication ID	https://doi.org/ 10.11646/zootaxa.4296.1.1
publication LSID	lsid:zoobank.org:pub:EFE86EDD-D170-4D97-87D9-3125400713EC
DOI	https://doi.org/10.5281/zenodo.6022733
persistent identifier	https://treatment.plazi.org/id/03FE87F0-FF80-FFFB-FF57-FB0AFE94F84D
treatment provided by	Plazi
scientific name	Echinus gilchristi Bell, 1904
status

Treatment

Echinus gilchristi Bell, 1904 View in CoL

Fig. 43 View FIGURE 43 A–C.

Echinus gilchristi Bell, 1904: 170 View in CoL –171; Döderlein, 1906: 213 –216. Pl. XXVI, Fig. I. Pl. XXXV, Figs 10 View FIGURE 10 , 14 View FIGURE 14 . Pl. XLVI, Fig. 9 View FIGURE 9 ; Döderlein, 1910: 248; Mortensen, 1943: 57 –60. Pl. XV, Figs 7–12 View FIGURE 7 View FIGURE 8 View FIGURE 9 View FIGURE 10 View FIGURE 11 View FIGURE 12 , Pl. XVI, Figs 1–9 View FIGURE 1 View FIGURE 2 View FIGURE 3 View FIGURE 4 View FIGURE 5 View FIGURE 6 View FIGURE 7 View FIGURE 8 View FIGURE 9 , Pl. LV, Fig. 14 View FIGURE 14 , 16 View FIGURE 16 , 20 View FIGURE 20 , 26 View FIGURE 26 , 27 View FIGURE 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 View Materials ; A 22236 View Materials ; A 22230 View Materials ; 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 m depth ( Döderlein 1910; Mortensen 1943; Schultz 2010).

Remarks. Differs from Dermichinus horridus in its small, low test and fleshy lip around the peristome, Furthermore, D. horridus has genital plates extending into interambulacra, whilst those of E. gilchristi are confined to the apical area.