Democrinus chuni ( Döderlein, 1907 )

Gondim, Anne Isabelley, Moura, Rafael Bendayan De & Christoffersen, Martin Lindsey, 2021, Catalogue of living crinoids (Echinodermata: Crinoidea) from Brazil, Zootaxa 4995 (1), pp. 27-55 : 37

Democrinus chuni ( Döderlein, 1907)

Rhizocrinus chuni Döderlein, 1907: 14 , fig. 6, plate I, fig. 5, plate VI, fig. 6; 1912: 11, 12, 14, 15, fig. 5, fig. 6, plate III, figs. 1–7,

plate V, figs. 2, 4, plate VII, figs. 1–5, plate VIII, figs. 1–10.—A.H. Clark 1911a: 47; 1912: 279; 1931: 38, 45. Rhizocrinus braueri: Döderlein 1912: 11 , 12, fig. 3b, fig. 7, plate IV, figs. 1–6, plate V, figs. 2, 5, plate VI, figs. 1–6. Rhizocrinus (Bythocrinus) chuni Döderlein, 1912: 14–16 , fig. 3a.—A.H. Clark 1917b: 392. Rhizocrinus (Bythocrinus) braueri Döderlein, 1912: 16–18 , fig. 3b. Democrinus chuni: Gislèn 1938a: 26–27 ; 1938b: 21–22, plate II, fig. 8.—A.M. Clark 1972: 146–150, fig. 17; 1977b: 134; 1982:

126 (table).— Donovan & Pawson 1997: 571, 573, 576, 577, 579, fig. 1a–b.— Bohn & Heinzeller 1999: 242, 243 (tables),

245, fig. 1g, h.— Donovan & Lewis 1999: 321.—Donovan & Schmidt 2001: 264, fig. 1. Donovan & Veltkamp 2001:

725.— Paschall & Waters 2016: 730. Bythocrinus chuni : A.H. Clark 1917b: 392; 1941: 48.— Tommasi 1969a: 2.

Type locality. Off Somalia, Indian Ocean .

Type material. USNM 35998 (Syntype) .

Geographic and bathymetric range. Amphi-atlantic. Southwestern Atlantic ( Brazil), Southeastern Atlantic ( South Africa), and Southwestern Indian Ocean ( Mozambique) ( Tommasi 1969a; A.M. Clark 1972; Donovan & Pawson 1997), at depths from 720 to 1,668 m (A.H. Clark 1911a; Bohn & Heinzeller 1999).

Brazilian localities. Ceará ( Tommasi 1969a).