Comaster schlegelii ( Carpenter, 1881 )

Kogo, Ichizo, Fujita, Toshihiko & Kubodera, Tsunemi, 2019, Shallow-water Comatulids (Echinodermata: Crinoidea) from Ambon and Lombok Islands, Indonesia, Species Diversity 24, pp. 229-246 : 234

Comaster schlegelii ( Carpenter, 1881)

Actinometra schlegelii Carpenter, 1881: 210 .

Actinometra schlegeli — Carpenter 1884: 55; 1888: 331 (key).

Comanthus (Comanthina) schlegelii —A. H. Clark 1911a: 536.

Comanthus schlegelii —H. L. Clark 1915: 101; 1921: 20; A. H. Clark 1937: 99.

Comanthina schlegelii —A. H. Clark 1912a: 91; 1912b: 8; 1913: 14; 1918: 46; 1931: 466 (part), pl. 53 fig. 158, pl. 64 fig. 180; H. L. Clark 1946: 33; A. M. Clark and Spencer Davis 1966: 598 (list); Gibbs et al. 1976: 109; Rowe et al. 1986: 244, figs 2e, 8c, 8d; Messing 1994: 239 (list); 1998b: 189 (table); Rowe and Gates 1995: 142; Kogo 1998: 30, fig. 24; MarshallCrossland and Price 1999: 25; Lane et al. 2000: 476 (table).

Comanthina schlegeli —A. M. Clark and Rowe 1971: 16 (key); Meyer and Macurda 1980: 75; Zmarzly 1984: 108, fig. 3c; Chen et al. 1988: 76, figs 9, 23G; Fabricius 1994: 1228 (table); Liao and A. M. Clark 1995: 18 (part).

Comaster schlegelii — Messing 1998a: 206 (list); 2007: 96; Pilcher and Messing 2001: 16 (table); Kirkendale and Messing 2003: 528; Kogo and Fujita 2005: 331; Mekhova and Britayev 2012: 917; Messing and Tay 2016: 638.

Actinometra duplex Carpenter, 1888: 335 .

Comanthus duplex —A. H. Clark 1908c: 205.

Material examined. 3 specimens. Ambon Is. NSMT E-8127 (1 specimen), E-8132 (1), Pombo I ., 10 m, November 28, 1992; NSMT E-8163 (1), Silale, 15 m, December 2, 1992 .

Description. Centrodorsal thin discoidal, 4–5 mm across, 1 mm thick, with cirrus sockets aligned in 1, partly 2 rows. Cirri XVIII–XXV including 2–6 rudimentary ones, 15–17,

11–13 mm long. Longest cirrals (4 th –6 th) slightly longer than wide; cirrals smooth without aboral spine. Radials narrowly exposed, in contact laterally. IBr 2: Ibr 1 oblong, in contact laterally; Ibr 2 (axil) low pentagonal, free laterally. IIBr 4(3+4). IIIBr usually 4(3+4) on inner side and 2 on outer side of ray. IVBr and VBr 4(3+4). Interradial area with thin irregular polygonal perisomic plates. Arms 48–83, 62– 85 mm long; first syzygy at br 3+4. PII longest, 13–17 mm long, of 34–50 segments; combs of 6–10 teeth confluent with inner edge of pinnulars; 3–4 pinnulars with paired teeth of same size at both edges; first comb tooth transverse. Pinnule combs to P 3 or P 4, rarely to P 5.

Distribution. Maldives, Sri Lanka, Bay of Bengal, Indonesia, northern and western Australia, Philippines, China, South Pacific Ocean (A. M. Clark and Rowe 1971; Rowe and Gates 1995); southern Vietnam ( Mekhova and Britayev 2012); Sumatra ( MarshallCrossland and Price, 1999); Singapore ( Messing and Tay 2016); Borneo, South China Sea ( Lane et al. 2000); Papua New Guinea ( Messing 1994, 1998a); Micronesia ( Meyer and Macurda 1980; Zmarzly 1984; Messing 1998b, 2007; Kirkendale and Messing 2003); Taiwan ( Chen et al. 1988; Liao and A. M. Clark 1995); Japan (A. M. Clark and Rowe 1971; Pilcher and Messing 2001; Kogo and Fujita 2005). Depth range: 3–30 m ( Lane et al. 2000).