Liparometra articulata ( Müller, 1849 )

Kogo, Ichizo, Fujita, Toshihiko & Kubodera, Tsunemi, 2019, Shallow-water Comatulids (Echinodermata: Crinoidea) from Ambon and Lombok Islands, Indonesia, Species Diversity 24, pp. 229-246 : 240-241

Liparometra articulata ( Müller, 1849)

Comatula (Alecto) articulata Müller, 1849: 263 .

Antedon articulata — Carpenter 1888: 226 (key), 379 (table).

Dichrometra articulata —A. H. Clark 1912a: 152.

Liparometra articulata —A. H. Clark 1913: 31; 1918: 103: 1941: 461, pl. 53 figs 240–242; H. L. Clark 1946: 46; A. M. Clark and Rowe 1971: 24 (key); Meyer et al. 1984: 182; Fabricius 1994: 1228 (table); Rowe and Gates 1995: 159; Lane et al. 2000: 477 (table); Kogo 2002: 19; Kogo and Fujita 2005: 337.

? Liparometra articulata — Kogo 1998: 64, fig. 52.

Material examined. 12 specimens. Ambon Is. NSMT E-8144 (1 specimen), Latuhalat , 10 m, December 1, 1992; NSMT E-8173 (1), E-8181 (1), Eri, 10 m, December 4, 1992; NSMT E-8185 (1), E-8186 (2), E-8187 (1), Lilibooi, 15 m, December 9, 1992 . Lombok Is. NSMT E-8233 (1), E-8241 (1), E-8243 (1), Gili Air I ., February 5, 1994; NSMT E-8252 (2), Kodek, February 15, 1994 .

Description. Centrodorsal low hemispherical, 4–7 mm across, 2–3 mm thick, with cirrus sockets in 2–3 alternating rows and small flat aboral pole. Cirri XXVIII–XLII, 21–33, 14– 31mm long. Longest cirrals (7 th –13 th) 1.2 times longer than wide; cirrals beyond 6 th –12 th with a sharp aboral crest. Radials almost wholly concealed by centrodorsal. Division series short, with low aboral synarthrial tubercle and thick adambulacral lateral processes. IBr 2: Ibr 1 oblong; Ibr 2 (axil) low pentagonal, in contact laterally. IIBr and IIIBr all 2. Arms 14–41, 53– 139 mm long; first syzygy at br 3+4. P 2 and P 3 similar, longest, 10–14 mm long, of 22–28 segments, longer and stouter than P 1, P 4 and succeeding pinnules.

Distribution. Northern Australia, Indonesia, China (A. M. Clark and Rowe 1971); Great Barrier Reef ( Fabricius 1994; Rowe and Gates 1995); South China Sea ( Lane et al. 2000); Japan (A. M. Clark and Rowe 1971; Kogo 2002; Kogo and Fujita 2005). Depth range: 0–69 m ( Lane et al. 2000).