Coralliophila amirantium Smith, 1884

Oliverio, Marco, 2008, Coralliophilinae (Neogastropoda: Muricidae) from the southwest Pacific, Mémoires du Muséum national d'Histoire naturelle 196, pp. 481-586 : 496-497

Coralliophila amirantium Smith, 1884

Figs 13, 152

Coralliophila amirantium Smith, 1884: 497 , pl. 44, fig. m.

TYPE MATERIAL. — 2 syntypes BMNH 1882.12.6.176-177, no . -176 figured by Kosuge & Suzuki (1985: pl. 46, fig. 11) and Higo et al. (2001: 65, fig. G2387).

TYPE LOCALITY. — “Marie Louise, Africa and Eagle Islands, Amirantes” (Indian Ocean).

MATERIAL EXAMINED. — Coral Sea. CORAIL 2: stn DW 122, 80 m, 1 dd; stn 489, Lagon Nord, 18°51’S, 163°29’E, 43 m, Plateau des Chesterfield , 19°28’S, 158°17’E, 32 m, 1 dd; stn 1 dd; stn 517, 19°09’S, 163°35’E, 42 m, 1 dd (Figs 13, 152). DW 143, 19°37’S, 158°25’E, 45 m, 1 dd; stn DW 157, 19°49’S, — EXPÉDITION MONTROUZIER: stn 1310, Passe de Koumac, 158°18’E, 51 m, 1 dd; stn DW 26, Bancs Lansdowne-Fairway, 20°39.7’S, 164°14.9’E, 15 m, 1 dd juv .

20°22’S, 161° 05’E, 62 m, 1 dd. Loyalty Islands. Lifou. LIFOU 2000: stn 1443, Baie du Santal, New Caledonia proper. LAGON: stn 100, Ile Ouen Baie du Pro- 20°53.8’S, 167°07.3’E, 48-52 m, 1 dd juv; stn 1449, 20°45.8’S, ny, 22°46’S, 166°46’E, 46 m, 3 dd; stn 310, Grand Récif Sud, 167°01.65’E, 17 m, 1 dd.

22°46’S, 166°46’E, 46 m, 3 dd; stn 392, 22°48’S, 167°02’E,

DISTRIBUTION. — Eastern Indian Ocean. Pacific Ocean, from Kii Peninsula ( Japan) to the Philippines ( Tsuchiya 2000). Coral Sea , New Caledonia and Loyalty Islands, empty shells in 15-80 m. Range extension in the southwest Pacific .

REMARKS. — Protoconch of 3.5 whorls, 710 Μm high and 740 Μm wide at the base. Protoconch-I of about 1 whorl, sculptured with pustules over the entire surface. Protoconch-II of about 2.5 whorls, with 2 spiral keels, sculptured by a series of subsutural threads and a series of similar threads over each keel (the abapical series opisthocline); the threads tend to fuse giving rise to sinuous collabral riblets. A diffuse granulation is present in the interspaces. Sinusigera lip evident at the end of the protoconch.