Parvamussium thetidis (Hedley, 1902)

Dijkstra, Henk H. & Maestrati, Philippe, 2008, New species and new records of deep-water Pectinoidea (Bivalvia: Propeamussiidae, Entoliidae and Pectinidae) from the South Pacific, Mémoires du Muséum national d'Histoire naturelle 196, pp. 77-114 : 95

Parvamussium thetidis (Hedley, 1902)

Amusium thetidis Hedley, 1902: 304 , fig. 49 [right valve].

Amusium thetidis Hedley & Petterd, 1906: 223 , pl. 38, figs 18-19 [left valve].

MATERIAL EXAMINED. — The type material (see Dijkstra 1995: Fiji. BORDAU 1: stn DW 1421, 17˚08’S, 178˚59’W, 403-406 m, 35). 5 spms, 5 lv, 2 rv; stn DW 1423, 17˚08’S, 178˚59’W, 402-410 m, Norfolk Ridge. NORKOLK 1: stn DW 1680, 24°45’S, 168°10’E, 2 spms, 6 lv, 2 rv; stn DW 1464, 18˚09’S, 178˚38’W, 285-300 m, 385-392 m, 1 lv, 9 rv; stn DW 1694, 24°40’S, 168°39’E, 575-589 1 lv; stn DW 1477, 20˚58’S, 178˚45’W, 390-405 m, 2 spms, 2 rv; m, 1 lv; stn DW 1695, 24°40’S, 168°39’E, 562-587 m, 2 lv, 2 stn DW 1494, 18˚55’S, 178˚29’W, 240-319 m, 2 lv, 3 rv .

rv; stn DW 1697, 24°39’S, 168°38’E, 569-616 m, 1 spm, 3 lv, 2 Tonga. BORDAU 2: stn DW 1520, 21˚25’S, 175˚03’W, 447-450 rv; stn DW 1699, 24°40’S, 168°40’E, 581-600 m, 3 rv; stn DW m, 6 lv, 5 rv; stn DW 1567, 21˚02’S, 175˚19’W, 351-356 m, 2 lv; 1700, 24°40’S, 168°40’E, 572-605 m, 1 rv. stn DW 1569, 21˚02’S, 175˚19’W, 433 m, 1 lv.

DISTRIBUTION. — Indonesia, eastern Australia, Chesterfield Islands and the New Hebrides Arc (Dijkstra & Kastoro 1997: 262); live in 346-650 m. New records for Fiji and Tonga. Present material live in 405-569 m.