Bathymunida dissimilis Baba

Ahyong, Shane T., Taylor, Joanne & Mccallum, Anna W., 2013, New species and new records of deepwater munidid squat lobsters from north-western Australia: Onconida, Bathymunida, Crosnierita, Plesionida and Torbenella, Zootaxa 3734 (1), pp. 23-37 : 25

Bathymunida dissimilis Baba & de Saint Laurent, 1996

( Fig. 1 B–C)

Bathymunida dissimilis Baba & de Saint Laurent, 1996: 451, fig. 9 [type locality: Futuna Island, 100–110 m].—Baba 2005: 239.—Baba et al. 2008: 57.

Material examined. NMV J56002 , 3 males (A: cl 5.4 mm, pcl 4.7 mm; B: cl 4.7 mm, pcl 4.0 mm; C: cl 5.4 mm, pcl 4.6 mm), Kulumburu L29 transect, 13°27.390–27.654'S, 124°00.660–00.822'E, 105–107 m, beam trawl, SS05/ 2007/172 (acq. 037), 0 5 Jul 2007.

Colour in life ( Fig. 1 B–C). Cephalothorax and most of abdomen mottled white-cream and pale red-brown; cervical groove with one blue spot on each side. Abdominal somite 6 and tail-fan translucent white. Walking legs with diffuse, translucent, white and reddish bands on meri, propodi and dactyli. Chelipeds with broad white and reddish bands.

Remarks. The Western Australian specimens agree well in most respects with the type description of B. dissimilis (see Baba & de Saint Laurent 1996), differing in having more distinct striae on the cardiac rise and on abdominal somites 2–4.

Distribution. Futuna Island (south-western Pacific) and now from Western Australia; 105– 110 m.

Figures

FIGURE 1. A, Bathymunida balssi Van Dam, 1938, male, cl 5.0 mm, pcl 4.3 mm (NMV J 55274); B – C, Bathymunida dissimilis Baba & de Saint Laurent, 1996, male, cl 5.4 mm, pcl 4.7 mm; male, cl 4.7 mm, pcl 4.0 mm (NMV J 56002); D – E, Plesionida aurelia sp. nov., male paratype, cl 10.1 mm, pcl 7.9 mm (NMV J 56423), female paratype, cl. 8.9 mm, pcl 6.9 mm (NMV J 56115). Photos: K. Gowlett-Holmes.