Pagurixus carinimanus Komai & Osawa, 2006

Komai, Tomoyuki, Rahayu, Dwi Listyo & Fujita, Yoshihisa, 2021, Hermit crabs of the family Paguridae (Crustacea: Decapoda: Anomura) from Christmas and Cocos (Keeling) Islands, Indian Ocean Territory of Australia, with descriptions of three new species and reappraisal of the genus Kumepagurus Komai & Osawa, 2012, Raffles Bulletin of Zoology 69, pp. 378-402 : 391-392

Pagurixus carinimanus Komai & Osawa, 2006

( Fig. 8B )

Pagurixus cf. tweediei – McLaughlin & Haig, 1984: 134, fig. 4; Rahayu, 2000: 394; Paulay et al., 2003: 490.

Pagurixus sp. 3 (slate) – Paulay et al., 2003: 490.

Pagurixus carinimanus Komai & Osawa, 2006: 71 , figs. 29–32, 45B, 48; Poupin et al., 2013: 44, fig. 23B, C; Osawa et al., 2013: 323 , fig. 2A.

Material examined. CHRISTMAS ISLAND. QM W29563, 1 male (sl 1.6 mm), CI-D10-2011, West White Cave , off West White Beach, 10°27.733′S, 105°35.054′E, 1–12.3 m, 27 March 2011 ; QM W29564, 2 females (sl 1.1, 1.7 mm), CI-D15-2011, Boat Cave , 29 January 2011 ; ZRC 2021.0633 , 1 male (sl 1.4 mm; photo), CI-D16-2011, Flying Fish Cove , 10°25.815′S, 105°40.180′E, 29 March 2011 ; QM W29565, 2 males (sl 1.2, 1.9 mm), 1 ovigerous female (sl 1.4 mm), CI-D18-2011, Rhoda Wall , off Rhoda Beach, 10°27.729′S, 105°37.283′E, 5–16 m, 30 March 2011 ; ZRC 2021.0634 , 1 male (1.7 mm), 1 female (sl 1.2 mm), 1 ovigerous female (sl 1.2 mm), CI-D19-2011, Flying Fish Cove , 10°25.815′S, 105°40.180′E, 30 March 2011 ; ZRC 2021.0635 , 1 male (sl 2.0 mm), no station data .

COCOS (KEELING) ISLANDS: ZRC 2021.0636 , 1 male (sl 2.0 mm; photo), CK19, S of Direction Island , 12°05.503′S, 96°52.904′E, 6.9 m, 22 March 2011 .

Distribution. Widely distributed in the Indo-West Pacific: Mayotte and Glorioso Islands, Japan (Ryukyu Islands), Guam, and the Philippines, at depths of 1–30 m ( Komai & Osawa, 2006; Osawa et al., 2013; Poupin et al., 2013). Newly recorded from Christmas and Cocos (Keeling) Islands; at depths of 1–12.3 m.

Remarks. The specimens examined agree well with the original description by Komai & Osawa (2006) in both morphology and living colouration.

Figures

Fig. 8. Habitus in dorsal view, showing living colouration. A, Micropagurus polynesiensis (Nobili, 1905), ZRC 2021.0632, male (sl 1.7 mm); B, Pagurixus carinimanus Komai & Osawa, 2006, ZRC 2021.0635, male (sl 2.0 mm); C, Pagurixus haigae Komai & Osawa, 2007, ZRC 2021.0647, male (sl 1.4 mm); D, Pagurixus maorus (Nobili, 1906), ZRC 2021.0638, female (sl 3.9 mm). Photographs by LKCNHM.