Paguristes shidarai, Asakura, 2004

Osawa, Masayuki & Fujita, Yoshihisa, 2019, Submarine cave hermit crabs (Crustacea: Decapoda: Anomura: Paguroidea) from three islands of the Ryukyu Islands, southwestern Japan, Zootaxa 4560 (3), pp. 463-482 : 467

Pseudopaguristes shidarai Asakura, 2004

( Fig. 1C )

Pseudopaguristes shidarai Asakura, 2004: 153 , fig. 1–12 (type locality: Miyako Island, Ryukyu Islands) .

Material examined. Okinawa Island, Hedo Dome cave: main tube , 22 May 2017, 1 male (sl 2.6 mm), RUMF- ZC-6020 (HD2017-140) . Shimoji Island, Akuma-no-Yakata cave: entrance , 1 September 2017, 1 female (sl 2.3 mm), RUMF-ZC-6021 (SH105) .

Distribution. Ryukyu Islands (Okinawa Island, Kume Island, Miyako Island, and Shimoji Island) in southwestern Japan ; 20–40 m ( Asakura 2004 ; Rahayu & Osawa 2012 ; present study) .

Habitat. Coral reefs; fore-reef slopes ( Rahayu & Osawa 2012).

Remarks. In the Ryukyu Islands, P. shidarai has been recorded from cryptic environments of the shallow coral reefs such as small crevices and horizontal holes, and submarine caves ( Rahayu & Osawa 2012; Osawa & Fujita 2016; Table 2).

Figures

FIGURE 1. Entire animal, dorsal view. A, Aniculus retipes Lewinsohn, 1982, male (sl 11.9 mm), RUMF-ZC-6006 (IE141); B, Paguristes jalur Morgan, 1992, male (sl 5.4 mm), RUMF-ZC-6012 (IE69); C, Pseudopaguristes shidarai Asakura, 2004, male (sl 2.6 mm), RUMF-ZC-6020 (HD2017-140); D, Catapaguroides foresti McLaughlin, 2002, male (sl 2.0 mm), RUMFZC-6023 (IE173); E, Catapaguroides iejimensis Osawa & Takeda, 2004, male (sl 1.8 mm), RUMF-ZC-6026 (IE177); F, Catapaguroides longior Komai, Yamada & Shirakawa, 2010, male (sl 2.1 mm), RUMF-ZC-6027 (IE60); G, Catapaguroides longior Komai, Yamada & Shirakawa, 2010, female (sl 1.2 mm), RUMF-ZC-6029 (HD2017-107).