“ Symmetrical ” hermit crabs of the family Pylochelidae (Crustacea: Decapoda: Anomura) collected by the “ BIOPAPUA ” and “ PAPUA NIUGINI ” expeditions in the Papua New Guinea, with descriptions of two new species
Author
Komai, Tomoyuki
Author
Chan, Tin-Yam
text
Zootaxa
2016
4088
3
301
328
journal article
10.11646/zootaxa.4088.3.1
c09a5f42-c1ac-4b6c-a98d-d836a56711db
1175-5326
267464
D055AB86-A0A2-4E30-8671-4B0990C478FB
Xylocheles macrops
(Forest, 1987)
Pylocheles
(
Xylocheles
)
macrops
Forest, 1987a: 61
, figs. 2b, 9f–h, 10c, d, 13a–g, 15a–d, pl. 1A, 3A, 4D, E, 6C, D [type locality: N of Lubang, Philippines, 194–202 m]; 1987b: 310, figs. 1b, 3.—Yu & Foo 1991: 62, unnumbered fig.— McLaughlin
et al
. 2007: 24, unnumbered figs.—Lemaitre
et al
. 2009: 5.
Xylocheles macrops
.—McLaughlin & Lemaitre 2009: 182, fig. 5C, D.
Material examined
. BIOPAPUA, stn CP 3629, Huon Gulf, 06°57’S, 147°08’E, 240–269 m, 22 August 2010, 5 males (sl 2.6–6.8 mm), 5 females (sl 3.1–4.5 mm), 1 ovigerous female (sl 5.3 mm), MNHN-IU-2011-909; same data, 1 male (sl 6.8 mm), MNHN-IU-2011-985; stn CP 3630, Gulf of Huon, S of Lae, 06°54’S, 147°35’E, 305–307 m, 22 August 2010, 2 males (sl 4.6, 5.0 m), 3 females (cl 4.0–6.3 mm), 1 ovigerous female (sl 6.0 mm), MNHN- IU-2011-1531; stn CP 3633, Huon Gulf, S of Lae, 06°54’S, 147°05’E, 395–406 m, 3 males (sl 6.1–6.5 mm), 6 females (sl 4.0–6.9 mm), MNHN-IU-2011-5081; same data, 1 male (sl 3.4 mm), MNHN-IU-2011-1468; stn CP 3645, Huon Gulf, 06°44’S, 147°50’E, 403–418 m, 24 August 2010, 1 female (sl 4.1 mm), MNHN-IU-2011-3090; stn CP 3646, Huon Gulf, Tami Island, 06°45’S, 147°49’E, 460–485 m, 24 August 2010, 1 ovigerous female (sl 7.8 mm), MNHN-IU-2011-2674; stn CP 3665, Open Bay, 04°50’S, 151°38’E, 225–340 m, 23 September 2010, 1 male (sl 7.2 mm), MNHN-IU-2011-1535; stn CP 3693, SE of Manus Island, 02°10’S, 147°17’E, 300 m, 1 male (sl 6.7 mm), MNHN-IU-2014-12693; stn CP 3710, Astrolabe Bay, 05°22’S, 145°48’E, 372–384 m, 5 October 2010, 1 ovigerous female (sl 6.9 mm), MNHN-IU-2011-2265.
PAPUA NIUGINI (not measured), stn CP 3999, N of Huon Gulf, Solomon Sea, 06°45’S, 147°14’E, 360 m, 10 December 2012, 1 male, MNHN-IU-2013-15736; stn CP 4028, Astrolabe Bay, 05°22’S, 145°47’E, 300–320 m, 14 December 2012, 1 female, 3 juveniles, MNHN-IU-2013-13214; stn CP 4048, W of Kairiru Island, Bismarck Sea, 03°20’S, 143°28’E, 325–345 m, 19 December 2012, 1 male, 1 female, MNHN-IU-2014-10293; stn CP 4053, N of Aitape, Bismarck Sea, 03°03’S, 142°19’E, 300–308 m, 20 December 2012, 1 male, 1 ovigerous female, MNHN- IU-2013-14439; same data, 1 male, 2 ovigerous females, MNHN-IU-2013-14440; stn CP 4059, N of Vanimo, Bismarck Sea, 02°38’S, 141°18’E, 335 m, 21 December 2012, 1 female (photographed), MNHN-IU-2013-1577; same data, 5 males, 10 females, 2 ovigerous females, 1 juvenile, MNHN-IU-2014-10298.
Description
. See Forest (1987a: 61) and McLaughlin & Lemaitre (2009: 182).
Size
. Largest male sl 7.2 mm, largest female sl 7.8 mm, ovigerous females sl 5.3–7.8 mm.
Distribution
. Previously known from Taiwan, Philippines, Indonesia, Solomon Islands; 148–620 m (McLaughlin & Lemaitre 2009). Newly recorded from Papua New Guinea.
Habitat
. Hollows in sunken wood (McLaughlin
et al
. 2007; McLaughlin & Lemaitre 2009; this study)