Uca (Gelasimus) tetragonon (Herbst, 1790)

Shih, Hsi-Te, Lee, Jung-Hsiang, Ho, Ping-Ho, Liu, Hung-Chang, Wang, Chia-Hsiang, Suzuki, Hiroshi & Teng, Shao-Jyun, 2016, Species diversity of fiddler crabs, genus Uca Leach, 1814 (Crustacea: Ocypodidae), from Taiwan and adjacent islands, with notes on the Japanese species, Zootaxa 4083 (1), pp. 57-82 : 66

publication ID	https://doi.org/10.11646/zootaxa.4083.1.3
publication LSID	lsid:zoobank.org:pub:FC132216-6CFB-4E3F-B166-6F9BE3C50588
DOI	https://doi.org/10.5281/zenodo.6069876
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scientific name	Uca (Gelasimus) tetragonon (Herbst, 1790)
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Uca (Gelasimus) tetragonon (Herbst, 1790) View in CoL

( Fig. 4A, B View FIGURE 4 )

Cancer tetragonon Herbst, 1790: 257 , pl. 20(110) [type locality: Egypt].

Uca (Thalassuca) tetragonon View in CoL — Crane 1975: 77, figs. 37D, 63A, B, 81F, 82E, 99, pl. 13; Sakai 1976a: 605, text-fig. 332a; Nagai & Nomura 1988: 53, 1 unnumbered fig.; Shih 1994: 78, figs. 51–55.

Uca tetragonon View in CoL —Takeda 1973: 9, fig. 1; Takeda 1982: 208, 1 unnumbered fig.; Ho et al. 1993: 18, figs. 2, 3, 4d; Okutani 1994a: 214, figs. 4; Yamaguchi 1994: 177, 184; Wang & Liu 1996a: 48, 3 unnumbered figs.; Hung 2000: 140 -1, figs. 430– 431; Chen 2001: 205, 2 unnumbered figs.; Ng et al. 2001: 37 [list]; Yoshigou 2001: 4, fig. 2, pl. 1F, G; Nakasone & Irei 2003: 269, fig. 30; Wang & Liu 2003: 84, figs. 87–89; Shen & Jeng 2005: 167, 2 unnumbered figs.; Katsu 2007: 84, 9 unnumbered figs.; Liu & Wang 2010: 42, 3 unnumbered figs.; Japanese Association of Benthology 2012: 215, 1 unnumbered fig.; Shih 2012b: 70, figs. 99–101; Fujita & Uyeno 2015: 95, fig. 2C, D.

Uca (Gelasimus) tetragonon View in CoL —Ng et al. 2008: 240 [list]; Toyota & Seki 2014: 222, 4 unnumbered figs.

Material examined. Taiwan: 2 ♂♂ (10.6, 25.2 mm) , 1 ♀ (13.1 mm), 1 ovig. ♀ (18.1 mm), 1 juv. (7.2 mm) ( TMCD CHCD 476 ), Houwan, Pingtung, coll. H.- C. Liu, 2 Aug. 1994 ; 2 ♂♂ (15.0, 18.9 mm), 5 ♂♂ (12.1–20.8 mm) (TMCD CHCD 491), 4 Aug. 1994; 3 ♂♂ (13.8–24.3 mm) (NCHUZOOL 14701), Wanlitong, Pingtung, coll. S.- H. Han, Oct. 1966 ; 2 ♂♂ (12.8, 13.6 mm), 1 ♀ (12.4 mm) ( TMCD CHCD 526 ), Wanlitong, Pingtung, coll. H.- C. Liu & C.- H. Wang, 23 Sep. 1994 ; 2 ♂♂ (21.7, 23.5 mm), NCHUZOOL 14687, Wanlitong, Pingtung, coll. J.- H. Lee, 20 Aug. 2009 ; 3 ♂♂ (11.6–16.7 mm), 1 ♀ (16.4 mm) ( TMCD), Beijyunjei, Taitung, 21 Apr. 1993 ; 2 ♂♂ (25.8, 30.2 mm) (NCHUZOOL 14696), Dulanwan, Taitung, 7 Apr. 2001 ; 4 ♂♂ (11.1–23.7 mm), 2 ♀♀ (9.7, 12.2 mm), 5 ovig. ♀♀ (16.7–23.8 mm) (NCHUZOOL 14695), 1 ♀ (17.0 mm) (NCHUZOOL 13666), Shanyuan, Taitung, coll. W.- C. Wang, 29 May 2004 ; 3 ♂♂ (18.4–23.6 mm), 1 ♀ (9.2 mm) (NCHUZOOL 14697), Shanyuan, Taitung, 27 July 2014 ; 1 ♀ (14.3 mm) (NCHUZOOL 14693), Dulanwan, Taitung, coll. H.- T. Hung, 2 Sep. 2004 . Penghu Islands: 1 ♂ (26.1 mm) (NCHUZOOL 13304), Citou, coll. H.- T. Shih, 17 Aug. 1996 ; 1 ovig. ♀ (26.9 mm) (NCHUZOOL 14686), Chihsi, Siyu, coll. H.-T. Shih, 19 May 2007. Dongsha Island : 1 ♂ (26.2 mm) (NCHUZOOL 14678) , 1 ♂ (32.3 mm) (NCHUZOOL 14699), coll. Y.-C. Yang, 15 June 1997; 2 ♂♂ (21.3, 25.0 mm) (NCHUZOOL 14689), coll. D.-C. Jiang & J.-C. Fan-Jiang, 12 Sep. 2008; 3 ♂♂ (25.0– 31.7 mm), 2 ♀♀ (18.5, 31.4 mm), 1 ovig. ♀ (25.6 mm) (NCHUZOOL 14688), coll. C.-Y. Chung & Y.-H. Huang, 7 June 2011; 1 ♂ (28.2 mm) (NCHUZOOL 14692), 3 Sep. 2011; 1 ♀ (31.0 mm) (NCHUZOOL 14684), 19 Nov. 2011; 1 ♂ (19.5 mm) (NCHUZOOL 14728), 19 Nov. 2011; 2 ♂♂ (18.3, 26.6 mm) (NCHUZOOL 13664), coll. H.-T. Shih, 22 Mar. 2012; 1 ♂ (21.4 mm) (NCHUZOOL 14694), coll. H.-T. Shih, 23 Mar. 2012; 1 ♂ (19.1 mm) (NCHUZOOL 14702), coll. H.-T. Shih, 24 Mar. 2012; 1 ♂ (29.0 mm) (NCHUZOOL 14698), 22 Sep. 2012. Ryukyus: 5 ♂♂ (19.1–26.9 mm), 2 ♀♀ (25.1, 26.9 mm) (TMCD 2739), Ootomo, Iriomote, coll. H. Ota, 26 Oct. 1991.

Distribution. Western Pacific (Ryukyus, Taiwan [including Penghu and Dongsha], Hainan in China, Philippines, Malay Peninsula, Borneo, Indonesia, New Guinea, Australia), Central and South Pacific, and Indian Ocean ( Thailand, Middle East, East Africa).

Remarks. The species is common in eastern and southern Taiwan, as well as on the offshore islands of Penghu and Dongsha with habitats being mainly composed of coarse sand adjacent to coral reefs ( Ho et al. 1993; Shih 2012b).

References

Japanese Association of Benthology (2012) Threatened Animals of Japanese Tidal Flats: Red Data Book of Seashore Benthos. Tokai University Press, Hatano, Japan, xvii + 285 pp. [In Japanese]

Crane, J. (1975) Fiddler Crabs of the World (Ocypodidae: Genus Uca). Princeton University Press, Princeton, New Jersey, xxiii + 736 pp.

Fujita, Y. & Uyeno, D. (2015) Notes on some species of the genus Uca (Decapoda: Brachyura: Ocypodidae) collected from Kume-jima Island, the Ryukyu Islands. Kumejima Shizen Bunka Senta kiyou, 11, 93 - 103. [In Japanese]

Ho, P. - H., Wang, C. - H., Lin, J. - T. & Yu, H. - P. (1993) First record of the fiddler crab Uca tetragonon (Herbst, 1790) (Crustacea: Decapoda: Ocypodidae) from Taiwan, with notes on its handedness. Journal of Taiwan Museum, 46, 17 - 25.

Hung, K. - H. (2000) Common Marine Biology in Penghu. Bureau of Culture, Penghu County, Penghu, Taiwan, 218 pp. [In Chinese]

Katsu, H. (2007) A Guide to the Rare Organisms of Amami - Plants, Mammals, Arthropods, etc. Nanpou Shinsha, Kagoshima, Japan, 105 pp. [In Japanese]

Liu, H. - C. & Wang, C. - H. (2010) Taiwan Coastal Wetland Crabs. Wild Bird Society of Taipei, Taipei, 79 pp. [In Chinese]

Nagai, S. & Nomura, K. (1988) Marine Animals of Okinawa, No. 7 (Crustacea). Shinsei Tosho Publication, Okinawa, Japan, 250 pp. [In Japanese]

Nakasone, Y. & Irei, M. (2003) Mictyridae, Ocypodidae, Grapsidae. In: Nishida, M., Shikatani, N. & Shokita, S. (Eds.), The Flora and Fauna of Inland Waters in the Ryukyu Islands. Tokai University Press, Tokyo, pp. 266 - 282. [In Japanese]

Okutani, T. (1994 a) Living Things of Coral Reefs. Yama-Kei Publisher, Tokyo, 320 pp. [In Japanese]

Sakai, T. (1976 a) Crabs of Japan and the Adjacent Seas. Kodansha Ltd., Tokyo, 773 pp., 251 pls.

Shen, Y. - L. & Jeng, M. - S. (2005) Crabs of Penghu. Fisheries Research Institute, COA, Keelung, Taiwan, vi + 239 pp. [In Chinese]

Shih, H. - T. (1994) Fiddler Crabs. National Museum of Marine Biology / Aquarium, Pingtung, xiv + 190 pp. [In Chinese]

Shih, H. - T. (2012 b) Warrior - The Seashore Crabs of Dongsha Island. Marine National Park, Kaohsiung, Taiwan, 159 pp. [In Chinese]

Takeda, M. (1982) Keys to the Japanese and Foreign Crustaceans Fully Illustrated in Colors. Hokuryukan Ltd., Tokyo, 58 + 284 pp. [In Japanese]

Toyota, K. & Seki, S. (2014) Freshwater Shrimps and Crabs of Japan: 102 Species from Brackish and Fresh Water. Seibundo Shinkosha, Tokyo, 256 pp. [In Japanese]

Wang, C. - H. & Liu, H. - C. (1996 a) Estuarine Crabs of Taiwan. Wild Bird Society of Kaohsiung, Kaohsiung, Taiwan, 113 pp. [In Chinese]

Wang, C. - H. & Liu, H. - C. (2003) Common Seashore Crabs of Taiwan. 3 rd Edition. Taiwan Museum, Taipei, 136 pp. [In Chinese]

Yamaguchi, T. (1994) Fiddler crabs of the genus Uca in the collections of three natural history museums in Europe. 1. The specimens held by the Nationaal Natuurhistorisch Museum, Leiden and the Natural History Museum, London. Calanus, 11, 151 - 189.

Yoshigou, H. (2001) Japanese species of genus Uca (Crustacea: Decapoda: Ocypodidae) and distribution of U. lactea in Hiroshima Prefecture, Japan. Hibakagaku, 200, 1 - 12, 1 pl. [In Japanese]

Figures

FIGURE 4. Species of the subgenera Uca (Gelasimus) (A, B), U. (Paraleptuca) (C – F), and U. (Tubuca) (G, H) from Taiwan. A, B, Uca tetragonon (Herbst, 1790), males from Siyu, Penghu; C, D, U. crassipes (White, 1847), male and female from Dongsha Island, respectively; E, F, U. splendida (Stimpson, 1858), male and female from Cingluo, Penghu; G, H, U. acuta (Stimpson, 1858), males from “ Formosa Is. ”, collected by R. Swinhoe (BM 58.162).