Charybdis acuta (A. Milne-Edwards, 1869)

Charybdis acuta (A. Milne-Edwards, 1869) View in CoL

Charybdis (Goniosoma) acuta View in CoL — Shen 1934: 39, text-figs. 2–5; Shen

1940a: 221.

Taxonomy: Shen (1934), Leene (1938), Yang et al.

(2012). Type: Syntype probably in MNHN. Type locality: Japan, locality unspecified. Distribution: East Asia: South China, Taiwan,

Korea and Japan ( Yang et al. 2012). Habitat: Subtidal; among seagrass; depths 10 to

20 m ( Yang et al. 2012).

Charybdis affinis Dana, 1852 #

Charybdis (Goniosoma) barneyi Gordon, 1930: 522 View in CoL ; Gordon 1931:

527, 536, text-fig. 13 (a, b, b’); Shen 1934: 42, text-figs. 6–8;

Shen 1940a: 221. Charybdis (Charybdis) affinis — Leene 1938: 35, figs. 8, 9.? Charybdis (Goniosoma) gordoni — Shen 1940a: 221. Charybdis affinis — Davie 1992b: tab. 1; SY Lee and Leung 1999:

tab. 2; Wong et al. 2021: 44, fig. 78, pl. 15B, C.

Taxonomy: Shen (1937b), Leene (1938), Wee and Ng (1995), Yang et al. (2012).

Type: Probably lost.

Type locality: Singapore.

Distribution: Eastern Indian Ocean to South China Sea: Bay of Bengal, Mergui Archipelago, Malaysia and Singapore, Sumatra, to South China and Taiwan ( Yang et al. 2012).

Habitat: Intertidal and subtidal; substrates of sand or muddy sand, from shallow depths ( Yang et al. 2012).

Charybdis anisodon (De Haan, 1850) #

Charybdis anisodon View in CoL — Stimpson 1858a: 39; Stimpson 1907: 80, pl. 12(1); Gee 1926: 161 [list; “near Hong Kong ”]; Davie 1992b: tab. 1; Blackmore and Rainbow 2000: app. 1; Wong et al. 2021: 45, fig. 79, pl. 25D.

Charybdis (Goniosoma) anisodon View in CoL — Gordon 1931: 527; Shen 1932a: 43, text-figs. 9, 10, pl. 9b; Shen 1940a: 221.

Taxonomy: Leene (1938), Crosnier (1962), Holthuis (1993), Wee and Ng (1995), Yang et al. (2012).

Type: Lectotype ò RMNH D 44189, and paralectotypes in RMNH (designated by Holthuis 1993; see also Fransen et al. 1997).

Type locality: Moluccas, Indonesia.

Distribution: Western Indian Ocean to West Pacific: from Madagascar, Red Sea, to South China Sea and Japan, and northern Australia and New Caledonia ( Wee and Ng 1995).

Habitat: Subtidal; substrates of sandy mud or rock reefs; depths 5 to 30 m ( Yang et al. 2012).