Camptandrium sexdentatum Stimpson 1858

Camptandrium sexdentatum Stimpson, 1858 Camptandrium sexdentatum Stimpson, 1858b: 107; Stimpson 1907: 138, pl. 17(4); Gee 1926: 165 [list]; Shen 1935: 30, text-fig. 8A; Shen 1940a: 234. Taxonomy: Shen (1932b), Sakai (1939), CGS Tan and Ng (1999), Shih et al. (2015). Type: Neotype ò AS 01912 a in IZCAS (designated by CGS Tan and Ng 1999). Type locality: Hainan, China (neotype). Distribution: Eastern Indian Ocean to South China Sea and East Asia: from East India, Phuket (Thailand), to Indonesia, Peninsular Malaysia, South China, Taiwan and Japan (CGS Tan and Ng 1999; Shih et al. 2015). Habitat: Intertidal and subtidal; on mudflats or dredged from subtidal muddy substrates (CGS Tan and Ng 1999).