Pinnotheres parvulus Stimpson 1858

Pinnotheres parvulus Stimpson, 1858 Pinnotheres parvulus Stimpson, 1858b: 108 [in mari Sinensi, lat. bor. 23°]; Stimpson 1907: 142. Taxonomy: Sakai (1939). Type: Presumably lost. Type locality: Seas of China at latitude 23°N (near Hong Kong). Distribution: East Asia: South China, Taiwan and Japan (Lin 1949; Schmitt et al. 1973; Ng et al. 2017a). Habitat: Intertidal to subtidal; commensal with or parasite of bivalves, host including Meroë quadrata (Stimpson 1858b 1907), Pecten albicans (Schröter, 1802), Saxidomus purpurata (Sowerby II, 1852) (Sakai 1976). Remarks: Originally recorded from seas of South China (at 23°N), proximal to Hong Kong, and previous authors (e.g., Sakai 1939) had listed this species as part of the fauna of Hong Kong.