authors: "Latin “antrum” means “cave” in English. The name is derived from the habitat of this new species. ... [details]
authors: "The species is named after the R/V Soyo-maru. The type specimens from off Mikura Island were collected by ... [details]
All specimens were extracted from small molluscan shells in silty sediment in two near-shore caves off Ie Island, ... [details]
Daidokutsu cave, off Ie Island, Okinawa, Japan, at a depth of 26 m, 26.7167, 127.8333 (26°43′N, 127°50′E) [details]
off Mikura Island, south of Tokyo, Japan, 33.9333, 139.7 (33°56'N, 139°42'E), 1114–1171 m [details]