Genus PONTOCYTHERE Dubowsky, 1939

176. P. japonica (Hanai, 1959a) ­ Aladin, 1987: 820; Schornikov & Sokolenko, 1999a: 181; 1999b: 216; Schornikov & Chavtur, 2001: 92; 2002: 95; Schornikov & Zenina, 2004b: 216.

177. P. m i n u t a Ikeya & Hanai, 1982 ­ Schornikov & Sokolenko, 1999a: 182; 1999b: 216; Schornikov & Chavtur, 2001: 92; 2002: 95; Schornikov & Zenina, 2004b: 216.

178. P. cf. sekiguchii Ikeya & Hanai, 1982 ­ Gvozdeva et al., 1997: 27 (P.? sp. 1.); Schornikov & Chavtur, 2001: 93; 2002: 96; Schornikov & Zenina, 2004b: 216.

179. * P. subjaponica (Hanai, 1959a) ­ Aladin, 1987: 820; Schornikov, 1996: 40 (“ Cushmanidea ” s.); Gvozdeva et al., 1997: 27 (“ Cushmanidea ” s.); Schornikov & Sokolenko, 1999a: 182; 1999b: 216; Schornikov, 2000: 184; Schornikov & Chavtur, 2001: 92; 2002: 95; Zenina, 2003: 44; Schornikov & Zenina, 2004b: 216. Remarks. Soft part structures were described by Okubo (1977b): 134–140, figs. 2,3.

180. P. sp. 1 Yajima, 1982 ­ Gvozdeva et al., 1997: 27 (P.? sp. 2.); Schornikov & Chavtur, 2001: 93; 2002: 96; Schornikov & Zenina, 2004b: 216.