Av. Chernyshev, NEW DATA ON INTERSTITIAL NEMERTEANS OF TH E FAMILY OTOTYPHLONEMERTIDAE (ENOPLA, MONOSTILIFERA) FROM THE SEA OF JAPAN, Zoologiceskij zurnal, 77(3), 1998, pp. 266-269
Additional data on morphology and ecology of Orotyphlonemertes martyno
vi and a description of O. nikolaii sp. n. are presented. In the new s
pecies cerebral organs, tactile cirri, adhesive plate and intestinal p
ouches are absent, statolith contains 20 granules, middle chamber of p
roboscis is very long, stylets are longitudinally sculptured. All spec
ies with polygranular statoliths are transferred to the subgenus Noren
burgia, Otohelicophora Envall, 1996 is nomen nudum.