日本産スピオ科(多毛綱) : IV. Prionospio (Prionospio) 属の種 今島 実 国立科学博物館 Bulletin of the National Science Museum. Series A, Zoology 03852423 16 3 105 140 1990-09 Ten species of the genus Prionospio (Prionospio) are described from Japanese waters. These include five new species, herein named Prionospio (Prionospio) depauperata, P. (P.) lineata, P. (P.) membranacea, P. (P.) paradisea and P. (P.) variegata. Prionospio (Prionospio) anuncata FAUCHALD, P. (P.) caspersi LAUBIER and P. (P.) dubia DAY are newly recorded from Japan. Prionospio (Prionospio) bocki is redescribed, based on the new material. 1990-09 110004311741 AA00587415 3722060 ENG NDL NII-ELS 3 Spionidae (Annelida, Polychaeta) from Japan : IV. The Genus Prionospio (Prionospio) IMAJIMA Minoru National Science Museum Bulletin of the National Science Museum. Series A, Zoology Ten species of the genus Prionospio (Prionospio) are described from Japanese waters. These include five new species, herein named Prionospio (Prionospio) depauperata, P. (P.) lineata, P. (P.) membranacea, P. (P.) paradisea and P. (P.) variegata. Prionospio (Prionospio) anuncata FAUCHALD, P. (P.) caspersi LAUBIER and P. (P.) dubia DAY are newly recorded from Japan. Prionospio (Prionospio) bocki is redescribed, based on the new material. 今島 実 IMAJIMA Minoru Department of Zoology, National Science Museum, Tokyo