HOLOTHURIANS OF THE GENUS SYNALLACTES LUDWIG 1894 (ASPIDOCHIROTIDA, SYNALLACTIDAE) FROM THE SHELF OF KAMCHATKA AND KURILE ISLANDS

摘要

The data on the distribution and ecology of Synallactes chuni Augustin 1908 and Synallactes nozawai Mitsukuri 1912 and a short description of their morphology are presented. Ossicles are illustrated. S. chuni was found on Koryak shelf and near the southern Kurile Islands for the first time. The species S. nozawai is first recorded from the Kurile Islands, Koryak shelf and to the north of Gulf of Anadyr.