Calanus orientalis Marukawa 1908

Marukawa 1908. Hompo san fuyu-seibutsu no ichibu. [Plankton-organisms of Japan. Gopepoda collected off the coasts of Provinces Boshu, Izu and Suruga.] Tokyo Suisan Koshyujo Shiken Hokoku [Report of the Fisheries Institute], 4 1908: 1-23