ON THE FIRST ZOEA OF THE CRAB, CANCER AMPHIOETUS RATHBUN FROM HOKKAIDO, JAPAN

Abstract

The present paper deals with the characters of the first zoea of Cancer amphioetus RATHBUN (Brachyura, Cancridae) from the Pacific coast of south-western Hokkaido, North Japan. The characters of the first zoeae of four species of the genus Cancer and those of the majid crab Pugettia quadridens are compared.