Description of Arietellus mohri male (Crustacea, Calanoida, Arietellidae)

摘要

A female of Arietellus mohri (Bjornberg) from the south-eastern Pacific is described. The species is similar to A, indicus, but differs from it in larger body size, more asymmetrical hooks of the last thoracic segment and in some details of structure in the fifth pair of legs. Some differences in females of these species are considered.