The integumental perforation pattern of the Undeuchaeta incisa female (Copepoda, Calanoida)

The integumental perforation pattern of the female of the calanoid copepod Undeuchaeta incisa is described and compared with the patterns found earlier in Euchirella messinensis and Pseudochirella obesa, in order to serve future investigations on the phylogenetic structure of the subfamily Euchirellinae.