514 Wisconsin Academy of Sciences, Arts, and Letters, 



EXPLANATION OF PLATE XXVIIL 



Fig. 1. IJiaptomus Trybomi : abdomen of female. After DeGuerne and 



Richard. 

 Fig. 2. Diaptomus Ti'ybomi. • Mth feet of male. After DeGuerne and 



Richard* 

 Fig. 3. Diaptomus Tryhoxni: 23d and 2ith segments of right antenna of 



male . After DeGuerne and Richard. 

 Pig. 4. DlaptnniiK rz-j/^c/ii; fifth fot of female. After DeGuerne and 



Richard. 



