U.S. NATIONAL MUSEUM 



PRCCEEDINGS. VOL. 82. ART. 18 PL. 1 



Species of Limnocalanus 



1,8,9. Limnocalanus johanseni: 1, Profile of cephalothorax of female; 8. 9, terminal segments of right 



antenna of male. 

 2, 3, 5. Limnocalanus macmrus: 2, 3, Profiles of cephalothora.x of male; 5, exopod of second antenna. 

 4, 6, 7. Limnocalanus grimaldii: 4, Exopod of left fifth foot of male; 6, right fifth foot of male; 7, fifth 



foot of female. 



