U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 94 PLATE26 



100 



Species of Argulus 



95-104, Argulus megalops spinosus, new variety: 95, Dorsal view of female; 96, first an- 

 tenna; 97, second antenna; 98, ribs of sucking cups; 99, respiratory areas; 100, 

 maxilliped; 101, basipod of fourth leg; 102, dorsal view of male; 103, third leg 

 of male; 104, fourth leg. 

 105-107, Argulus varians Bere: 105. Dorsal view of female; 106, abdomen; 107, first and 

 second antennae. 



