U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 94 PLATE 27 



Species of Argulus 



108-115, Argulus latus Smith: 108, Ventral view of female (drawn by J. H. Emerton); 109, 

 dorsal view of male; 110, abdomen with caudal rami; 111, first and second 

 antennae; 112, ribs of sucking cups; 113, respiratory areas; 114, maxilliped; 

 115, second, third, and fourth legs, with almost no modifications. 



116-122, Argulus rotundus, new species: 116, Dorsal view of female; 117, abdomen; 118, 

 first and second antennae; 119, ribs of sucking cups; 120, respiratory areas; 

 121, maxilliped; 122, fourth leg. 

 123, Argulus funduli Kr0yer: Dorsal view of male, for comparison with fig. 109. 



