324 Miss H. Kichardson on the Isopods oj the 



The terminal segment is produced backward at the sides 

 into two sliarply pointed angulations, with a broad triangulate 

 central lobe between, to which the uropoda are attached. 



Fi?. 29. 



lanthe triangulata. X 13|. 



The uropoda are longer than the terminal segment, the outer 

 branch somewhat shorter than the inner one, and both fringed 

 \A ith hairs. 



First pair of legs prehensile, remaining pairs simple. 



Two specimens were collected by Mr. Heath at Monterey 

 Bay, California. 



Ti,2)e. No. 22582, U.S. N. M. 



