NO. 1586. NEW ISOPODS FROM THE PACIFIC OCEAN— RICHARDSON. 698 



having the first abdominal segment indicated by incisions in the Lit- 

 eral margins. It also has the anterior part of the body more strongly 

 convex and not so depressed as in 11. giai-d!. 



One male accompanies the specimen from Santa Barbara Channel. 



Description of male. — The male is about three times longer than 

 Avide, being 2 mm. in "width and mjii. in length. The head is verv 



Fig. 4.— HoLOPHRYxrs califormensis. Adult Female and Host. 



large, rounded in front and completely fused "with the first thoracic 

 segment- There are no eyes. The first pair of antenna? are small and 

 composed of only a few articles. The second pair of antenna? are 

 rather long, extending to the posterior margin of the head, and are 

 composed of about seven articles. The antennae are inconspicuous 

 from a dorsal view. 



