1916 Pomona Journal of Entomology and Zoology, Vol. VIII, No. 2, June 



Caprellidae From Laguna Beach 



M. SHAW 



Caprella tiiberculata n. sp. 

 The person is covered with blunt tubercles, placed in the fol- 

 lowing positions : Two on the second body segment, one near the 

 center, the other in line with it and posterior. Five on the third 

 segment, one small pair anteriorly situated, another larger pair 

 near the center, one single large one posteriorly situated. Four on 

 the fourth segment: a small pair anteriorly situated, a single large 

 one in center, and a single large one posteriorly situated. Six on 

 the fifth segment: one small pair anteriorly situated, three forming 

 a triangle near the center, and one large one posteriorly situated. 



^^ 



Two fairly large ones on the sixth segment. Also the same on the 

 seventh segment. The pera^on has small spines on each side. There 

 are seven tubercles on the ventral side : two on fifth segment, two 

 on the fourth and three on the third. 



There are two sharp spines on the first segment: one posteriorly 

 situated, the other on the left, a third of the way down the segment. 



The first segment is triangular in shape, shorter than the second. 

 The second and third the same length, the second being broader 

 than the third. The fourth slightly longer than the second and 

 third. The fifth, sixth and seventh each growing smaller, respec- 

 tively, and truncate at the tip. The branchia ovate in shape. An- 

 tenncE stout, superior pair 3 mm. in length. First joint stout and 



