ISOPODS OF NORTH AMERICA. 



565 



BOPYRINA UROCARIDIS Richardson. 

 7>o/)v/r/»a (u-ocavif//.s RiciiAKDsox, Proc. V. S. IS'at. Mii;^., XXVII, 1904, p. 78. 

 ZocaUtie-s. — Puntarasa, Florida and west Florida, on Urocar/'.s longl- 

 caudata Stimpson. 



Body of f(Miiale twico as lono' as wide. 



Head with frontal margin produced in a hi-oadl}' rounded process. 

 Eyes present about the middle of the head as small black spots. 



Fig. 624.— Bopyrina urocaridis. a, Dorsal view of female. 6, Ventral view of same, x 23. 



The segments of the thorax are distinct. The epimera are marked 

 off by faint lines or impressions. The abdomen is composed of six 

 segments, which are distinct at the sides Imt fused in the middle. 

 The posterior margin of the terminal segment 

 is broad, with a slight median excavation. 



The pleopoda consist of four pairs of single- 

 branched plates or lamelhe, each pair directed 

 toward the median line. There 

 are no uropoda. 



The incul)atorv pouch is a 

 large area on the ventral side 

 of the bodj', which is not closed 

 over by the incubatory lamella'. 

 These lamella consist of five 

 pairs of plates, the first pair of 

 which have the second segment produced distally in a linguiform process. 

 Color uniformly light yellow with small black dots on the incubatory 

 lamelUe. 



Male unknown. 



Four .'pecimens were found — three at Puntarasa, Florida, collected 

 ]>y llenr}' Hemphill, and one from west Florida, collected by Mr. J. B. 

 Henderson and Mr. C\ T. Simpson, all parasitic on Urocaris longicau- 

 data Stimpson. 



Type.—C,2X. No. 29088, U.S.N.M. 



Fig. 625. — Bopyrina 



UROCARIDIS. Ma.x- 

 ILLIPED. X 39. 



Fig. 626.— Bopyrina uroca- 

 RiDis. First lamella of 



MARSl'PIU.M, RIGHT SIDE. 



X 52. 



