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U.S. NATIONAL MUSEUM BULLETIN 2 58 



Figure 37. — Ischyrocerus sp. B, male, 3.4 mm., station 27: a, coxae 3-7, left to right as 

 attached to organism; b, uropod 3; c, outer ramus of uropod 3 with unresolved appear- 

 ance of denticles; d, gnathopod 2; e, head; /, rami of uropod 3 resolved under oil im- 

 mersion magnification; g, gnathopod 1. Female, 3.2 mm.: k, i, gnathopods 1, 2. Ischyrocerus 

 anguipes Kr0yer, specimens from Horseshoe Cove, Bodega Bay, California, August 10, 

 1963, coll. R. Sikora: ;', k, I, outer rami of uropod 3 of 3 individuals. 



