58 



U.S. NATIONAL MUSEUM BULLETIN 236 



Figure 16. — Bomolochus leptoscari Yamaguti, Harry Sta. 41, ad. ?: a, leg 1; b, leg 2; 

 c, leg 3; d, leg 4; e, oral parts, left side, showing the mandible, paragnaths, maxillule and 

 maxilla;/, maxillule and maxilla; g, maxillipede. (X 305.) 



mented. As appears from the setal formula, the number of spines 

 and setae is reduced. External mai'gins of exopodal segments with 

 scale-shaped teeth, giving segments curious, roughened appearance. 

 3rd (apical) external marginal spine of 3rd exopodal segments conical, 



