444 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



'"Uropoda considerably more than half as long- as the abdominal 

 shield; exopod slightly longer than the sympod and much shorter 

 than the endopod. 



"Second joint of the endopod of second male pleopoda with the 

 distal half consideral^ly broader than near the base, the end very 

 obliquely rounded, the lower surface at the end set with numerous 

 very short hairs. 



^''Length. — Both sexes similar in this respect, measuring about 8.3 

 mm.'' — Hansen.'^' 



STENETRIUM STEBBINGI Richardson. 



fStenetnum slehbingi Richardson, Trans. Cbnn. Acad. Sciences, XI, 1D02, pp. 

 295-29(5, pi. XXXIX, figs. 46-i9. 



LocalitleK.. — ^Found at low water in corallines at Bailey Bay, Ber- 

 mudas, and at Harrington Sound, Bermudas. 



Depth.— I to 12 feet. 



Body long, narrow, depressed. Color light yellow, with markings 

 of black. 



Head narrowed posteriorly, widening anteriorly; the antero-lateral 



_ b 



Fig. 499.— Stenetricm stebbingi. n. Head .^nd first thoracic segments, h, First i,eg of male. 

 c, First leg of female. iI. Terminal segment of body and uropoda. 



angles produced into narrow acute processes, curving- slightly inward; 

 the anterior margin is produced in a rostrum,'' which is truncated, on 

 either side of which is a triangular process. Eyes obliquely situated 

 on the anterior portion of the head. 



The first pair of antenna3 are placed between the two triangular pro- 

 cesses and the rostrum; the first peduncular joint is large, broad, the 



« Proc. Zool. Soc. London, 1905, II, Pt. 2, pp. 324-325. 

 l> Hansen calls this the frontal plate. 



