128 Annals of the South African 



anterior margin slightly sinuous, distally with 10 spines, posterior 

 margin convex, with indents. 



First uropod, ranii and peduncle subequal, inner ram us slightly the 

 shorter, 2-3 spines on upper margin of peduncle near apex. 



Second uropod, ranii and peduncle subequal, the latter with 6 spines 

 on upper margin. 



Third uropod, extending beyond 2nd, peduncle with short, stout 

 spine near apex, rami longer than peduncle, subequal, lanceolate, 

 inner margin of both with plumose setae, outer ramus with long 

 tapering 2nd joint indistinctly defined from 1st. 



Length : <$ 14 mm. 



Colour : In spirit, pale yellowish or dull pinkish. 



Locality: Port Shepstone WNW., distant 2| miles (Natal). 24 

 fathoms. 1 Glendower Beacon N. ^ TV., distant 16 miles (near 

 Port Alfred). 66 fathoms. 1 ? ?. s"s. " Pieter Faure." 15/3/01 

 and 10/9/01. (S.A.M. Nos. A131 and A134.) 



Allied to U. gigas Dana, but without the carinate and apically 

 produced 4th pleon segment of that species. 



FAMILY STEGOCEPHALIDAE. 



1852. Stegoceplialinae Dana, Amer. J. Sci. ser. 2, vol. 14, p. 310. 

 1882. Stegoceplialidae G. O. Sars, Forh. Selsk. Christian, no. 18, p. 23. 

 1886. Lysianassina (part) Gerstaecker in Broun's Tierreich vol. 5, 



pt, 2, p. 499. 



1888. Stegocephalidae Stebbing, Challeng. Rep. vol. 29, p. 727. 

 1891. G. O. Sars, Crust, Norw. vol. 1, p. 196. 



1893. Gammaridi (pait) Delia Valle, F. Fl. Neapel. vol. 20, p. 620. 

 1906. Stegoceplialidae Stebbing, Das Tierreich 21, p. 88. 

 1906. ,, Chevreux, Exp. Antarct. Franc. Amphip. p. 22. 



GEN. STEGOCEPHALOIDES G. O. Sars. 



1891. Stegocephatoides G. 0. Sars, I.e. p. 201. 

 1893. (part) Delia Valle, I.e. p. 629. 



1906. Stebbing, I.e. p. 91. 



1909. Strauss, Wiss. Ergebn. D. Tiefsee-Exp. vol. 20, 



pt. 1, p. 72, text-figs. 44-46. 



In the last-mentioned work Strauss has discussed the anatomy of 

 the eye of " S. valdiviae n. sp." No specific diagnosis however was 

 given, nor has any been published since ; the name " valdiviae" there- 



