128 Annals of the South African Museum. 
anterior margin slightly sinuous, distally with 10 spines, posterior 
margin convex, with indents. 
First uropod, rami and peduncle subequal, inner ramus slightly the 
shorter, 2-3 spines on upper margin of peduncle near apex. 
Second uropod, rami 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: g 14mm. 
Colour : In spirit, pale yellowish or dull pinkish. 
Locality: Port Shepstone WNW., distant 2} miles (Natal). 24. 
fathoms. 1 ¢; Glendower Beacon N. + W., distant 16 miles (near 
Port Alfred). 66 fathoms. 1? @. ss. “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. 
Famity STEGOCEPHALIDAE. 
1852. Stegocephalinae Dana, Amer. J. Sci. ser. 2, vol. 14, p. 310, 
1882. Stegocephalidae G. O. Sars, Forh. Selsk. Christian. no. 18, p. 23. 
1886. Lysianassina (part) Gerstaecker in Bronn’s Tierreich vol. 5, 
pt. 2, p. 499. 
1888. Stegocephalidae Stebbing, Challeng. Rep. vol. 29, p. 727. 
1891. 3 G. O. Sars, Crust. Norw. vol. 1, p. 196. 
1893. Gammaridi (part) Della Valle, F. Fl. Neapel. vol. 20, p. 620. 
1906. Stegocephalidae Stebbing, Das Tierreich 21, p. 88. 
1906. os Chevreux, Exp. Antarct. Franc. Amphip. p. 22. 
Gen. STEGOCEPHALOIDES G. O. Sars. 
1891. Stegocephaloides G. O. Sars, Le. p- 201. 
1893. ‘ (part) Della Valle, .c. p. 629. 
1906. oe Stebbing, Le. 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 “8. valdiviae n. sp.” No specific diagnosis however was 
given, nor has any been published since; the name “ valdiviae”’ there- 
