272 Annals of the South African Museum. 
North Australia (Stebbing) ; Port Jackson (Chilton) ; Ceylon 
(Walker) ; New South Wales, 41-52 fathoms (Stebbing). 
Gen. COROPHIUM Latr. 
1806. Corophium Latreille, Gen. Crust. Ins. vol. 1, p. 58. 
1813-14. Corophrium Leach, Edinb. Encyel. vol. 7, p. 432. 
1830. Corophia M. Edwards, Ann. Sci. Nat. vol. 20, p. 384. 
1851. Audouinia (nom. nud.) Costa in Hope. Cat. Crost. Ital. p. 24. 
1888. Corophium Stebbing, Challeng. Rep. vol. 29, p. 1670. 
1893. 3 Della Valle, F. u. Fl. Neapel. vol. 20, p. 362. 
1894. - G. O. Sars, Crust. Norw. vol. 1, p. 612. 
1904, a Stebbing, Spolia Zeyl. vol. 2, pt. 5, p. 25. 
1906. “ id. Das Tierreich, 21, pp. 685, 740. 
1908. fi Bradley, Univ. Cal. Publ. Zool. vol. 4, no. 4, 
p. 229. (Key to the species.) 
1908. 35 Chevreux, Bull. Soc. Zool. Fr. vol. 38, p. 70. 
IRS ke as Vanhoeffen, SB. .Gesell. Naturf. Berl. JY911, 
p- 400. 
1912. +3 Wundsch. Zool. Anz. vol. 39, p. 732. 
This genus has a wide distribution, but hitherto has not been 
recorded from South Africa. 
COROPHIUM ACHERUSICUM Costa. 
1851. Audouinia acherusica Costa in Hope. Cat. Crost. Ital. (nom. 
nud.). 
1857. Corophium acherusicum 1d. Mem. Acc. Ital. vol. 1, p. 282. 
1866. x % Heller, Denkschr. K.Ak. Wiss. Wien. 
vol. 26, p. 51, pl. 4, fig. 14. 
1893. Ss a Della Valle, F. u. Fl. Neapel. vol. 20, 
p. 364, pl. 1) fie: MW, pl Syficsal 7, 
18, 20-41. 
1900. . Chevreux, Rés. Sci. Monaco, vol. 16, 
p- 109. 
1906. es 2 Stebbing, Das Tierreich, 21, pp. 692, 
740. 
Anterior margin of head produced into a small triangular rostrum, 
scarcely extending beyond the level of the antero-lateral angles, 
which are subacute. Side-plate 1 apically acute, with 3 setae. Pleon 
segments 4-6 fused. 
