456 Annals of the South African Museum. 



Paramoera austrixa (Bate). 



1862. Atylus austrinus, Bate, Catal. Amphip. Brit. Mus., p. 137, 



pi. 26, Hg. 4. 

 1888. Atyloides assimilis, Stebbing, Challenger Amphipoda, Eeports, 

 vol. xxix., p. 918, pi. 77. 

 Cape Agulhas, from screw of 11. M.S. Challenger. 

 1906. Paramoera austrina, Stebbing, Das Tierreich, vol. xxi., p. 363. 

 1909. P. a., Chilton, Crust. Subantarctic Is. N. Zealand, p. 625. 



Dr. Chilton's discussion of this species should be consulted 

 for fresh light on this species and its synonymy. 



Family GAMMAEID^. 



1814. Gammaridce (part), Leach, Edinb. Encycl., vol. vii., p. 432. 

 1906. G., Stebbing, Das Tierreich, vol. xxi., pp. 364, 729. 

 1910. G., Stebbing, Thetis Exp. N.S. Wales, Mem. iv., pt. 5, pp. 596, 

 641. 



Gen. GAMMAEUS, Fabricius. 



1775. Gammarus (part), Fabricius, Systema Entomologiae, p. 418. 

 1906. G., Stebbing, Das Tierreich, vol. xxi., pp. 460, 733. 



Gammarus pulex (Linn.). 

 1758. Cancer index (part), Linn., Systema Naturae, ed. 10, p. 633. 

 1843. Gammarus ])., Krauss, Siidafrik. Crust., p. 60. 



" Found in great numbers in the brackish water of the 

 mouths of many small rivers in Zoetendals Valley, in the 

 Zwellendam district, and probably in all other rivers of 

 the colony." The mention of brackish water throws doubt 

 on the identification. 



Gen. CEEADOCUS, Costa. 



1853. Ceradocus, Costa, Eend. Soc. Borbon., n. ser., vol. ii., p. 170. 

 1908. C, Stebbing, S.A. Crustacea, pt. 4, p. 81. 



* Ceradocus rubromaculatus (Stimpson). 

 1855. Gammarus rubromaculatus, Stimpson, Pr. Ac. Sci. Philad., 



vol. vii., p. 394. 

 1888. Maera rubromaculata, Stebbing, Challenger Amphipoda, 

 Eeports, vol. xxix., p. 1008, pis. 95, 96. 

 Off Cape Agulhas, 274 m. 



