General Catalogue of South African Crustacea. 489 



CLADOCERA. 



1829. Cladocera, Latreille, Le Regue Animal, vol. iv., p. 151. 



1865. C, Sars, Norges Ferskvandskrebsdyr, pt. 1, tal)le to p. 21. 



1895. C, Eichard, Ann. Sci. Nat., Ser. 7, vol. xviii., p. 279. 



1896. C, Richard, Ann. Sci. Nat., Ser. 8, vol. ii., p. 187. 



1900. C, Lilljeborg, Cladocera Suecias, Nova Acta E. S. Upsal, 

 Ser. 3, vol. xix. 



Division CALYPTOMERA. 

 Tribe ANOMOPODA. 



Family DAPHNIID^. 



1820. DapJinides, Straus, M6m. Mus. d'Hist. Nat., vol. vi., p. 155. 

 1900. DaphnidcB, Lilljeborg, Cladocera Sueciae, pp. 13, 6i. 



Gen. DAPHNIA, 0. F. Miiller. 



1785. Daphnia, 0. F. Miiller, Entomostraca Daniie et Norvegiae, 



pp. 34, 79. 

 1900. D., Lilljeborg, Cladocera Sueciae, p. 68. 



Daphnia thomsoni, Sars. 



1884. Daphnia similis, Thomson, Tr. New Zealand Inst., vol. xvi., 

 p. 240, pi. 13, figs. 6-9. 



1894. D. thomsoni, Sars, Vid. Selsk. Skr., No. 5, p. 5, pi. 1. 



Sars changes the name given by Thomson on the ground 

 of its preoccupation by Claus for a species taken near 

 Jerusalem. 



1895. D. t., Sars, Vid. Selsk. Skr., No. 8, p. 4. 



Raised from "dried mud taken by Mr. Thesen from a 

 swamp at Knysna, which is located some distance east of the 

 Cape of Good Hope." 



1896. D. similis, Claus, var. thomsoni, Richard, Ann. Sci. Nat., 



Ser. 8, vol. ii., p. 217, pi. 25, figs. 13, 14. 

 Dr. Jules Richard, while commenting on the renuukably 

 extensive distribution of D. similis, Claus, prefers to consider 

 Thomson's like-named species as simply a variety of the 

 species earlier established by Claus. 



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