FEESHWATEIl ENTOMOSTRACA FROM SOUTH AFRICA. 463 



COPEPODA. 



Genus Cyclops Miiller. 



Cyclops gibs on i Brady. 



Cyclops g-ibsoui Brady, Proc. Zool. Soc. Lond.. 1904. p. 123, 

 PL VI, figs. 1-10. 



Found in small pool near Bushman Paintings, "Rydal 

 Mount/' Witzies Hoek, O.F.S. (E. Warren). Drinking-water 

 pool close to '' Rydal Mount " (E. Warren) . 



Genus Attheyella Brady. 



Attheyella warreni sp. nov. PI. XXXVI, figs. 1-9. 



Female. — Body slender; abdomen (in spirit specimens) 

 strongly flexed upon the thorax (fig. 1), head well I'ounded in 

 front ; last abdominal segment produced dorsally into a short, 

 sharp spine; caudal laminee scarcely longer than broad, dis- 

 tinct one from the other, the interval distinctly cleft and 

 destitute of spines or serratures, bearing two terminal setae, 

 one of them long, the other short ; posterior angles of the 

 abdominal segments bearing one or more spine-like setas 

 (fig. 9). Anterior antenna? (fig. 2) very slender, eight-jointed, 

 sparingly setiferous, posterior bearing a very small one-jointed 

 secondary branch. First and second pairs of maxilla? (figs. 

 3, 4) of the usual form, the hand of the second pair ovate- 

 oblong, simple. First pair of swimming feet (fig. 5) shorter 

 than the following pairs, having both branches three-jointed, 

 the outer branch shorter than the inner ; the outer branches 

 of the second, third (fig. 6) and fourth (fig. 7) pairs three- 

 jointed and much longer than the inner branches, which are 

 obscurely two-jointed, the basal joints very minute ; fifth pair 

 foliaceous (fig. 8), the basal joint wide, bearing four stout 

 terminal seta^ and one much longer seta on its outer angle, 

 apical joint small, subovate, and bearing three terminal setae. 

 Length 0'6 mm. 



This species was taken in fresh water in the neighbourhood 

 of the Victoria Falls. Only about half-a-dozen specimens 

 were seen, all of them females. 



