PLATE 41 



Fig. 228. Cumbava obstinata sp. n. 



Fig. 229. Cumbaya unigena sp. n. 



Fig. 230. Kalenga maculanota sp. n. 



Fig. 231. Kalenga culanota sp. n. 



Fig. 232. Kalenga ansorgei (Warren). 



Fig. 233. Kalenga ansorgei (Warren) (Basal process of valve). (Photo P. Whalley.) 



