Neoperla bella, Zwick & Zwick, 2023

Zwick, Peter & Zwick, Andreas, 2023, Revision of the African Neoperla Needham, 1905 (Plecoptera: Perlidae: Perlinae) based on morphological and molecular data, Zootaxa 5316 (1), pp. 1-194 : 88

15' Sclerite on T7 with rounded corners, HT10-process short, spatulate ( Figs. 250–254 ). Wings fumose....... 46 N. bella n. sp.

Figures

FIGURES 250–257. Neoperla bella n. sp., 250, ♁ abdominal tip, dorsal view; 251, abdominal tip of ♁ holotype with naturally fully everted penis; 252, contracted penis; 253, penis tip and everted endophallus, 254, distal end of endophallus; 255, ♀ situs, vagina flipped back to expose pattern on S8; 256, slide mounted egg; 257, detail of chorion structure, arrow indicates a micropyle.All from Kalengo stream, D.R.Congo. Not all figures to scale, scales are 100µm, except as indicated in 257. Tergites, HT10, cercus and S8 are labeled. ea, external asperities on penis tube; es, endophallic spines; SSt, spermathecal stalk; V, vagina; vd, vas deferens, visible through the delicate integument.