Neoperla crustata, 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 : 71

5 The penis tip resembles a knee from which the curved endophallus originates. Dorsally the tip bears a crust-like cover of spines. Distally the endophallus is curved, the wide tip dorsally with very many, ventrally only with few spines in a narrow band ( Figs. 174–176 )............................................................................ 32 N. crustata n. sp.

Figures

FIGURES 169–176. ♁♁ in the Neoperla pilulifera-complex. N. pilulifera n. sp.: 169, 170, abdominal tip, dorsal and lateral, semi-diagrammatic, tergites and hemitergite 10 labelled; 171, contracted, 172, everted penis; 173, distal half of penis tube and base of endophallus (holotype ♁): all from Bayanga. N. crustata n. sp.: 174, 175, ♁ from Mali, Niger at Bamako; by transparency of the slide mount the basal end of the distodorsal spine group seems to overlap with the far distally displaced basolateral spine group (encircled); 176, holotype from Guinea (NEOP073). 174 and 178 to the same, other figures not to scale. bbs, bare basal stretch; bl, basolateral, dd, distodorsal, dl, distolateral spines.