FIGURES 83–90 in Revision of the African Neoperla Needham, 1905 (Plecoptera: Perlidae: Perlinae) based on morphological and molecular data

FIGURES 83–90. Neoperla didita (Enderlein) and N. juxtadidita n. sp.: N. didita: 83, spermathecal stalk of the female from Mamfe; 84, fragment of an egg from the lectotype; 85, egg of the specimen from Mamfe; 86, anchor pole of same, optical section and surface view combined (diagrammatic, from a photograph). N. juxtadidita: 87, genital situs of holotype female from Belinga; 88, spinules from inside the spermathecal stalk; 89, egg; 90, anchor pole with anchor. Scales are 100µm, 84, 85 to the same, others not to scale. a, anchor; c, collar; r, ridges on egg; sa, spermatheca; SSt, spermathecal stalk; V, vagina.