8 . Labiobaetis vinosus (Barnard, 1932)

Labiobaetis vinosus: Barnard 1932 ( Pseudocloeon vinosum); Kopelke 1980 ( Pseudocloeon tenuicrinitum; informal synonym, Kluge 2021); Gillies 1994: figs 16-26 ( Baetis spatulatus; formal synonym, Kluge and Novikova 2016); Lugo-Ortiz and McCafferty 1997: figs 75-86; Kluge and Novikova 2016: figs 113, 122-129, 132, 133 ( L. tenuicrinitus; informal synonym, Kluge 2021)

Differential diagnosis.

Nymph. Following combination of characters: A) scape without distolateral process; B) labial palp segment II with broad, thumb-like protuberance (Fig. 2h); C) maxillary palp segment II with excavation at inner distolateral margin; D) fore femur rather broad, length ca. 3 × maximum width; dorsal margin with 8-18 curved, spine-like setae and basally a partial second row of setae; E) hind protoptera absent or minute; F) six pairs of gills.

Examined material.

Ivory Coast • 4 nymphs; Loc. Réserve Naturelle Banco, Abidjan, station aval; 05°23'17"N, 04°03'13"W; 18.06.2008; leg. J.-L. Gattolliat and E.O. Edia; on slides; GBIFCH00592404; GBIFCH00592430, GBIFCH00592431, GBIFCH00592432; MZL • 1 nymph; Loc. Pont Soumié, River Soumie; 05°24'53"N, 03°16'56"W; 14.06.2008; leg. J.-L. Gattolliat and E.O. Edia; on slide; GBIFCH00592429; MZL • 1 nymph; Riv. Soumié, Loc. Anoblekro; 05°29'44"N, 03°22'15"W; 01.12.2003; leg. E.O. Edia; on slide; GBIFCH00592428; MZL • 42 nymphs; Riv. Eholié, Loc. Akakro; 05°28'36"N, 03°08'25"W; 03.07.2004; leg. E.O. Edia; 41 in alcohol; GBIFCH00515609, GBIFCH00515606; 1 on slide; GBIFCH00592460; MZL .

Distribution.

Ivory Coast (Fig. 4a), Ethiopia (Kaltenbach and Gattolliat 2021), Angola (Barber-James and Ferreira 2019), Uganda (Kluge and Novikova 2016), South Africa (Lugo-Ortiz and McCafferty 1997), Tanzania (Gillies 1994), DR Congo (Kopelke 1980).