Helina trinubilifera (Malloch, 1921) (Figs 48–51) Examined type material: Holotype male seen; right wing damaged at middle on fore-margin; pin rusty close to the specimen. One male from Kenya (Chyulu Hills) dissected and illustrated. Diagnosis. Scutum dark brown-grey pollinose; postpedicel about 2.5 times as long as pedicel; palpus black; dorsocentrals 1+3; fore tibia without anterodorsal seta; crossvein dm–cu strongly sigmoid, with a round brown spot on each extremity; margin of upper calypter fuscous. Male terminalia. Sternite 5 with posterior membrane deep, with long setae, longer on lobes (Fig. 48); cercal plate square, with a deep emargination at apex (Fig. 49); surstylus very short (Fig. 50); aedeagal complex with epiphallus a little longer than postgonite; distiphallus membranous (Fig. 51). Notes. The species was originally described from Kenya in Spilaria Schnabl, 1911 and was later placed in Helina, subgenus Euspilaria, by Emden (1951).

Published as part of Couri, Márcia S. & Pont, Adrian C., 2018, The male terminalia of some African species of Helina Robineau-Desvoidy, 1830 (Diptera, Muscidae), pp. 233-247 in Zootaxa 4399 (2) on page 244, DOI: 10.11646/zootaxa.4399.2.7, http://zenodo.org/record/1207158