Sepedonella nana Verbeke, 1950

(Figs 28, plate 8d)

References to figures: Verbeke, 1950 (aedeagus, surstylus); Vala & Gbedjissi 2011 (many figures of the egg, larVae, and puparium).

Holotype: ♂, DEMOCRATIC REPUBLIC OF CONGO: Rwindi, 1000m., 26.xi.1934 . Seen by Knutson in 1978 at IRSNB in Cabinet No . 41, “Parc National Albert”, Box No. 8 .

SENEGAL: Gambier R., 1♂, [no date] Wolbacher (MCZ); NIGERIA: Lagos, Ikoyi, 1♂, 14.i.1974 ; same locality, at light, 1♂, 25.vi.1975, M. A. Cornes (NHMUK); N.E. Bornu, Ngala & Gamboru, irrigation scheme, wheat plot, 1♀, 28–29.ii.1972, Deeming (USNM) ; Zaria, Samaru, 1♂, iii.1969, m. v. trap; 1♂, 1.vii.1969; 2♂, 2.iv.1975; 1♂, 14.ii.1976, Deeming (NHMUK); same locality, 1♀, 3.ii.1978; 1♂, 15.ii.1979; 1♂1♀, v.1979; 1♂, vii.1979, Deeming (NMWC); Bauchi, pond with Oryza barthii, 2♂ 3♀, 1–12.iv.1990, Deeming (NMWC) . CHAD: Mani, Chari Baquirni, 3♂, 9.ii.1966; Boum Kabir, moyen Cheri, 1♂, 10.iv.1966, Hitchcock (USNM) .

Other new records: KENYA: Kivu, contr. S. Kahuzi, km. 27, 2200m, 1♂, 28.iii.1953, P. Basilewsky (MRAC); R . CONGO: RNA, Kanyatsi (lieu-dit), Lac Edourd, 912m, 1♂, (no date). P. Vanschuytbroeck (IRSNB); SOUTH

AFRICA: Basutoland, Hensley’s Dam, 8mi. SW Leribe, 2♀, 30.iii.1951, Brinck’s Rude beck (IRSNB).

Published records. REPUBLIC OF CONGO (Knutson 1968); DEMOCRATIC REPUBLIC OF CONGO

(Verbeke 1950, 1963); ETHIOPIA (Knutson 1968); BÉNIN (Vala et al. 1994; Vala & Gbedjissi 2011). Biology. Larvae feed obligatorily on fresh-water oligochaete worms (Vala et al. 2000; Vala & Gbedjissi 2011).