Afronaso Jacobi, 1910

Genus Afronaso Jacobi, 1910 View in CoL View at ENA

Afronaso Jacobi, 1910: 108 View in CoL .

Type species: Afronaso rhinarius Jacobi, 1910 , by original designation and monotypy.

Savanopulex Dlabola, 1987: 83 View in CoL , syn. nov. Type species: Savanopulex endroedyi Dlabola, 1987 , by original designation and monotypy.

Diagnosis. Penis asymmetrical, with large bifurcate process dorsally and without basal projection. Dorso-lateral lobes of phallobase covered with dense macrosetae. Ventral aedeagal hooks curved or spirally curved.

Males and females of the same species as well as ones of different species are very different externally.

Composition and distribution. Four species known from the Democratic Republic of the Congo, the Republic of the Congo, Ruanda, the Republic of Burundi, Zambia, Uganda, Tanzania, and Kenya — Afronaso cuneiceps ( Fennah, 1957) , A. pumilio Gnezdilov , sp. nov., A. rhinarius Jacobi, 1910 , and A. spinosa Chmurova et Webb, 2016 ( Jacobi 1910; Fennah 1955; Synave 1957; Linnavuori 1973; Gnezdilov & Bourgoin 2009; Chmurova & Webb 2016).

Key to species

1. Femora and tibiae slightly flattened or foliate ( Fig. 26 View FIGURE 24–29 ). First metatarsomere with two latero-apical and one intermediate spines.............................................................................................. 2

- Femora and tibiae not flattened neither foliate ( Gnezdilov & Bourgoin 2009, fig. 51). First metatarsomere with only two latero-apical spines. Distribution: the Democratic Republic of the Congo, the Republic of the Congo, Kenya, Ruanda, the Republic of Burundi, Tanzania, Uganda.......................................................... A. rhinarius Jacobi, 1910

2. Generally black, with long metopial proboscis ( Chmurova & Webb 2016, fig. 1A–C). Distribution: Zambia...................................................................................... A. spinosa Chmurova et Webb, 2016

- Generally yellowish brown to black, with yellow or light brown legs, with short proboscis or without proboscis ( Figs 1–14 View FIGURE 1–4 View FIGURE 5–8 View FIGURE 9–11 View FIGURE 12–14 )... ................................................................................................... 3

3. Female sternite VII concave medially ( Fig. 25 View FIGURE 24–29 ). Females— 3.5 mm. Distribution: the Democratic Republic of the Congo, the Republic of the Congo........................................................... A. cuneiceps ( Fennah, 1957)

- Female sternite VII strongly convex medially ( Fig. 27 View FIGURE 24–29 ). Females— 2.5 mm. Distribution: Uganda................................................................................................... A. pumilio Gnezdilov , sp. nov.