Asthenopholis Brenske, 1898

Harrison, James G., 2009, A taxonomic revision of the African leaf chafer genus Asthenopholis Brenske, 1898 (Coleoptera: Scarabaeidae: Melolonthinae): a SEM study, Zootaxa 2225, pp. 1-48 : 6-7

Key to the species of Asthenopholis Brenske, 1898

1. Scutellum setose; pronotum with fringe of long, fine setae along anterior edge; metatibia in males hardly dilated api- cally; body size small to medium (14–21 mm); Figs. 5–8............................................................................................ 5

- Scutellum with no, or only a few, setae; anterior pronotal edge without fringe of long, fine setae; metatibia in males strongly dilated apically; body size medium to large (18–27 mm); Figs. 1–4 ............................................................. 2

2. Distributed in southern Africa, e.g. South Africa or Mozambique (Figs. 21–22) ........................................................ 3

- Distributed in East Africa, e.g. Kenya, Tanzania, and Uganda (Fig. 23) ..................................................................... 4

3. Distributed along the coast of northern KwaZulu– Natal, South Africa, possibly also into Mozambique; body setae light tan, male parameres illustrated in Figs. 153–155 .......................................................................... A. rex sp. nov.

- Distributed along the coast of central to southern KwaZulu– Natal, South Africa; body setae white, male parameres illustrated in Figs. 150–152 ....................................................................................................... A. adspersa (Boheman)

4. Only recorded from Kenya and Tanzania; pronotum closely covered with oval scales; antennae yellowish brown in fresh specimens; male genitalia illustrated in Figs. 156–158 ............................................................... A. crassa Arrow

- Medium sized (18–20 mm) east African species with white setae; known from Uganda and Tanzania; male genitalia illustrated in Figs. 159–161.......................................................................................................... A. ugandensis Moser

5. South African species endemic to the Eastern and Western Cape; cuticle brown, scales on the elytra long and hairlike; male genitalia illustrated in Figs. 171–173 ................................................................ A. subfasciata (Blanchard)

- South African species; cuticle black, black and russet, or brown; scales on the elytra short and flattened; body size 14–19 mm ................................................................................................................................................................... 6

6. Black, russet or tan coloured; small to medium sized (14–19 mm) species occurring in South Africa, Swaziland, and Lesotho; scales on the upper surface short and broad; male genitalia illustrated in Figs. 162–164 and 168–170 ........ ........................................................................................................................................................... A. minor Brenske

- Black and russet coloured species occurring in South Africa, KwaZulu– Natal (only known from Boston and Impendle Nature Reserve); scales on the upper surface short and narrow; male genitalia with prominent basal spines as illustrated in Figs. 165–167 .............................................................................................................. A. crypsis sp. nov.