Isomyia dubiosa (Villeneuve, 1917)

Thomas-Cabianca, Arianna, Villet, Martin H., Martinez-Sanchez, Anabel & Rojo, Santos, 2023, South African nose flies (Diptera, Calliphoridae, Rhiniinae): taxonomy, diversity, distribution and biology, Biodiversity Data Journal 11, pp. 72764-72764 : 72764

Isomyia dubiosa (Villeneuve, 1917)

= Idiopsis buccata Bezzi, 1911: 73. Type locality: South Africa, Pretoria.

= Thelychaeta dubiosa Villeneuve, 1917: 350. Type locality: Belgian Congo [Democratic Republic of Congo], Urwald Moera; British East Africa [Kenya], Wa-Taita Boura District.

= Thelychaeta claripennis Villeneuve, 1917: 350. Type locality: Nyasaland [Malawi]; Southern Rhodesia [Zimbabwe], Salisbury [Harare].

= Strongyloneura sheppardi Curran, 1938: 3. Type locality: Southern Rhodesia [Zimbabwe], Balla-Balla.

= Apollenia nasica Séguy, 1949: 131. Type locality: Kenya, Nairobi.

= Apollenia promula Séguy, 1949: 133. Type locality: Guinea, Nimba, Keoulenta.

Distribution

Afrotropical: Cameroon, Democratic Republic of Congo, Equatorial Guinea, Ghana, Guinea, Côte d’Ivoire, Kenya, Liberia, Malawi, Namibia, Nigeria, Rwanda, Senegal, Sierra Leone, South Africa (Fig. 49 ), Tanzania, Togo, Uganda and Zimbabwe.

Notes

Preferred environment: broad-leafed deciduous woodland. In Democratic Republic of Congo associated with bush paths and village environments; and in Togo, with remnant forest patches and vegetated stream-beds. Cuthbertson (1939) reported I. dubiosa (as Strongyloneura sheppardi ) at the blossoms of a wild shrub during March and April near Balla Balla (now Mbalabala), Zimbabwe. Recorded elevations: no data. Seasonality: low numbers between October and December. In Zimbabwe, collected during March and April ( Cuthbertson 1939). Behaviour and ecology: unknown. Life cycle and developmental stages: unknown. Collection methods: "MV" and black light traps. In Togo and the Democratic Republic of Congo, with Malaise traps. Illustrations and photographs: female habitus as in Fig. 50 . Male terminalia as in fig. 7 in Zumpt (1958).

Material examined: Suppl. materials 1, 2.

Figures

Figure 49. Isomyia dubiosa occurrence map in South Africa, including eSwatini (eSw) and Lesotho (Le); horizontal axis longitude east and vertical axis latitude south.

Figure 50. Habitus, left lateral view of Isomyia dubiosa female SAMC DIP A 011143 from South Africa; scale bar = 2 mm.