Dasythereva, Irwin & Winterton, 2020

Irwin, Michael E. & Winterton, Shaun L., 2020, A new genus of therevine stiletto flies from South America (Diptera: Therevidae), Zootaxa 4838 (1), pp. 52-70 : 55

Key to species of Dasythereva gen. n.

1. Abdomen overlain with uniform dense silver-white setal pile, lacking black stripes ( Figs 7–10 )........ D. patagonia sp. n.

- Abdomen overlain with dense white setal pile with black stripes medially and laterally ( Figs 1–4 ).......... D. penai sp. n.

Figures

FIGURE 1. Dasythereva penai sp. n., adult male, lateral view. Body length: 9.5 mm.

FIGURE 2. Dasythereva penai sp. n., adult male, oblique view. Body length: 9.5 mm.

FIGURE 3. Dasythereva penai sp. n., adult female, lateral view. Body length: 9.2 mm.

FIGURE 4. Dasythereva penai sp. n., adult female, oblique view. Body length: 9.2 mm.

FIGURE 7. Dasythereva patagonia sp. n., adult male, lateral view. Body length: 9.0 mm.

FIGURE 8. Dasythereva patagonia sp. n., adult male, oblique view. Body length: 9.0 mm.

FIGURE 9. Dasythereva patagonia sp. n., adult female, lateral view. Body length: 9.1 mm.

FIGURE 10. Dasythereva patagonia sp. n., adult female, oblique view. Body length: 9.1 mm.