Xanthempis

Daugeron, Christophe, 2009, Two new species of Xanthempis Bezzi (Diptera, Empididae, Empidinae) endemic to the Pyrenees, Zootaxa 2087, pp. 59-64 : 60

Key to known Pyrenean species of Xanthempis

1 Scutum entirely yellow ................................................................................................................................................. 2

- Scutum with blackish scutal pattern ............................................................................................................................. 3

2 Scape and pedicel brownish, occiput with a blackish-brown spot, hypandrium with pair of short apical spines, phal- lus pointed at tip ( Daugeron, 2000: fig. 6) ........................................................................ E. (X.) montivaga Daugeron

- Scape and pedicel yellowish, occiput with pair of subrectangular blackish spots ( Fig. 3 A), hypandrium with 2 pairs of short apical spines, phallus truncate at tip ( Fig. 1) ............................................................... E. (X.) fagina, sp. nov.

3 Scutum with at least one more or less broad central black stripe between dorsocentrals, epandrial lamella subtriangu- lar .................................................................................................................................................................................. 4

- Scutum entirely blackish, epandrium subrectangular (Chvála, 1994: fig. 301) .................... E. (X.) testacea Fabricius

4 Scutum with a broad central black stripe..................................................................................................................... 5

- Scutum with a single narrow central black stripe (Chvála, 1994: fig. 284) ............................. E. (X.) stercorea Linné

5 Scutum yellow between dorsocentrals and notopleuron, hypandrium lengthened with many apical and subapical spines ( Daugeron, 2000: figs. 2, 3) ................................................................................ E. (X.) hypandrialis Daugeron

- Scutum with pair of brownish to black spots, sometimes entirely fused in a single stripe, between dorsocentrals and notopleuron ( Fig. 3 ), hypandrium not lengthened, bearing a single pair of subapical spines ( Fig. 2 ) .......................... ............................................................................................................................................... E. (X.) virgulata, sp. nov.

Figures

FIGURE 2. Male hypopygium of E. (X.) virgutala, sp. nov., lateral view. Scale: 0.1 mm.

FIGURE 3. Occiput and scutum in dorsal view, A, E. (X.) fagina, sp. nov.; B, E. (X.) virgulata, sp. nov.