14. a) Fore and hind trochanter with angulate process broad and rounded (Figure 24a); S5 with apical process, disc of S5 bare (Figure 25a); metasomal terga with apical margins strongly hyaline, the pale basal fasciae of underlying segment clearly visible (Figure 26a) ….. Dufourea trochantera Bohart

b) Fore and hind trochanter unmodified (Figure 24b); S5 without apical process, disc of S5 finely pubescent (Figure 25b); metasomal terga with apical margins not hyaline (Figure 26b) ….. 15

Figure 24a: D. trochantera (male), pubescence generally pale
Click to Enlarge →           a

Figure 24b: Pubescence generally dark
Click to Enlarge →           b

Figure 25a: D. trochantera (male), S6 with sublateral swellings carinate
Click to Enlarge →           a

Figure 25b: S6 with sublateral swellings not carinate
Click to Enlarge →           b

Figure 26a: D. trochantera (male), propodeal triangle shiny and coarsely rugose over entire surface
Click to Enlarge →           a

Figure 26b: Propodeal triangle dull and finely rugose

Click to Enlarge →           b