Table 4 Mahalanobis distances between pairs of species performed for shape variables of the head, pronotum and wings. Interspecific comparison: Triatoma garciabesi (T. gar), T. guasayana (T. gua), T. patagonica (T. pat) and T. sordida (T. sor). Comparison among closely related taxa: T. sordida from Argentina (T. sor Arg), T. sordida from Brazil and Bolivia (T. sor BB) and T. garciabesi (T. gar)
Group | Pairs of species | Head | Pronotum | Wing |
|---|---|---|---|---|
T. gar, T. gua, T. pat, T. sor | T. gar vs T. gua | 2.01*** | 0.64 | 2.71*** |
T. gar vs T. pat | 3.84*** | 1.11** | 3.07*** | |
T. gar vs T. sor | 0.58 | 1.49*** | 1.22*** | |
T. gua vs T. pat | 2.07*** | 1.38* | 2.24*** | |
T. gua vs T. sor | 2.30*** | 2.00*** | 2.78*** | |
T. pat vs T. sor | 4.11*** | 1.62*** | 3.45*** | |
T. gar, T. sor Arg, T. sor BB | T. sor Arg vs T. sor BB | 1.21*** | 1.18*** | 2.18*** |
T. sor Arg vs T. gar | 0.61 | 1.38*** | 1.27** | |
T. sor BB vs T. gar | 1.18*** | 1.88*** | 1.87*** |