Trachylestes

Malipatil, M. B., Kwak, M. L. & Gunawardene, N., 2016, A revision of the Australian genus Trachylestes with the description of two new species (Hemiptera: Heteroptera: Reduviidae: Harpactorinae), Zootaxa 4105 (1), pp. 88-100 : 89

Key to the species of Trachylestes

1. Pronotum with anterior and posterior lobes except posterior margin uniformly coloured black ( Fig. 3 ) (antennal segment 1 and femora contrastingly banded piceous and pale yellow).................................................. T. turneri

- Pronotum with anterior and posterior lobes not uniformly black, coloured with variable shades of pale and dark (e.g., Fig. 1 )..................................................................................................... 2

2. Broad and robust insects, body less than three times as long as its maximum width ( Fig. 12 )..... T. queenslandensis sp. nov.

- Narrow and slender insects, body more than 3.5 times as long as its maximum width (e.g., Fig. 5)...................... 3

3. Pronotum with anterior lobe uniformly yellowish, posterior lobe fuscous except broad median yellowish area; abdomen in side view with piceous patches on connexival segments 4–7 ( Fig. 2 )....................................... T. aspericollis

- Pronotum with anterior and posterior lobes with shades of dark and light patches ( Fig. 5); abdomen in side view with two sets of piceous or black patches on segments 4–7, one on connexiva and another one submarginal ( Fig. 5)...................................................................................................... T. barrowensis sp. nov.

Figures

FIGURES 3 – 4, Trachylestes turneri: 3, dorsal view; 4, lateral view.

FIGURES 1 – 2, Trachylestes aspericollis: 1, dorsal view; 2, lateral view.

FIGURES 12 – 13. Trachylestes queenslandensis, paratype: 12, dorsal view; 13, lateral view.