Key to nymphs of Traverella from Brazil

1. Frontoclypeal projection present (Figs 6D, 7A)................................................... T. maranhensis

- Frontoclypeal projection absent.......................................................................... 2

2(1). Labrum width 2.5× the maximum length............................................. Traverella excelsior sp. nov.

- Labrum width 2.8× the maximum length (Nascimento & Salles 2013: fig. 14D)............................. T. insolita