Key to the species of adult Euetheola of Colombia

1 Mandibles entire, without teeth on the outer margin, instead only slightly sinuate. Pronotal punctation dense. Males with protarsi enlarged (Fig. 26). Females with lateral margin of elytra thickened (Fig. 31).......... Euetheola bidentata (Burmeister)

- Mandibles strongly sinuate, with apical tooth sharp and basal lobe rounded. Pronotal punctation less dense and smaller. Males with protarsi simple. Females with lateral margin of elytra not thickened.................. Euetheola humilis (Burmeister)