vallensis species-group

Diagnosis. Male. Clypeus with only median tooth. Tergal process median, depression transverse and elliptical. Pair of lateral tubercles, directed each other.

Remarks. It has 11 species: D. bisserratus Azevedo, D. polidentatus Azevedo, D. planus Azevedo, D. extrarramis Azevedo, D. triangularis Azevedo, D. dilatatus, D. strictus Azevedo, D. bifurcatus Azevedo, D. digitatus Azevedo, D. vallensis and D. rosangelae Colombo & Azevedo.

Distribution. Ranging from Mexico to south of Brazil, including some Caribbean islands.