vallensis species­group

Diagnosis. — Male. Clypeus with only median tooth, metasomal tergite II with median depression transverse and elliptical, not so deep and with pair of lateral tubercles, tubercles directed each other.

Comments. — It is widespread in Neotropical region, from Mexico to south of Brazil, including some Caribbean islands. The group contains D. bisserratus Azevedo, 1999, D. polidentatus Azevedo, 1999, D. planus Azevedo, 1999, D. extrarramis Azevedo, 1999, D. triangularis Azevedo, 1999, D. dilatatus Azevedo, 1999, D. strictus Azevedo, 1999, D. bifurcatus Azevedo, 1999, D. digitatus Azevedo, 1999 and D. vallensis Evans, 1979 .