Canthidium cavifrons Balthasar, 1939

Canthidium cavifrons Balthasar, 1939: 116 . Type locality: Brazil: Espírito Santo (“Brasilia, Espirito Santo”). Type material: According to Bezděk & Hájek (2012), one unsexed syntypes in NMPC—ex Balthasar collection; also an unknown number of syntypes in SMFG. Distribution: Brazil (Martínez 1947).