Amplicephalus (Nanctasus) Linnavuori

Amplicephalus (Nanctasus) Linnavuori, 1959: 99 . Type: Amplicephalus (Nanctasus) bolivicus Linnavuori, 1959, by original designation.

Diagnosis. Head anterior margin bluntly angulate. Crown longer medially than next to eye. Forewing usually with supernumerary crossveins. Aedeagus usually with membranous dorsal hood covering base of shaft, gonopore poorly delimited and on dorsal surface.

Distribution. South America.