| | | Kind of type | Full locality |
| | | syntype of species Viadana (Arcuadana) difformis (Brunner von Wattenwyl, 1878); paralectotype of species Viadana (Arcuadana) difformis (Brunner von Wattenwyl, 1878) | Western South America, Peru |
| | | syntype of species Viadana (Arcuadana) difformis (Brunner von Wattenwyl, 1878); lectotype of species Viadana (Arcuadana) difformis (Brunner von Wattenwyl, 1878) | Western South America, Ecuador: Napo, Coca [Puerto Francisco de Orellana] |
| | | [not recorded as a type] | Western South America, Colombia, Amazonas: Río Tocana |
| | | [not recorded as a type] | Western South America, Peru: Callanga |
| | | [not recorded as a type] | Western South America, Peru: Callanga |