| | | | Kind of type | Full locality |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Misiones: San Ignacio |
| | | | syntype of species Conocephalus (Opeastylus) longipes (Redtenbacher, 1891) | Southern South America, Argentina Northeast, Buenos Aires |
| | | | syntype of species Conocephalus (Opeastylus) longipes (Redtenbacher, 1891) | Brazil South, Rio Grande do Sul |
| | | | syntype of species Conocephalus (Opeastylus) longipes (Redtenbacher, 1891) | Brazil South, Santa Catarina |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: La Plata |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: Parque Pereyra |
| | | | [not recorded as a type] | Southern South America, Paraguay, Paraguarí: Sapucai |
| | | | syntype of species Conocephalus (Opeastylus) longipes (Redtenbacher, 1891) | Southern South America, Argentina Northeast, Buenos Aires |
| | | | syntype of species Conocephalus (Opeastylus) longipes (Redtenbacher, 1891) | Southern South America, Uruguay: Montevideo |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: Manuel B.Gonnet |
| | | | [not recorded as a type] | Western South America, Bolivia, Santa Cruz: Puerto Suárez |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: Reserva de Biósfera Parque Pereyra |
| | | | [not recorded as a type] | Brazil South, Paraná: Tibagi, Parque Estadual do Guartelá |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: Reserva Punta Lara, near Arroyo Pereyra |
| | | | [not recorded as a type] | Southern South America, Argentina Northeast, Buenos Aires: Isla Paulino |
| | | | [not recorded as a type] | Brazil South, Paraná: Iguaçu National Park |
