Alarcta albicerata (Torres, 1949)
Tettigades albicerata Torres 1949: 181 (type material examined).
Type locality. Choele-Choel, Río Negro, Argentina.
Remarks. The species has only been reported from the type locality in Río Negro, Province (Torres 1949; 1958d). The first author was given specimens from Chubut but the origin of the specimens is unclear since they were found in a broom.