Phorbanta variabilis (Signoret)
1863 Lanopis variabilis Signoret, 585 [new species: Chile].
1892 Phorbanta variabilis: Berg, 49 [Argentina: Patagonia]— Breddin 1897, 24 [Argentina: South Patagonia: Río Santa Cruz]— Pennington 1920, 10 [Argentina: Patagonia].