Podisma frigida var. kamtchatkae: Sjöstedt, 1935: 16.
Melanoplus frigidus kamtshatkae: Bey-Bienko & Mistshenko, 1951: 233; Mistshenko, 1952: 425; Mistshenko, 1971: 577.
Remarks. This subspecies is endemic to Kamchatka. It occupies mountain grass habitats in the north taiga zone.