Aconaemys porteri Thomas 1917

Aconaemys porteri Thomas 1917, Ann. Mag. Nat. Hist., ser. 8, 19: 281.

Type Locality: Chile, Osorno Prov., Osorno.

Vernacular Names: Porter's Rock Rat.

Distribution: NE slope of Villarrica Volcano to Puyehue (Chile) and to Nahuelhuapi Lake district (Argentina); between 900 to 2,000 m.

Discussion: Pearson (1984) synomyized porteri with fuscus, but Gallardo and Reise (1992) demonstrated that the two are morphologically and chromosomally distinct. Karyotype has 2n=58 and FN=112 (Gallardo and Reise, 1992).