Sundasciurus (Sundasciurus) fraterculus (Thomas 1895)
[Sundasciurus (Sundasciurus)] fraterculus (Thomas 1895), Ann. Mus. Civ. Storia Nat. Genova, ser. 2a, 14: 669.
Type Locality: Indonesia, Mentawai Isls, Sipora Isl, "Sereinu".
Vernacular Names: Fraternal Squirrel.
Synonyms: Sundasciurus (Sundasciurus) pumilus (Miller 1903); Sundasciurus (Sundasciurus) siberu (Chasen and Kloss 1928) .
Distribution: Sipora Isl, Siberut Isl, and S Pagai Isl (Sumatra, Indonesia).
Conservation: IUCN – Lower Risk (lc).
Discussion: Subgenus Sundasciurus . Formerly included in lowii (Chasen, 1940:144); but see Moore (1959). Geographic variation reviewed by Jenkins and Hill (1982). Part of the rodent fauna endemic to the Mentawai Archipelago (see comments under Leopoldamys siporanus).