Rheithrosciurus Gray, 1867 . Ann. Mag. Nat. Hist., ser. 3, 20:273.

TYPE SPECIES: Sciurus macrotis Gray, 1857 .

SYNONYMS: Rhithrosciurus Hose, 1893 .

COMMENTS: Tribe Sciurini (Moore, 1959:177), or incertae sedis (Simpson, 1945:78).