Tupaia gracilis Thomas, 1893 . Ann. Mag. Nat. Hist., ser. 6, 12:53.

TYPE LOCALITY: Malaysia, Sarawak, Baram Dist., Apoh River at base of Mt. Batu Song .

DISTRIBUTION: Borneo (except SE), west to Karimata Isl, Belitung Isl, and Banka Isl; north to Banggi Isl.

SYNONYMS: edarata, inflata.