Callosciurus finlaysonii (Horsfield, 1823) . Zool. Res. Java, 7:151.

TYPE LOCALITY: "the Islands called Sichang, in the Gulf of Siam ", Koh Si Chang (Gulf of Thailand) .

DISTRIBUTION: SC Burma, Thailand, Cambodia, Laos, Vietnam.

SYNONYMS: albivexilli (Kloss, 1916); annellatus Thomas, 1929; bocourti (Milne-Edwards, 1867); bonhotei Robinson and Wroughton, 1911; boonsongi Moore and Tate, 1965; cinnamomeus (Temminck, 1853); cockerelli Thomas, 1928; dextralis (Wroughton, 1908); ferrugeneus (F. Cuvier, 1829); floweri (Bonhote, 1901); folletti (Kloss, 1915); frandseni (Kloss, 1916); germaini (Milne-Edwards, 1867); gruti (Gyldenstolpe, 1917); harmandi (Milne-Edwards, 1876); herberti Robinson and Kloss, 1922; keraudreni (Lesson, 1830); leucocephalus (Bonhote, 1901); leucogaster (Milne-Edwards, 1867); lylei (Wroughton, 1908); menamicus Thomas, 1929; nox (Wroughton, 1908); pierrei Robinson and Kloss, 1922; portus (Kloss, 1915); prachin (Kloss, 1920); rajasima (Kloss, 1920); sinistralis (Wroughton, 1908); splendens (Gray, 1861); tachardi (Robinson, 1916); trotteri (Kloss, 1916); williamsoni Robinson and Kloss, 1922.

COMMENTS: Revised by Moore and Tate (1965), expanded to include ferrugeneus by Corbet and Hill (1992). Chromosomes described by Nadler et al. (1975b).