Class [Mammalia] Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Family Sciuridae Batsch, 1788 - squirrels, chipmunks, marmots, and prairie dogs Subfamily Sciurinae Batsch, 1788 - tree and ground squirrels Genus Rubrisciurus Ellerman, 1954 1 Rubrisciurus rubriventer Müller & Schlegel, 1844 - Sulawesi giant squirrel