Class [Mammalia] Linnaeus, 1758 - mammals Order Primates Linnaeus, 1758 - primates Family Cheirogaleidae Gray, 1873 - dwarf lemurs and mouse lemurs Genus Cheirogaleus Geoffroy Saint-Hilaire, 1812 - dwarf lemurs Cheirogaleus medius É. Geoffroy Saint-Hilaire, 1812 - fat-tailed dwarf lemur