Class [Mammalia] Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Family Lemuridae Gray, 1821 - large lemurs
       Genus Petterus Groves & Eaglen, 1988 - brown lemur see Genus Eulemur Simons & Rumpler, 1988
         1 Petterus coronatus (Gray, 1842) - crowned lemur see Eulemur coronatus (Gray, 1842)
         2 Petterus fulvus (É. Geoffroy Saint-Hilaire, 1796) - brown lemur see Eulemur fulvus (É. Geoffroy Saint-Hilaire, 1796)
         3 Petterus macaco (C. Linnaeus, 1766) - black lemur see Eulemur macaco (C. Linnaeus, 1766)
         4 Petterus mongoz (C. Linnaeus, 1766) - mongoose-lemur see Eulemur mongoz (C. Linnaeus, 1766)
         5 Petterus rubriventer (I. Geoffroy Saint-Hilaire, 1850) - red-bellied lemur see Eulemur rubriventer (I. Geoffroy Saint-Hilaire, 1850)