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
         Petterus coronatus (Gray, 1842) - crowned lemur see Eulemur coronatus (Gray, 1842)