Class Mammalia Linnaeus, 1758 - mammals Order Chiroptera Blumenbach, 1779 - bats Family Molossidae Gervais, 1856 - free-tailed bats and mastiff bats Genus Otomops Thomas, 1913 - big-eared free-tailed bats Otomops formosus Chasen, 1939 - Java mastiff-bat