Class Mammalia Linnaeus, 1758 - mammals Subclass Theria Parker & Haswell, 1897 Order Chiroptera Blumenbach, 1779 - bats Family Molossidae Gervais, 1856 - free-tailed bats and mastiff bats Subfamily Molossinae Gervais, 1856 Genus Mormopterus Peters, 1865 - little goblin bats 1 Mormopterus acetabulosus species group 2 Mormopterus norfolkensis species group 3 Mormopterus kalinowskii species group