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 Tadarida Rafinesque, 1814 - free-tailed bats Tadarida aegyptiaca species group Tadarida brasiliensis (Geoffroy, 1824) - Brazilian free-tailed bat Tadarida brasiliensis constanzae Shamel, 1931