Males have a forearm length ranging from and females' forearm lengths are . The fur of its back is usually shorter than . Individuals weight . It has a dental formula of for a total of 26 teeth. ==Range and habitat==
Range and habitat
The black mastiff bat is a widespread species, occurring throughout much of Central and South America. Its range includes the following countries: Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Trinidad and Tobago, and Uruguay. Its habitat includes forests and shrublands, with human structures used as roosts. ==Conservation==
Conservation
As of 2015, it is evaluated as a least-concern species by the IUCN. It meets the criteria for this classification because it has a wide geographic range; its population is presumably large; and it is unlikely to be experiencing rapid population decline. ==References==