Hapalemur simus Gray, 1870 . Cat. Monkeys, Lemurs, and Fruit-eating Bats Br. Mus., p. 133.
TYPE LOCALITY: Madagascar .
DISTRIBUTION: E. Madagascar, inland from Mananjary.
PROTECTED STATUS: CITES - Appendix I as Hapaletnur spp. and U.S. ESA - Endangered as Lemuridae and Hapaletnur spp.
ISIS NUMBER: 5301406001001002001.