After Nowak, 1991
<==o Aepycerotinae (impalat) `--o Aepyceros melampus Sundevall, 1847 (impala, pala) |-- A. m. petersi (mustanaamaimpala) |-- A. m. ssp.1 ()? |-- A. m. ssp.2 ()? |-- A. m. ssp.3 ()? |-- A. m. ssp.4 ()? `-- A. m. ssp.5 ()?
Reference(s):
- McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631 - Nowak, R. M., 1991: Walker's Mammals of the World; Part 1.
–The Johns Hopkins University Press, Baltimore and London, 1991, xlviii-642-lxiii - Nowak, R. M., 1991: Walker's mammals of the World; Part 2.
–The Johns Hopkins University Press, Baltimore and London, 1991, xii-643-1629