This taxon is Not Recognised as a species by BirdLife International.
Poicephalus robustus (Sibley and Monroe 1990, 1993) was split into P. robustus and P. fuscicollis by Perrin (2005) and Wirminghaus et al. (2002), in the latest of a series of attempts to justify species status for P. robustu
BirdLife International (2016) Species factsheet: Poicephalus fuscicollis. Downloaded from http://www.birdlife.org on 06/12/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 06/12/2016.