This taxon is Not Recognised as a species by BirdLife International.
Dinopium benghalense and D. psarodes (del Hoyo and Collar 2014) were previously lumped as D. benghalense following Sibley and Monroe (1990, 1993).
BirdLife International (2016) Species factsheet: Dinopium benghalense. Downloaded from http://www.birdlife.org on 02/12/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 02/12/2016.