This taxon is Not Recognised as a species by BirdLife International.
Garrulax jerdoni jerdoni (Sibley and Monroe 1990, 1993) has been moved from G. jerdoni into G. cachinnans, elevating G. j. fairbanki to species rank (including G. j. meridionalis), following Rasmussen and Anderton (2005). All taxa concerned are transferred into the genus Strophocincla, resulting in two recognised species S. fairbanki (including meridionalis) and S. cachinnans (including jerdoni).
BirdLife International (2016) Species factsheet: Garrulax cachinnans. Downloaded from http://www.birdlife.org on 03/12/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 03/12/2016.