India, in northern from Himachal Pradesh south to Gujarat (south to Kathiawar Peninsula), Uttar Pradesh and northern Madhya Pradesh, eastern sporadically (or overlooked) as far as Bihar and Orissa, and in southern in north-central Tamil Nadu; also Sri Lanka.
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is unknown (2010).
Marshall's Iora (Aegithina nigrolutea) [XC311129]
by Peter Boesman from Udawalawa National Park, Sri Lanka (call)
Marshall's Iora (Aegithina nigrolutea) [XC149341]
by Hans Matheve from 47km west of Bhuj, Kutch, Gujarat, India (call)
Subspecies
No subspecies.
Has often been treated as conspecific with Common Iora (Aegithina tiphia), but differs in details of morphology, plumage and vocalizations, amongst others. Birds from north-western India (Gujarat) described as subspecies sulphurea, but now considered indistinguishable from adjacent populations. Elsewhere in range, some of the size and tonal variation apparent may eventually be recognized taxonomically.
BirdLife International Species Factsheet