Its type description records yellow-edged wing feathers and a grey crown mixed with green. It ranges from southern Nicaragua to western Colombia and Ecuador west of the Andes, in lowland evergreen and secondary forest.
Compared with the form then called T. megacephala, the 1902 type description records deeper yellow edges on the wing coverts and secondaries, a richer yellow belly and a less uniform grey crown mixed with green. The bill was blackish above and whitish below. The type came from San Javier, Ecuador.
The 2024 AOS species account records it in tropical lowland evergreen forest and secondary forest from sea level to 700 m.
An extinction-risk assessment has not been added yet.