Formerly placed in genus Acanthylis with following three species. Until recently, considered conspecific with C. fumosa (see above). Proposed races latirostris (E & S Venezuela) and aethalea (C Brazil) found to be indistinguishable from nominate#R, and are therefore synonymized with latter. Two subspecies recognized.
Food and feeding
Status and conservation
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!