Which two scientific species epithets are the subject of taxonomic debate concerning the Vermilion Flycatcher?

Answer

rubinus and obscurus

Taxonomists have engaged in ongoing discussions regarding whether the Vermilion Flycatcher should be classified under the species name rubinus or obscurus. This discrepancy often stems from the need to address geographic variation among populations. Depending on the authority and the specific study of morphological differences or genetic divergence across vast ranges, different scientists may favor one name over the other to best describe the species or its potential subspecies.

Which two scientific species epithets are the subject of taxonomic debate concerning the Vermilion Flycatcher?
taxonomybirdanimalclassificationFlycatcher