Assertion: petrel | /r/HasProperty | treated as subspecies of this bird
Facets:
value: formerly
type: TEMPORAL
Source sentences:
text: Fea's petrel (P. feae), Desertas petrel (P. desertae) and Zino's petrel (P. madeira) of the North Atlantic were formerly treated as subspecies of this bird.
text: Fea's Petrel (P. feae), Deserta's Petrel (P. desertae) and Zino's Petrel (P. madeira) of the North Atlantic were formerly treated as subspecies of this bird.