New World Warblers (Parulidae)

Pirre Warbler (Basileuterus ignotus) - HBW 15, p. 794

French: Paruline du Pirré German: Pirrewaldsänger Spanish: Reinita del Pirre

Taxonomy: Basileuterus melanogenys ignotus Nelson, 1912, Mount Pirri, 5200 feet [c. 1585 m], near head of Rí.
Forms a superspecies with B. melanogenys; and originally described as an isolated race of latter. The two are still sometimes considered conspecific, but races of B. melanogenys become greyer above and whiter below towards SE, whereas present species, farther to SE, is distinctly olive above and yellowish below. Monotypic.

Distribution: Cerro Pirre, in extreme E Panama, and Cerro Tacarcuna, on Panama-Colombia border.