Sphenopsis frontalis, Taxa Only, Exact Match: 2 Treatments

Sphenopsis frontalis			Halley, Matthew R., 2022, Taxonomic status of the Western Hemispingus Sphenopsis ochracea (Thraupidae) and a review of species limits in the genus Sphenopsis P. L. Sclater, 1861, Bulletin of the British Ornithologists’ Club 142 (2), pp. 209-223 : 222	222
Sphenopsis frontalis			Parra-Hernández, Ronald M & Molina-Martínez, Yair G, 2025, Birds of the Tolima Department of Colombia’s central Andean Region, Biodiversity Data Journal 13, pp. e 68286-e 68286 : e68286--1	e68286--1