Elaenia spectabilis (Pelzeln, 1868)

Fernandez, Juan Manuel, Thomann, Luz, Fandiño, Blas, Cajade, Rodrigo & Hernando, Alejandra, 2021, An annotated checklist of birds of Paraje Tres Cerros, Corrientes province, Argentina, Check List 17 (2), pp. 415-443 : 432-433

Elaenia spectabilis (Pelzeln, 1868)

Observations. ARGENTINA • Multiple ♂ and ♀; Corrientes, La Cruz, Paraje Tres Cerros; 29°09′05′′S, 056°51′56′′W. Recorded in forest edges .

Identification. Larger than other Elaenia species. Belly yellowish; base of mandible yellow-orange.

Elaenia parvirostris (Pelzeln, 1868)

Observations. ARGENTINA • Multiple ♂ and ♀; Cor- rientes, La Cruz, Paraje Tres Cerros; 29°06′33′′S, 056°55′ 40′′W .

Identification. Smaller than E. spectabilis . Upperparts olive; bill short; eye ring and coronal patch white;

underparts gray.

Camptostoma obsoletum (Temminck, 1824) Observations. ARGENTINA • Multiple ♂ and ♀; Corri- entes, La Cruz, Paraje Tres Cerros; 29°06′40′′S, 056°56′ 00′′W. More often heard than seen .

Identification. Upperparts olive; underparts yellowish; wing bars whitish; mandible orange.