Yellow-striped Brushfinch

The yellow-striped brushfinch (Atlapetes citrinellus) is a species of bird in the family Passerellidae, the New World sparrows. It is endemic to Argentina. == Taxonomy and systematics == The yellow-striped brushfinch was formally described by the German ornithologist Jean Cabanis in 1883 with the binomial Buarremon (Atlapetes) cintrinellus. Genus Buarremon was merged into Atlapetes in the early twentieth century. The specific epithet citrinellus means lemon-colored. The yellow-striped brushfinch is monotypic. It and the fulvous-headed brushfinch (A. fulviceps) are sister species. == Description == The yellow-striped brushfinch is about 17 cm (6.7 in) long; one male weighed 28 g (0.99 oz). The sexes have the same plumage. Adults have a blackish forehead that merges to dark brownish olive on the crown and nape. They have a wide yellow supercilium, a white eye-ring, and a blackish line from the lores through the eye. The line continues around the back of the ear coverts, which are grizzled yellow. They are bright yellow on the cheek below the ear coverts and have a black chin whose color continues as wide black stripes below the yellow. Their upperparts are greenish. Their wings are blackish with greenish yellow edges on the flight feathers. Their tail is…