Slender-billed Miner

The slender-billed miner (Geositta tenuirostris) is a species of bird in the subfamily Sclerurinae, the leaftossers and miners, of the ovenbird family Furnariidae. It is found in Argentina, Bolivia, Ecuador, and Peru. == Taxonomy and systematics == The slender-billed miner has two subspecies, the nominate G. t. tenuirostris (Lafrenaye, 1836) and G. t. kalimayae (Krabbe, 1992). Among the members of genus Geositta the coastal miner is most closely related to the common miner (G. cunicularia). == Description == The slender-billed miner is a large member of its genus. It is 16 to 18 cm (6.3 to 7.1 in) long and weighs 32 to 38 g (1.1 to 1.3 oz). The sexes are alike. The nominate subspecies has a pale buffy brownish face with a whitish supercilium, a dark brownish stripe behind the eye, and a vague darker "moustache". It has a dull brown crown with wavy streaks, dull grayish brown upperparts, and slightly paler rump and uppertail coverts. Its central pair of tail feathers are dull brown with darker ends. The rest progress outward with less and less dark at the ends and more rufescent at their base to the outermost two pairs' rufous with some pale cinnamon. Dark brown…