The Band-tailed Barbthroat (Threnetes ruckeri) lives from southeast Guatemala to west Ecuador and west Venezuela. This bird prefers forest understory, edges, and old second growth. Its measures are 11 cm (4 inches) in height and 5.8 g in weight.
Above is bronzy-green. Lores, throat, and auriculars dusky, and chest orange-rufous. Rest of underparts grayish-buff. Upper mandible black, and lower yellow and tipped with black. Legs flesh-yellow. This bird visit mostly scattered flowers, especially those of Costus, Heliconia, and banana.