Buff-winged Starfrontlet

The buff-winged starfrontlet (Coeligena lutetiae) is a species of hummingbird in the "brilliants", tribe Heliantheini in subfamily Lesbiinae. It is found in Colombia, Ecuador, and Peru. == Taxonomy and systematics == The buff-winged starfrontlet and most other members of genus Coeligena were at one time placed in genus Helianthea but have been in their current placement since the mid-1900s. The International Ornithological Committee (IOC) and BirdLife International's Handbook of the Birds of the World (HBW) recognize two subspecies, the nominate C. l. lutetiae and C. l. albimaculata. However, the Clements taxonomy treats the species as monotypic. == Description == The buff-winged starfrontlet is about 14 cm (5.5 in) long. Males weigh 6.9 to 7.2 g (0.24 to 0.25 oz) and females about 6.6 g (0.23 oz). Both sexes have a long, black, slightly upturned bill and a white spot behind the eye. Both sexes have a forked tail though the female's is not as deeply indented as the male's. Males of the nominate subspecies has velvety black upperparts with a glittering green forehead. They have a violet gorget and the rest of the underparts are dark green. The wings are dark with a large cinnamon-buff patch and the tail is…