The Purple-crowned Fairy (Heliotryx barroti) resides from southeast Mexico to West Panama. It frequents canopy and edges of forest descending to lower levels in semi-open, tall second growth, and shaded gardens. Its size is of 11.5 cm (4 inches) in height and 5.6 g in weight.
Males have a forehead and a crown flashing violet. Black mask with a metallic violet spot and bordered below by glittering green. Upperparts bright metallic green. Feet dusky and bill black. Females lacks of violet and glittering green on head. This bird extracts nectar from flowers by piercing their bases.