"Chordata" . . "Animalia" . . . . "Trochilidae" . . . . "(Bourcier 1843)" . "Heliothryx barroti (Bourcier 1843)" . . . "Aves" . . . . "Trochiliformes" . "Heliothryx" . "Heliothryx barroti" . . "Purple-crowned Fairy" . . . .