Helmetcrest

 Lesbia  is a genus of hummingbird. Its members are found in tropical South America. They are:
 * Bearded Mountaineer, ''Oxypogon nobilis
 * Olivaceous Thornbill, ''Oxypogon olivaceus
 * Bearded Helmetcrest, ''Oxypogon guerinii
 * Rufous-capped Thornbill, ''Oxypogon ruficeps
 * Blue-mantled Thornbill, ''Oxypogon stanleyi
 * Bronze-tailed Thornbill, ''Oxypogon heteropogon
 * Rainbow-bearded Thornbill, ''Oxypogon herrani