The standardwing bird-of-paradise (Semioptera wallacii), also known as Wallace's standardwing or as the standardwing, is a species of bird-of-paradise. It is the only member in monotypic genus Semioptera. == Etymology == George Robert Gray of the British Museum named this species in honour of Alfred Russel Wallace, British naturalist and author of The Malay Archipelago, who in 1858 was the first European to describe the bird. The generic name Semioptera is composed of semeion for a flag or military standard and ptera for wings. == Subspecies and taxonomy == The standardwing bird-of-paradises' closest relatives are the superb birds-of-paradise (Lophorina species), and actually evolved after the Drepanornis sicklebills, making them one of their other closest relatives. It has two subspecies: Semioptera wallacii halmaherae Salvadori, 1881 Semioptera wallacii wallacii Gray, 1859 == Conservation status == A common species in its limited habitat range, the standardwing bird-of-paradise is evaluated as being of least concern on the IUCN Red List of Threatened Species due to its increasingly fragmented habitat. It is listed on Appendix II of CITES. == Description == The standardwing bird-of-paradise is medium-sized, approximately 28 cm long, and olive brown. The male has a gloss violet-and-lilac coloured crown and emerald-green breast shield.…