Inagua Woodstar

Identificazione

The Inagua woodstar is 7.8 to 8.2 cm (3.1 to 3.2 in) long and weighs 2.1 to 2.7 g (0.074 to 0.095 oz). Both sexes have a short, slightly decurved, black bill and a small white spot behind the eye. The male's forehead and gorget are glittering reddish purple. Its upperparts are iridescent green, the breast whitish, and the belly mixed rufous and green. The tail is very deeply forked. Its central feathers are green and the others have cinnamon-rufous inner webs. The outermost feathers are lyre-shaped. Females have dull green upperparts, pale gray chin and throat with small green spots, a whitish chest, and a rufous belly. Their tail is rounded; the central feathers are green and the rest cinnamon with a wide black band near the end.

Tassonomia

The Inagua woodstar was originally treated as a subspecies of the Bahama woodstar (Nesophlox evelynae), which for a time was placed in the genus Calliphlox. Following a 2015 publication, the Committee on Classification and Nomenclature of the then American Ornithologists' Union recognized the Inagua woodstar as a separate species and the major worldwide taxonomic systems followed suit. A molecular phylogenetic study published in 2014 found that the genus Calliphlox was polyphyletic. Following that study and a 2017 publication, taxonomists moved the Inagua and Bahama woodstars into the resurrected genus Nesophlox.<p>The Inagua woodstar is monotypic.

Nome scientifico

Nesophlox lyrura

Autorità

(Gould, 1869)

Ordine

Apodiformi

Famiglia

Trochilidae

Genere

Nesophlox

Areale e habitat

The Inagua woodstar is found on Great and Little Inagua islands in the Bahama archipelago. It inhabits most of the landscapes of the islands with the probable exception of mangroves. These include dune scrub, freshwater riparian areas, and human-made parks and gardens.

Migrazione

Specie stanziale

Comportamento

Comportamento migratorio: Specie stanziale.

Conservazione

Tendenza della popolazione: stabile.

Tendenza della popolazione

stabile