The Species Black List

Apus sladeniae

Sladen's swift

Sladen's swift (Apus sladeniae) is a mysterious species known from the mountains of Bioko (where six specimens were collected in 1903, though none since) and a few other, disjunct montane areas in southeastern Nigeria, Cameroon, Angola, and Equatorial Guinea.

Status

Data Deficient on the IUCN Red List

Restriction tier

1, no restriction stated

Class

Aves

Realm

Afrotropical

Locality

not specified in the source

As IUCN records it

Apus sladeniae (Ogilvie-Grant, 1904)