| Publication Type: | Journal Article |
| Year of Publication: | 1888 |
| Authors: | Gormley, MH |
| Journal: | The Auk |
| Volume: | 5 |
| Issue: | 4 |
| Date Published: | 1888 |
| ISBN Number: | 00048038 |
| Keywords: | Apodidae, Apus, Apus apus, Cypseloides, Cypseloides niger, Nephoecetes niger, Niger |
| URL: | http://www.jstor.org/stable/4067002 |
| Short Title: | The Auk |
Taxonomic name: