Tring: British Ornithologists' Union, (1994. second edition). Octavo, paperback, colour plates, other ills.
BOU Checklist 4. Introductory chapters cover the history of Nigerian ornithology, geography, geology, climate and vegetation. Other chapters cover migration, breeding, and cooperative / parasitic breeding, and there are appendices of ringing recoveries, references, English and scientific names. The bulk of the book comprises the Systematic list, which includes every species reliably recorded in Nigeria.
Price: $80.00 AU