AfReMaS taxon details
basis of record
Fry, C. H.; Keith, S.; Urban, E. K. (1988). The Birds of Africa, Volume III. <em>Academic Press, London.</em> [details]
additional source
Zimmerman, D. A.; Turner, D. A.; Pearson, D. J. (1996). Birds of Kenya and Northern Tanzania. <em>Russel Friedman Books, Halfway House, South Africa.</em> [details]
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