Old World Sparrows (2: Synonymity)

J. Denis Summers-Smith in The Sparrows: A Study of the Genus Passer (Calton: Poyser, 1988), 307–313 provides a list of synonyms of genera, species and subspecies that have been used to describe various forms of Old World Passer sparrows. What follows is an elaborated version of this list, with attention to names and bibliography. abyssinicus … Read more Old World Sparrows (2: Synonymity)