from B. h. leucopareia; extinct (c.1929)

The distinctions between the two geese have led to a great deal of confusion and debate among ornithologists. This has been aggravated by the overlap between the small types of Canada goose and larger types of cackling goose. The old "lesser Canada geese" were believed to be a partly hybrid population, with the birds named taverneri considered a mixture of minima with subspecies occidentalis and parvipes, which today