On variation in the genus Ægiothus
By: by Elliott Coues.
Series: Miscellanea ornithologica -- v. 6; Proceedings of the Academy of Natural Sciences of Philadelphia -- 1869
Publisher: Academy of Natural Sciences
Published: 1869
Place of publication: [Philadelphia
Language: eng
Number of pages: 189
Subjects: Aegiothus
Notes: Caption title.

Fleming Collection.