INDEX OF CONTENTS. 
1921 . 
Alderney, Alexander, Letter on the 
Birds of, 751. 
Alexander, H. G., Letter on the Birds 
of Alderney, 751. 
Algeria and Tunisia, Bannerman, first 
impression of (Plates ii.-v.), 387. 
Annual General Meeting of the British 
Ornithologists’ Union, Report of, 
350. 
‘ Aquila,’ noticed, 174, 743. 
Arizona, Swarth, On the Birds of, 
noticed, 559. 
Arrigoni degli Oddi, List of Papers, 
noticed, 732. 
‘ Auk,’ noticed, 176. 
Australia, Mathews, Birds of, noticed, 
163, 328, 555, 737. 
-, Mathews and Iredale, Manual of 
Birds of, noticed, 554. 
-, North-West, Sowerby on Birds of, 
noticed, 557. 
-, Western, Carter on birds collected 
between the North-West Cape and 
Albany, with Nomenclature and Re¬ 
marks by G. M. Mathews (text- 
figure 1), 48. 
Baker, E. C. Stuart, On a recently 
described Woodpecker (Ficus rubri- 
collaris) (Plate i.), 1. 
Balearic Is., Munn, Notes on the Birds 
of Majorca, 672. 
Bangs, O., and Penard, T. E., On 
American Birds, noted, 544. 
Bannerman, D. A., Remarks on rare 
Birds contained in Collections made 
by G. L. Bates in South Cameroon, 
81. 
Bannerman, D. A., On the genus 
Macrosphenus , with special reference 
to the races of M. flavicans, 121. 
Bannerman, D., A., Notes on the Birds 
of Tasso and adjoining Islands of 
the Rockelle River, Sierra Leone 
(text-figure 3), 265. 
-. Systematic List of the Birds of 
Sierra Leone, 283. 
-, First Impressions of Tunisia and 
Algeria (Plates ii.-v.), 387. 
Bartsch, P., On the Birds of the Tor- 
tugas, noticed, 319. 
Beebe,W., Monograph on the Pheasants, 
Yol. ii., noticed, 544. 
Bibliography, Ornithological, Mullens, 
Swann, and Jourdain on, noticed, 
165. 
‘ Bird-Lore,’ noticed, 334. 
Birkbeck, Robert, Obituarial notice of, 
317. 
Bird Notes, noticed, 561. 
Bonhote, J. L., Letter on the Nomen¬ 
clature of Plumages, 348. 
-, Subspecies and their part in 
Evolution, 720. 
-, Letter on Nestling Plumages of 
Owls, 755. 
Boubier, M., On Migration Routes, 
noticed, 546. 
Bretscher, K., On Bird-Migration in 
Middle Europe, noticed, 733. 
‘ British Birds,’ noticed, 743. 
British Ornithological Club, notice, 
760. 
Brooke, Sir John Arthur, Obituarial 
notice of, 150. 
Bulletin of the Essex County Ornitho¬ 
logical Club of Massachusetts, noticed, 
562. 
Bury, George Wyman, Obituarial no¬ 
tice of, 151, 760. 
Butler, A. L., Letter on the Birds of 
the Anglo-Egyptian Sudan, 180. 
