ll Aves. 
Titles. 
5800 
Bunyard, P. F. 3. Does the Black- 
bird eat snails ? Zoologist, London, 10, 
1906, (390-391). 
Bureau, L. Comte E. Arrigoni degli 
Oddi : Atlante ornitologico degli uccelli 
europei : Compte rendu bibliogra- 
phique. Paris, Bui. soc. zool., 28, 1903, 
(136-137). 
Burg, G[ustav] von. 1. Anormale 
Farbung bei Vogeln. Miinchen, Verh. 
ornitli. Ges., 6 (1905), 1906, (120-123). 
Burg, G. von. 2. Buteo ferox in der 
Schweiz. Ornitli. Monatsber., Berlin, 
14, 1906, (63). 
Butler, A. G. 1. Aviaries versus 
cages. Avicult. Mag., Brighton, Ser. 2, 
4, 1906, (145-150). 
Butler, A. G. 2. The genus Phoni- 
para. Avicult. Mag., Brighton, Ser. 2, 
4,1906,(153-154). 
Butler, A . G. 3. Aviary experiences 
in 1905. Avicult. Mag., Brighton, Ser. 
2, 4, 1906, (159-163). 
Butler, A. G. 4. Notes on the 
American Starlings. Avicult. Mag., 
Brighton, Ser. 2., 4, 1906, (168-170). 
Butler, A. G. 5. The Quail Finch 
(Ortygospiza polyzona). Avicult. Mag., 
Brighton, 2, 4, 1906, (170-172). 
Butler, A. G. 6. The Red-headed 
Troupial ( Amblyrhamphus holosericeus). 
Avicult. Mag., Brighton, 2, 4, (177). 
Butler, A. G. 7. Instinct or imita- 
tion. Avicult. Mag., Brighton, 2, 4, 
1906,(178-179). 
Butler, A. G. 8. Aviculture and 
science. Avicult., Mag., Brighton, 2, 4, 
1906, (241-242). 
Butler, A. G. 9. Notes on the Maiden 
Dove ( Calopelia puella). Avicult. Mag., 
Brighton, 2, 4, 1906, (251-254, cum tab.). 
Butler, A. G. 10. On breeding the 
Tambourine Dove ( Tympanistria tympa- 
nistria). Avicult. Mag., Brighton, 2, 4, 
1906, (307-310). 
Butler, A. G. 11. Further notes on 
the Grey-winged Ouzel ( Mcrula boul- 
boul). Avicult. Mag., Brighton, 2, 4, 
1906, (312-314). 
Butler, A. G. 12. The mutation o£ 
the Gould ian Finch ( Poephilcimirabilis ). 
Avicult. Mag., Brighton, 2, 4, 1906, 
(326-329). 
Butler, A. G. 13. Notes on hybrid 
Phoeeidoe. Avicult. Mag., Brighton, 2, 
4, 1906, (345-354). 
Butler, A. L. The Scrub-Tit ( Acan - 
thornis magna). Emu, Melbourne, 5, 
1906, (156-157). * 
Butler, Amos Wfilliam]. Some notes 
on Indiana birds. Auk, Cambridge, 
Mass., N. Ser., 23, 1906, (271-274). 
Butterfield, W. R. 1. Occurrence 
of the Wall-Creeper in Sussex. London, 
Bull. Brit. Ornith.Cl., 16, 1906,(44-45). 
Butterfield, W. R. 2. On the occur- 
rence of Puflinu8 kuhli in Sussex. Lon- 
don, Bull. Brit. Ornith. Cl., 16, 1906, 
(71). 
Butterfield, W. R. 3. Cuckoo’s egg 
in nest of Twite. Zoologist, London, 
10, 1906, (31-33). 
Butterfield, W. R. 4. A plea for the 
further recognition of subspecies in Or- 
nithology. Zoologist, London, 10, 1906, 
(62-64). 
Buturlin, S. A. 1. The breeding- 
grounds of the Rosy Gull. Ibis, London, 
1906, (131-139, 333-337, 400, 661-666). 
Buturlin, S. A. 2. On the birds 
collected in Transcaucasia by Mr. A. M. 
Kobylin. Ibis, London, 1906, (407- 
427). 
Buturlin. 3. Notes on some Palm- 
arctic birds. Ibis, London, 1906, (736- 
737). 
[Buturlin, S.] 4. EyTypjunrt, C. 
HHTepecuBia [opimTOJiornnecKiaJ Ha- 
xo;i,kh [Interessante [ornithologische] 
Funde]. Psov. i ruzejn. ochota, Moskva, 
12, 1906, (318). 
[Buturlin, S.] 5. EyTypjmn r b, C. 
IIthuli SaKaBKa3bH no cdopaan, A. M. 
Ko6fciJiHiia. [Die Vogel Transkauka- 
siens nach den Kollektionen von A. M. 
Kobylin.] Psov. i ruzejn. ochota, 
Moskva [Buchausg.], 1906, 5, (58-73). 
[Buturlin, S.] 6. EyTypjnra'B, 0. 
llocjrhflmii oTB'fcrc, r. Meiisdupy. [Letzte 
Antwort an Herrn Mensbir.J Psov. i 
ruzejn. ochota, Moskva [Buchausg.], 
1906, 4, (68-101). 
[Buturlin, S.] 7. ByTypjmna,, C. 
CKBopn;Li. [Die 8taare.] Psov. i 
ru&ejn. ochota, Moskva [Buchausgabe], 
1906, 1, (35-43), 2, (33-39). 
