46 Aves. 
XVII. Aves. 
[1909] 
Ogilvie-Grant, W. R. [Descriptions 
of spp. nov.] London Bull. Brit. 
Ornith. 01. 23 1909 (72-73). 1109 
Ogilvie-Grant, W. R. [Sp. nov.] 
London Bull. Brit. Ornith. 01. 23 1909 
(73-74). 1110 
Ogilvie-Grant, W. R. [Spp. nov. 
from the Ruwenzori Expedition.] Lon- 
don Bull. Brit. Ornith. Cl. 23 1909 (94). 
1111 
Ogilvie-Grant, W. R. [Spp. nov. 
from Peak of Cameroon.] London 
Bull. Brit. Ornith. Cl. 25 1909 (12-13). 
1112 
Ogilvie-Grant, W. R. [The external 
sexual and juvenal characters of the 
Woodcock.] London Bull. Brit. 
Ornith. Cl. 25 1909 (34- 38). 1113 
Ogilvie-Grant, W. R. The Northern 
Marsh-Titmouse in England. A new 
British Bird. Brit. Birds London 2 
1909 (277-278). 1114 
Ogilvie-Grant, W. R. and Inglis, 
C. M. On a new species of bush- 
quail ( Microperdix ) from Goalpara, 
Assam. Bombay J. Nat. Hist. Soc. 
19 1909 (1-3) 1 pi. 1115 
Ogilvie-Grant, W. R. [Edited by] 
Report on the immigrations of summer 
residents in the spring of 1908 : also 
notes on the migratory movements 
and records received from lighthouses 
and light-vessels during the autumn 
of 1907. By the committee appointed 
by the British Ornithologists’ Club. 
London Bull. Brit. Ornith. Cl. 24 1909 
(1-235). 1116 
[Ognev, S.] Ornein., O. Oiihcok'l 
rrfHivh ii3i> O&iacTii BoiicKa JTon cicaro. 
[Verzeichnis der Vogel aus dem Gebiet 
der Donschen Kosaken.] Moskva Trd. 
Kruz. izsl. rus3. prir. 4 1909 (148-149). 
1117 
[Ognev, S. I.] OrHeB't, C. II. Ma- 
Tepiam K r i> opiiHTOfJjayn'h OMOJieiiCKoii 
rydepmu. [Beilriige zur Ornithofauna 
des Gouvernements Smolensk.] Mater, 
faun. flor. Ross. Moskva 9 1909 (285- 
352). 1118 
Ohler, C. W. Der Einfluss des 
Geschlechtslebens der Tiere, insbeson- 
dere der Vogel auf die Epidermoidal- 
gebilde der Haut. Bern Vet.-med. Diss. 
1904-05 (35) 8vo. 1119 
Oldham, C. Early nesting of the 
Great Crested Grebe. Brit. Birds 
London 3 1909 (30-31). 1120 
Olivier, Ernest. La Perdrix de mon- 
tagne. Rev. sci. Bourbon Moulins 21 
1908 (56-59) fig. 1121 
Ollivier, Francis-Marie. Invasion 
de becscroistfs en 1909. Paris Bill, 
soc. zool. 34 1909 (250-251). 1122 
Olshausen, A. Kritik der Exner’- 
schen Theorie des Zitter- oder Schwirr- 
fluges. Arch. ges. Physiol. Bonn 123 
1908 (433-453). 1123 
Oort, E. D. van. Birds from south 
western and southern New Guinea. 
Nova Guinea. Resultats de l’expedi- 
tion scientifique Neerlandaise a la 
Nouvelle-Guinee. Vol. ix. Zoologic. 
Livr. 1 (51-107) pi. iii Leide 1909 4to. 
1124 
Oort, E. D. van. On New-Guinea 
birds, ii. Leiden Notes Mus. Jentink 
30 1909 (225-244). 1125 
Oort, E. D. van. On Gerygone and 
Eurylaimus species from Java and 
from Sumatra. Leiden Notes Mus. 
Jentink 31 1909 (207-210). 1126 
Oort, E. D. van. Report on birds 
from the Netherlands received from 
1 September 1908 till 1 September 
1909. Leiden Notes Mus. Jentink 31 
1909 (211-220) 1 pi. 1127 
Oort, E. D. van. Ueber Xanthomelus 
ardens. Ornith. Monatsber. Berlin 17 
1909 (72). 1128 
Orfeuille, d\ Les Cailles de la Bibie. 
Paris Bui. soo. nat. acclim. 56 1909 
(257-264). 1129 
Ormezzano, Q. Nidification do la 
becasse en Saone-et-Loire. Autun 
Bui. soc. hist. nat. 19 1906 (Proc.- 
verb. 119-120). 1130 
Osburn, P. I. Notes on the birds 
of Los Coronados Islands, Lower 
California. Condor Hollywood Cal. 
11 1909 (134-138) 1 fig. 1131 
OSburn, P. I. The nesting of the 
Heermann Gull. Condor Hollywood 
Cal. 11 1909(151-154). 1132 
Osgood, Wilfred H. Biological in- 
vestigations in Alaska and Yukon 
territory. Washington D.C. U. S. 
Dept. Agric. Bur. Biol. Surv. N. Amer. 
Fauna No. 30 1909 (1-96) pis. i-iv. 
1133 
Osmaston, B. B. Strange behaviour 
of cortain birds when in possession of 
