84 Aves. 
XVII. Aves. 
Exhibition and remarks on hybrids 
between the Red and Black Grouse ; 
Millais, 1024; Ogilvie- Grant, 1106; 
Gladstone, 555. 
Das Rackelwild [Tetrao medius Mey 
i.e. T. urogallus x T. tetrix ] in der 
Schweiz ; Fiscber-Sigwart, 482. 
Note sur une femello do Tetras hy- 
bride ; Daguin, 367. 
Exhibition and note on hybrid 
Ducks; Bonhote, 156; Montagu, 1036. 
Kreuzungsprodukt von Aythya 
ferina u. Nyroca nyroca (Russ.); 
Poliakov, 1211. 
An instance of hybridization in 
humming-birds, with remarks on the 
weight of generic characters in the 
Trochilidae ; Taylor, 1497. 
Hybridism and generic characters in 
the Trochilidae ; Ridgway, 1272. 
Molpastes intermedins x M. leuco- 
genys ; ■ note on natural hybrids in 
Kohat N.W. India; Sharpe, 1408; 
Whitehead, 1€58. 
Hybrid Neochmia phaeton X Bathilda 
rujicauda noticed ; Astley, 40. 
Notes on a hybrid Grass- finch — 
Aidemosyne modesta x Poephila per- 
sonata ; Sich, 1422. 
Krauzung von Raben- u. Nebel- 
Krahe ; Grobler, 525. 
Heredity. 
Canary breeding ; a partial analysis 
of records from 1891-1909; Galloway, 
-525. 
Experimentelle Untersuchung fiber 
die Vererbung der Hyperdactylie bei 
Hfihnem. Mitt. 2 : Der Einfluss des 
Vaters ; Barfurth, 74. 
Sex and its relation to the barring 
factor in poultry ; Goodale, 588. 
Inheritance in pedigree breeding of 
poultry; Davenport, 375. 
Albino robins ( Merula migratoria) 
traced through several generations ; 
, Bergtold, 118. 
Evolution. 
Zuchtwahl und Eiproduktion ; Grote, 
599. 
[1909] 
Is there a cumulative effect of selec- 
tion ? Data from the study of fecun- 
dity in the domestic fowl ; Pearl & 
Surface, 1180. 
Increased fertility of the domestio 
fowl through careful selection ; Sciater, 
1383. 
Extinct Birds. 
The remains of birds found in the 
“ Baren- or Tischoferhohle,” near Kuf- 
stein in Bavaria ; Schlosser, 1362. 
Diluvial bird-fauna of Volyne in 
Bohemia; Zelizko, 1713. 
Teratornis a new avian genus from 
Rancho La Brea, Cal. U.S.A. ; Miller, 
1028. 
Description of a fossil raven from 
Chatham Isle, New Zealand, Palaeo- 
corax moriorum ; Pycraft, 1224, 1226. 
GEOGRAPHY. 5827 
General. 
Beitrage zur Verbreitung der See- 
vogel; Paessler, 1141. 
PALAEARCTIC REGION. 
General. 
Ueber die natfirliche Begrenzung der 
palaearktischen Ornis ; Boxberger, 175. 
Die Vogel der palaarktischen Fauna. 
Systematische Ueoersicht der in Europa, 
Nord-Asien und der Mittclmeerregion 
vorkommenden Vogel; Hartert, 667. 
Eggs of the Birds of Europe. Parts 
13-18. 1908-1909; Dresser, 410. 
Europe, eggs of European birds ; 
Jourdain, 803. 
Great Britain. 
A list of British Birds revised to 
July 1907 ; Saunders, 1336. 
Great Britain. The Birds of the 
British Islands ; Stonham, 1470. 
British Birds in their haunts ; Johns, 
790. 
British Game Birds, natural history 
of; Millais, 1023. 
Great Britain, a history of the 
Warblers; Howard, 759. 
