— 109 - 



Bâdecker, Brehm et Pàssler, D. Eier d. europ. Vôg. 

 pl. 50, f. 2. 



Bibliographie. ** On Hirundo apus (Edinb. phil. Journ. IY, 

 p. 344, 1831). 



W. L. On the Black Martin (Loudon's Mag. N. H. IV, p. 344, 

 1831). 



Atkinson (J.). Migration of Swifts. (The Zoologist. p. 354, 

 1843). 



Catchpool ( J. jun.). Singular Habits of the Swifts (The Zoologist. 

 p. 1499, 1846). 



Chenell (F. -A.). Late Departure of the Swift (The Zoologist. 

 p. 762, 1844). 



Colin (G.). Le Martinet et son Nid (Feuille des jeunes Natur. 

 p. 51, 1879). 



Dumont (Ch. H.). Histoire naturelle des Martinets. Paris, 

 Lenormand fils, in-S (Dict. Se. Nat. XXIX). 



Gadamer (H.). Cypselus (Naumannia, p. 529, 1856). 



Heming. (G. G.). On a remarkable Dilatation at the base of 

 the lower Jaw and upper part of the Throat in the Swifts. (P. 

 Z. S. p. 92, 1834). 



Holme (F.). Swifts building under Caves of Cottages (The 

 Zoologist. p. 1136, 1845). 



Homeyer (A. v.). Einige Notizen iiber den Herbstzug von Cyp- 

 selus apus (J.f. 0. p. 311, 1865). 



Neuman (H. W.). Movement of Swifts (The Zoologist. p. 5958, 

 1858). 



Salmon (S. D.). Migration of Swifts (Charlesw. Mag. p. 108, 

 1837). 



Salway (T.). Discovery of. Skeletons of Sivifts in the tower 

 ofthe church at Ostwestry, Shropshire (Loudon's Mag. N. H. IX, 

 p. 350, 1836). 



Smith (F.). Extraordinary Effect of Sudden cold on Swifts 

 (The Zoologist. p. 354, 1843). 



Steinmuller (J. R.). Bemerkungen ûber Hirundo apus 

 (N. Alpina, I, p. 114, 1821). 



