*54 



Zo olo gin, 



John Clayton. 



Letter- giving an account of feveral obfervables in Virgi- 

 nia — a description of the feveral fpecies of birds 

 obferved there by himfelf, with feveral curious re- 

 marks on the heads of fowl more particularly of their 

 ears, compared with thofe of the mole etc. 

 JPhilof. Transact. Y. 1693. p. 731. 941. 978. 



Aves Canorae. 



Dctines Harrington. 



Experiments and obfervalions on the Jinging of birds. 

 Ibid. Y. 1773. p. 249. 



Jldephons Kennedy. 



Anmerkangen uber das Singen der Vogel. 



Neue Abhandl. derBaierfchen Akadem. Philof. B.7. S. 169. 



Mono g r a p-h i a e Accipitru m. 



Ordine alphabetico". 



Accipitres. 



Sa?n. Gottl. Omelik. 



Rariorum avium expofitio: 



Accipiter Macrourus ; Rufs. ILun; 

 Accipiter Ferox. Accipiter Korschun. 



N. Commeniar. Ac. Petrop. T. 15. Mem. 442. 444. 



Falcon.es varii. 



* . . Geoffrqy. 



Sur la divifion methodique des oifeaux de proie diurnes; 

 Falco : Lifinaei. 

 Societe Philomatique A. .1797. p. 65. 



Jacob von der Lippe Parelius. 



Om Graa Falken og slagornen eller skiorvingen. 

 Trondhiemske Bfilsk. Skr. Deel4. S. 417. 



lofeph 



