208 Mr. H. Seebohm on the 



Falco vespertinus. 



The Orange-legged Hobby is rare ; but Heiike occasionally 

 found it breeding above Astrakhan. 



Falco tinnunculus. 



Tiie Kestrel is very common near Astrakhan ; and a few 

 remain through the winter. 



P^'alco cenchris. 



The Lesser Kestrel breeds in the Kirghiz steppes on the 

 mosques and tombstones, and in the rush-covered graves of 

 the Kirghiz ; but it is not seen during the short sharp winter. 



Circus cyaneus. 



The Hen- Harrier breeds in the steppes, and is very common 

 in Astrakhan in winter. 



Circus pallidus. 



The Pallid Harrier is not so common as the preceding ; but 

 a few are found all the year round. 



Circus cinerascens. 



Montagues Harrier breeds in the steppes, but is rare at all 

 seasons of the year, especially in winter. 



Circus rufus. 



The Marsh-Harrier is very cemmon, but does not winter. 



Nyctea scandiaca. 



The Snowy Owl only appears occasionally in hard winters. 



AsiO TENGMALMI. 



Henke did not meet with Tengm aim's Owl ; but an ex- 

 ample was once obtained near Sarepta. 



AsiO ALUCO. 



The Tawny Owl is a very common resident. 



AslO BHACHYOTUS. 



The Short-eared Owl is very common in summer ; and a few 

 may be seen in winter. 



ASIO OTUS. 



The Long-eared Owl is a very common resident. 



