6 ARKIV FÖR ZOOLOGI. BAND 5. N:0 9. 



12. Orchon. River, meadows. 

 Hydrochelidon leucoptera 



13. Ku dar a. Natural conditions as at Bogotai (7). 

 Anthropoides virgo Eremophila brandti 



Sterna loiigipennis Alauda arvensis cantarella 



Anthus richardi 



14. Topka. Mountains (Kentei) covered by a growth 

 of gigantic pines. 



Dendrocopus major mongolus Sitta europcea uralensis 

 Par US atricapillus baicalensis Anthus maculatus 

 JEgithalus caudatus 



Fig, 5. Kentei mountains near Tamir about the niiddle of June. Forest 

 of Siberian pines (spruce and birch). 



15. T se hi koj river. Partly meadows, partly a rich 

 growth of willows and spruces, at the upper course of the 

 river steep and rocky mountains. 



Dendrocopus major mongolus Perisoreus infausius sihericus 

 Sitta europcea uralensis 



16. Kumuin like the foregoing and partly very high 

 mountains covered by gigantic pines. 



Dendrocopus leuconotus MelanocorypJia 7nongolica 



» ynajor mongolus Emberiza aureola 



Alauda arvensis cantarella Pica qnca leucoptera 



17. Kiret like Kumuin. 



Dendrocopus minor var. Emberiza leucocephala 



