FALCONID^. 17 



22. Erythropus amurensis (Eadde). Eastern Ked-tboted Hobby. 



Falco vespertinus, var. amurensis, Radde, Sibir. Reise, p. 102, pi. 1. 



fig. 2. 



Falco amurensis, Von Homeyer, in Journal fur Orn. 1868, p. 251. 

 Erythropus amurensis, Gurney, in Ibis, 1868, pi. 2. 



Gray's Hand-list of Birds, No. 214. 



Falco Raddei, Finsch & Hartlaub's Vogel Ost-Afrika's, p. 74. 



[An example of this species, which was obtained by Mr. 

 Andersson in Damara Land, is recorded in ' The Ibis ' for 

 1868, p. 42. An adult male and an immature male, but both 

 without tickets attached, were comprised in Mr. Andersson's 

 last collection. ED.] 



23. Tinnnnculus cenchris (Frisch). Western Grey-winged 

 Kestrel. 



Falco tinnunculoides, Gould's Birds of Europe, pi. 27. 



Tinnunculus cenchris, Gurney, Birds Damar., Pr. Zool.Soc.l864,p. 2. 



Layard's Cat. No. 31. 



Falco cenchris, Chapman's Travels in S. Afr., App. p. 390. 

 Tinnunculus cenchris, Sharpe & Dresser's Birds of Europe, pi. 23. 



This species is rather scarce in Damara Land, and 

 only makes its appearance during the rainy season, when 

 it is found in company with Tinnunculus rupicolus, Ery- 

 thropus vespertinus, Milvus migrans, &c. 



The irides are brown, the basal part of the bill 

 greenish yellow merging into bluish black, bare skin 

 round the eye yellow, legs and toes pale yellow. 



Measurements of a male : 



in. tin. 



Entire length 12 



Length of folded wing 97 



tarsus 15 



middle toe 10 



tail 5 10 



bill 10 



