43 



Smaller insular race ; darker and more 

 rufous ; more heavily marked below, tai] 

 tinged rufous. 

 136a. Buteo buteo arrigonii Picchi, Avicula, vii., Sardinia, 

 p. 40 (1903). [Sardinia.^ Corsica. 



Sardinian Buzzard. 



Wing $ 16.50, (J 15.50 in. ; large and dark 

 insular race ; more similar to zim7nermannm 

 than typical form ; darker than latter gener- 

 pJly is and nearly uniform below, blackish - 

 brown to rufous-brown, the abdomen barred ; 

 tail with 10 or 12 darker bars and with or 

 without rufous tinge. 

 136b. Buteo buteo harterti subsi3. no v. [B. buteo Madeira, 

 subsp. ? Hart., Vog. Pal. Faun., p. 1123 

 (1914)]. [Type in Tring Mus.] 

 Madeira Buzzard. 



Wing ^ 13.40-14.10 ; ? 14.70-15.25 in. ; 

 rufous form, but tail generally light ashy, with 

 7-9 bars, the sub-terminal broad, more or less 

 tinged with rufous ; below with belly either 

 uniform deep riifous or barred and mottled 

 with huffish -white. 

 136c. Buteo buteo rothschildi, subsp. no v.* [No. Azores. 

 1904, 12. 31. 286, Coll. B.M., ? Terceira, 

 Az. Apl. 6, 1903, W.R.O. Grant.] 

 Azores Buzzard. 



Wing? 15.40-15-70,(J (juv.) 13.80 in. ; rufous 

 form ; chest and abdomen rufous brown ; tail 

 brown, slightly tinged with rufous and with 

 the darker bars nearly obsolete in very old 

 bird, about 5 being appareiit ; younger birds 

 have about 10 distinct bars. 

 136d. Buteo buteo insularum Floericke, Mitteil. Canary 



Oesterr. Reichsb , iii., p. 64 (1903). [Gran Isles. 



Canaria.] 



Canary Isles Buzzard. 



Paler and less rufous than three preceding 

 forms; wing? 14.60; above ashy-brown, with 

 paler margins to the feathers ; tail with 9 

 darker bars ; below throat white, streaked 

 with dusky-brown ; chest brown, mottled with 

 buffy-white ; centre of breast whiter ; belly 



* Tlie fine series in Brit. Mus. does not appear to me to confirm the view 

 that the Azores race is the same as the Canary Is. race. 



