368 FALCONID^ CIKCUS 



There is preaerved ia the So'ath Africin Mus3um an example 

 of Circus maillardi labelled as having been procured from Kurumin 

 in Beahuanaland ; this species is considered to be confined to 

 Madagascar and the neighbouring islands ; should no mistake have 

 occurred in the labelling, the species must be included in the South 

 African fauna. 



Key of the Species. 



A. The fifth primary plain, not emarginated. 



[I. The second primary emarginated about an 



inch beyond the primar5- coverts ; smaller 



tarsus under 2'5 C. cincraceus, p. 368, 



h. The second primary emarginated at the 



level of the tips of the primary-coverts ; 



larger tarsus over 2'5 C. maerurus, ip. 970. 



B. The fifth primary emarginated like the others. 



a. General colour including the thighs black. C. maurus, p. 372. 



b. General colour brown, the thighs rufous ... 



a*. Tail banded C. ranivorus, p. S74. 



6'. Tail uniform grey C. aeruginosus, y). 37i. 



c'. Tail uniform dark brown C, ranivorus et C. aeru - 



ginosus, juv. p. 874, 



549. Circus cineraceus. Montagu's Harrier. 



Falco cineraceus, Montagu, Orn. Diet, i, p. K. 2 (1802). 



Circus cinerascens, Layard, B. 8. Afr. p. 34 (1867). 



Circus cinerarius, Gurney in Andersson's B. Damaraland, p. 33 (1872). 



Circus pygargus (nee Linn.) Sharpe, Cat. B. M. i, p. 64 (1874) ; id. ed. 



Layard's B. S. Afr. pp. 12, 795 (1875-84) ; Gurney, Ibis, 1875, p. 



222; Ban-att, Ibis, 1876, p. 195 [Lydenburg dist.] ; Shelley, Ibis, 



1882, p. 237 [Harts river] ; Butler, Feilden, and Reid, Zoologist, 



1882, p. 168 : Rendall, Ibis, 1896, p. 116 [Barberton] ; Shelley, B. 



Afr. i, p. 153 (1896) ; Beichenow, Vog. Afr. i, p. 534 (1901). 

 Circus cineraceus, Ayres, Ibis, 1877, p. 339, 1878, p. 283, 1880, p. 259 



[Potcbefstroom] ; Symonds, Ibis, 1887, p. 325 [Kroonstad] ; Marshall, 



Ibis, 1900, p. 255 [Mashonaland]. 



Description. Adult male. — Above, bluish-grey, the wing-coverts 

 a little darker ; primary coverts silver-grey, outer primaries black 

 throughout, inner ones slightly washed with grey at the tips and 

 along the inner webs, secondaries with a black bar most conspicuous 

 below ; tail-feathers like the back, all but the two centre ones with, 

 or with traces only, of five dark bars ; below, a paler bluish-grey, 

 abdomen, flanks, thighs, and under tail-coverts white faintly streaked 



