FALCONIDJE. 
483 
2362. Circus hudsonius. 
Falco hudsonius , Linn. Syst. Nat. i. p. 128. 
Circus hudsonius , Strickl. Orn. Syn. p. 150: Sharpe, Cat. B. 
i. p. 55. 
a Mexico ( T. Mann ) 1844. — b, — c Guatemala (J. Constancia ) 
1851. 
a was referred in the ‘Ornithological Synonyms’ to C. cinereus but 
it is the skin of an adult male of this species. 
2363. Circus macruruh 
Accipiter macrourus, S. G. Gmelin, N. Comm. Petrop. xv. 
p. 439. 
Circus macrurus, Sharpe, Cat. B. i. p. 67. 
Circus pallidus, Strickl. P. Z. S. 1850, p. 216 (ex Sykes). 
Circus swainsoni, Strickl. Orn. Syn. p. 151 (ex Smith). 
a Madras (T. C. Jerdon ) 1845. — b Khartoum (J. Petherick) 
1848. — c S. India (T. C. Jerdon) 1850. 
c is referred in the ‘ Ornithological Synonyms ’ to C. cyaneus but 
it really belongs here. 
2364. Circus cineraceus. 
Falco cineraceus , Mont. Orn. Diet. i. sign. K. p. 4. 
Circus cineraceus , Newton, ed. Yarr. Brit. B. i. p. 138. 
Circus cinerarius, Strickl. Orn. Syn. p. 152 (ex Mont. Trans. 
L. S.). 
Circus pygargus, Sharpe, Cat. B. i. p. 64 (ex Linn.). 
a (Askew) 1836. 
A species of wide range in Europe, Africa and India. 
2365. Circus maurus. 
Falco maurus , Temm. PI. Col. 461. 
Circus maurus , Strickl. Orn. Syn. p. 153: Sharpe, Cat. B. i. 
p. 60. 
a (Arthur Strickland ). 
A South- African species. 
2366. Circus melanoleucus. 
Falco melanoleucos, Gm. Syst. Nat. i. p. 274. 
Circus melanoleucus , Strickl. Orn. Syn. p. 154: Sharpe, Cat. 
B. i. p. 61. 
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