Yt eee 
tip of the tail ; 
MONOGRAPH OF THE FALCONID, 
a, Subgenus Strigiceps (part) Bonap. — The secondaries longer 
than the quills; the quills do not extend to the tip of the tall 
1-4 quills emarginated; bill slender as Spilocirens and Cirew. 
The Falconine type. 
1. Circus cyaneus, G. Gray; F. eyaneus, Linn.; pygargus, 
Linn., Naum. t. 39, 1, (6) 2, (2) 38, 2, (6 young). — g ash colow- 
ed, with white upper tail-covers, breast, belly, tibial, and under 
tail-covers. Europe, Africa, Asia. ; 
1. a. C. uliginosus ; F. uliginosus, Gmel., Wils. 51-2, young, 
Bonap. Am. Orn. t. 8, adult.— Very like ©. cyaneus, but the 
young bird is beneath rufous, without distinct spots. It is a sub 
species, climatic variety, or a race of C. cyaneus. 
2. C. melanoleucus, Vieill.; F. melanoleucus, Gmel., Vaill. 32. 
— ¢ Head, body above, parts of the wings and crop, black. Asia. 
3. C. acoli, Vieill; F. acoli, Daud., Vaill. 33.— $ The wings 
very short, extending to half the length of the tail; breast and 
beneath with rufous bars. S. Africa. 
4. O. maurus, G. Gray; F, maurus, Temm. pl. col. 461; A. 
Smith, Ill. of S. Afr. Zool. t. 58; C. ater, Vieill.— The total 
_ colour black or black brown. S. Africa. 
b. Subgenus Glaucopterya, Kp. — The secondaries shorter than 
half of the whole wings; 1-3 quills emarginated. The Milvine 
or Nauclerus type. 
5. C. cinerascens, &. Gray; F. cinerascens, Mont., Naum. t. 40, 
fig. 1 and fig. 2; g middle age, fig. 3; 9 young; C. montagui, 
Vieill., Gal. pl. 13. —With a black band over the quills. Europe, 
Africa. 
6. C. pallidus, Syk. Proc. 11, 80, 1830; C. swainsonii, A 
Smith, Tl. of S. Af. Zool. t. 43-44; gad.; middle age; 2 young; 
C. dalmatinus, Riipp., Mus, Senk., vol. ii. 1837.—Without a band 
over the quills. Asia, Africa, Dalmatia. 
¢. Subgenus Spilocircus, Kp.— The tibia and tarsus yery long; 
the secondaries longer than the quills which do not extend to the 
1-4 quills emarginated ; the feathers of the body 
with white round spots: the Dill stronger than the bill of the 
Strigiceps and Glaucopteryx. The true Aceipitrine type. 
7. C: jardini, Gould, Birds of Austr. x, 3.—Beneath, rufous, 
with white spots. Australia, 
d. Subgenus Spiziacireus, Kp.— The secondaries longer than the 
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