
SYSTEMATICALLY ARRANGED BY DR. T. T. KAUP. 
X 
8. Ff. aurantius, Lath.; F. rujigularis, Daud.; F. deiroleucus, 
Temm. 9, 348.— Breast and belly black with white fine bars. 8. 
America. 
9. F. frontaius, Gould, Birds of Austr.—Breast and belly ru- 
fous, with dark shaft-spots and black shafts. Australia. 
10. F. eleonore, Gené., Mem. ace. Tor. 1840, t. 2, p. 41, Ch. 
Bonap. Ic. d. Faun. ; F. arcadicus, Linderm. Isis, 1843; F. con- 
color, Temm. (Text.)— Wings without bands. The normal habit 
like F'. subbuteo ; the cinereous var. like F. concolor; yar. of F. 
tibialis, Africa, 8. Europe. 
ce. Subgenus, Gennaia, Kp. — Large falcons with short wings ; 
the first and second quills emarginated; middle toe as long as the 
tarsus or shorter. The Accipitrine type. 
ll. F. jugger, J. Gray, Ill. Ind. Zool.; F. lugger, Jerd.; F. 
behree, Lath.—The flanks and the tibial feathers mostly plain 
brown with clear spots. Asia. 
12. F. hypoleucus, Gould, Birds of Austr.— Clear cinereous 
with black shafts. Australia. 
13. Ff. » Ff laniarius et feldeggit, Schleg. Abth. 10, 11; 
F. tanypterus, Licht., Mainz. Collection.—Head rufous, without a 
black frontlet; breast and belly with round spots on the top of each 
feather. Africa, Dalmatia. 
14. F. cervicalis, Licht.; F. biarmieus, Temm. pl. col.; F. 
chiqueroides, A. Smith.—The rufous head with a black frontlet ; 
occiput with two brown spots. Africa. 
15. F. lamarius, Pall., Naum. t. 23; F. chervug, T. Gray, Il. 
Ind. Zool.— All the tail-feathers with clear rufous spots not ex- 
tending to the shaft. Asia and Eastern Europe. 
d. Subgenus Falco. — Large falcons with long wings, short tail 
and long toes; middle toe longer than the tarsus; only the first 
quill emarginated. The Aquiline type. 
16. I, peregrinator, Sundey.; F. sultaneus, Hodgs.; F. shaheen, 
Jerd. Ill. Orn. pl, 12.— Beneath, dark rufous; the crop-feathers 
on the tips with rain-drop spots. Asia. 
17. I. peregrinoides, Temm. pl. col. 479; F. frontalis, Daud. ; 
F. galericulatus, Shaw, Vaill. 28.—Beneath, white, with a light 
rufous tint; tarsus 41; middle toe 44 mm. long. Africa. 
18. /. peregrinus, Gmel.; pl. enl. 430, Naum. t. adult.— Breast 



