240 BLUE IIAW^K, OR HEN-HARRIER. 



Lath. Ind. p. 48, Sp. 116. — Falco cinereus, It. Poseg. p. 27, adolescent Male. — 

 Falco ulbicoUis, Lath. Ind. p. 36, Sp. 81, adult South American Male. — Falco 

 huffonii, Gmel. Syst. i., p. 277, Sp. 103, Female and young American. — Falco 

 uliginosns, Gmel. Si/.it. i., p. 278. Lath. Ind. p. 40, Sp. 95. Sabine, Zool. Jpp. 

 to Frankl. Exp. p. 671, young American. — Falco ruhiginosus, It. Poseg. p. 29. 

 Lath. Ind. p. 27, Sp. 56, young. — Falco ranivorus, Daudin, Orn. n., p. 170. 

 Lath. Ind. Suppl. p. 7, young. — Falco enropogistus, Daud. Orn. ii., p. 110, ado- 

 lescent Male. — Circus enropogistus, Yieillot, Ois. Am. SejH. i., p. 36, PI. 8, 

 adolescent Male. — Circus Hndsonius, Vieill. I. c. i., p. 36, PI. 9, young. — Circus 

 uliginosns, Vieill. I. c. i., p. 37, Female and young. — Circus variegatvs, Vieill. 

 I. c. I., p. 37, Male changing. — Circus gallinarius, Vieill. Koiiv. Diet. d'Hist. 

 Nat. IV., p. 459. Circus cyaneus, In. xxxr., p. 410. — Circus cyaneus, BoiE. 

 Circus ranivorus, Vieill. Nouv. Diet. d'Hist. Nat. iv., p. 456, young African. — 

 Falco strigiceps, Nills. Orn. Suec. i., p. 21. — Falco torquafus, Briss. Orn. i., p. 

 345, Sp. 7. Id. 8vo. p. 100, Male and Female, Brunn, Sp. 14. — Falco Montanus 

 cinereus, Briss. Orn. i., p. 355, Sp. 9, Var. A. Id. 8vo. p. 112, adolescent Male. 

 — Accipiter Freti Hudsonis, Briss. Orn. vi., App. p. 18, Sp. 47. — Lanarius cin-j~ 

 reus, Briss. Orn. i., p. 365, Sp. 17. Id. 8vo. p. 106. — Lanarius albicans, BrisSo 

 I., p. 367, Sp. IS. — Subbuteo, Gessner, Av. p. 48. — Pygargus accipiter, Ray, Syn^ 

 p. 17, Sp. 5. Will. Orn. p. 40, PI. 7. — Falco plumbeus cuuda tesselata, Klei.n, 

 Av. p. 52, Sp. 22.— Lanarius, Aldr. Orn. i., PL 381, 382, adult Male.— LanariM? 

 cinereus, sive Falco cinereo-albus, Friscii, PI. 79, 80, adult Male. — Falco Monta- 

 nus secundus, Aldr. Will. PL 9, adult Male. — Albanella, Storia degli Ucc. i., 

 PL 35, adult Male. — Falco Pigargo, Id. i., PL 31, Female. — Autre Oiseau St. 

 Martin, Belon, Hist. Ois. p. 104. — L' Oiseau St. Martin, Buff. Ois. i.. p. 212. 

 Id. pi. Enl. 459, adult Male. Gerardin, Tabl. Elcm. Orn.i., p. 43.— ia Sou- 

 buse, Buff. Ois. i., p. 215, PL 9. Id. PL Enl. 443, young Female, 480, young 

 Male. Gerardin, Tabl. Elem. Orn. i., p. 37, Female and young. — Le Grenouil- 

 lard, Le Vaill. Ois. Afrique i., p. 63, PL 23, young. — Kore oder Ilalbu'eyhe, 

 Bechst. Tasch. Deutsch. p. 25, Sp. 20. Meyer & Wolf, Ois. d'Allem. liv. 27, 

 PL 5, adult Male, PL 6, Female. Naumann, Vog. Deutsch. ed. 2, i., PL 39, fig. 

 1, adult Male, fig. 2, adult Female, PL 38, fig. 2, young Ua]e.—3Iause Habicht, 

 Missilauche, Meyer, Boehm. Abh. 6, p. 313, adult Male. — Blue-Hawk, Edw. v., 

 p. 33, PL 225, adult MK\e.— Marsh- Hatvl; Edw. p. 173, PL 291. Penn. Arct. 

 Zool. Sp. 105. Lath. Syn. i., p. 90, Sp. 75, Var. A. Female and young. — Ash- 

 colored Mountain Falcon, Lath. Syn. i., p. 94, Sp. 78. Var. A. adolescent Male. 

 — Hen-Harrier, Y,dw. PL 225, very old Male. Will. (Angl.) p. 172. Alb. ii., 

 PL 5. Hayes, Brit. Birds, PL 1. Lewin, Brit. Birds, i., p. 18. Penn. Brit. 

 Zool. I., Sp. 58, p. 28. Lath. Syn. i., p. 88, Sp. 74. Id. Suppl. p. 22, adult 

 Male. — Ring-tail Hatch, Edtv. hi., pi. 107. Penn. Arct. Zool. Sp. 106, Female 

 and young. — Ring-tail, Will. (Ang.) p. 72. Alb. hi., PL 3. Hayes, Biit. 

 Birds, PL 2. Lewin, Brit. Birds, i., PL 18, Female. Id. PL 2, fig. 4, the egg. 

 Penn. Brit. Zool. Sp. 59. Lath. Syn. i., p. 89, Sp. 75. Id. Svppl. p. 22, Fe- 

 male and young. — White-rumped Bay Falcon, Lath. Syn. p. 54, Sp. 34, Var. B. 

 young. — Hudson's Bay Ring-tail, Lath. Syn. i., p. 91,.Sp. 76, young. — White 

 Lanner, Lath. Syti. i., p. 87, Sp. 73, adult Male. — Gray Falcon, Penn. Biit. 

 Zool. I., Sp. 49. Lewin, Brit. Birds, i., PL 15. Lath. Syn. i , p. 82, Sp. 67, 

 adolescent Male. — New York Falcon, Penn. Arct. Zool. ii., p. 209, adolescent 

 Male. — Ranivorous Falcon, Lath. Syn. Suppl. Female and young. White-necked 

 Falcon, It KTVL. Syn. Suppl. p. 30, Sp. 101, adult Male, South American. — Cayenne 

 Ring-tail, Lath. Syn. i., p. 91, Sp. 76, Var. A. young. — Falco glaucus, the sharp- 

 winged Haick, of a pale sky-blue color, the tip of the wings black, Bartr. Trav. p. 

 290, adult Male. — Falco subcceruleus, the sharp-winged Hawk, of a dark or dusky 



