194 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
436a. BUTEO BOREALIS KRIDERI Hoopszs, 
Krider's Hawk. : 
4366. BUTEO BOREALIS CALURUS (Cass.) Ripew, 
Western Red-tail. [20,24.] 
436c. BUTEHEO BOREALIS LUCASANUS Ripew. 
Saint Lucas Red-tail. 
436d. BUTEO BOREALIS SOCORROENSIS Rinew. 
Socorro Red-tail. 
437. BUTEO COOPERI Cass. 
Cooper's Henhawk. [29.] 
438. BUTEO HARLANI Aup. : 
Harlan'’s Hawk. [22.] 
439. BUTEHO LINEATUS (Gm.) JArD. 
Red-shouldered Hawk. [25.] 
439a. BUTEO LINEATUS ELEGANS (Cass.) Ripew. 
Red-bellied Hawk. [26.] 
440. BUTEO ABBREVIATUS CaBan. 
Zone-tailed Hawk. 
441. BUTEO ALBICAUDATUS VIEILL. 
White-tailed Hawk. 
442. BUTEO SWAINSONI Bonar. 
Swainson’s Hawk. [18, 19,21, 28.] 
443. BUTEO PENNSYLVANICUS (Wrts.) Be. 
Broad-winged Hawk. [27.] 
444" URUBITINGA ANTHRACINA (Licnt.) Larr. 
Mexican Black Hawk. 
445. ASTURINA NITIDA PLAGIATA (Licur.) Ripew. 
Mexican Goshawk. [33.] 
446. ONYCHOTES GRUBERI Rivew. 
Gruber’s Hawk. 
447. ARCHIBUTEO LAGOPUS SANCTI-JOHANNIS (GMEL.) RipGw. 
American Rough-legged Hawk. [30,31.] 
4438. ARCHIBUTEO FERRUGINEUS (LicuT.) Gray. 
Ferruginous Rough-leg. [382. | 
449. AQUILA CHRYSAETUS CANADENSIS (LinN.) RIDGw. 
Golden Eagle. [39.] 
450. THRASAETUS HARPYIA (Linn.) GRAY. 
Harpy Eagle. 
451. HALIHETUS LEUCOCEPHALUS (Liny.) Savic. 
Bald Eagle; Gray Hagle. [41, 43.] 
