INDEX 



777 



Hawk, Santa Marta insect, 350. 

 semiplumbeous, 383. 

 Sennett's white-tailed, 232. 

 sharp-winged, 74. 

 short-tailed, 352. 

 Siberian rough-legged, 336. 

 Socorro red-tailed, 264. 

 Sonora gray, 362. 

 Sonoran frog, 523. 

 southern zone-tailed, 279. 

 Swainson's, 295. 

 swallow-tailed, 85. 

 Tehuantepec insect, 343. 

 Texas red-shouldered, 289. 

 Tres Marias red-tailed, 264. 

 v/estern dusky, 374. 

 western pigeon, 702. 

 western red-shoulclered, 287, 

 western red-tailed, 246. 

 Yucatdn insect, 342. 

 Hawks, 63. 

 bird, 140. 

 duck, 544. 

 round-winged, 210. 

 Helicolestes, 66. 



hamatus, 136. 

 Helotarsus, 63. 

 Helotriorchis, 546. 

 Hemeroharpages, 2. 

 Hemiaetos, 212. 

 hemidactvlus, Falco, 521. 



Nisu's, 521. 

 Hemihierax, 546. 

 Hemiierax, 546. 

 hemilasius, Buteo, 324, 325. 

 Hemirostrum, 130. 

 Henicopernis, 63, 81. 

 henshawi, Astur atricapillus, 162. 

 Herpethoteres, 550. 

 Herpethotheres, 550. 

 Herpetotherae, 548. 

 Herpetothere cachinnans, 555. 

 Herpetothereae, 548. 

 Herpetotheres, 62, 63, 544, 545, 548-550, 

 558, 612. 

 cachicamus, 558. 

 cachinans, 555, 556. 

 cachinnans, 551, 553, 554, 556. 

 cachinnans cachinnans, 551, 555, 



557. 

 cachinnans chapmani, 551, 552, 



555, 556, 558. 

 cachinnans excubitor, 555. 

 cachinnans fulvescens, 557. 

 cachinnans maestus, 558. 

 cachinnans queribundus, 551, 552. 

 sociabilis, 130, 133. 

 herpetotheres, Cachinna, 558. 

 Herpetotherinae, 543, 545, 548, 550, 558. 

 Heteroaetus, 212. 



Heterospizias, 63, 67, 140, 204, 396. 

 meridionales, 209. 

 meridionalis, 205, 206, 208, 396. 

 meridionalis australis, 205. 

 meridionalis meridionalis, 205, 209. 



Heterospizias meridionalis rufulus, 205, 



208. 

 hiemalis, Astur, 286. 

 Buteo, 286. 

 Circus, 286. 

 Nisus, 286. 

 Hieracidea, 612. 

 Hieracospiza, 141. 

 Hicraspiza, 141, 142, 143. 

 Hieraspizia, 141. 

 Hieraspizias, 142. 

 Hierax, 141, 615. 

 Hierofalco, 547, 615, 621, 631. 

 atricapillus, 153. 

 candicans, 645. 



( = Falco) candicans, 645, 648. 

 grebnitzkii, 648. 

 gyrfalco, 642. 



gyrfalco candicans, 645, 647. 

 gyrfalco gyrfalco, 642. 

 gyrfalco islandicus, 640. 

 gyrfalco islandus, 640. 

 gyrfalco labradora, 646. 

 gyrfalco obsoletus, 643. 

 gyrfalco sacer, 645, 647. 

 holboelli, 646. 

 islandicus, 640. 

 islandus, 640. 

 islandus holboelli, 646. 

 labradora, 646. 

 labradorus, 646. 

 mexicanus, 630. 

 mexicanus polyagrus, 631. 

 rusticolus, 641. 

 rusticolus alascanus, 648. 

 rusticolus islandus, 640. 

 rusticolus sacer, 645. 

 sacer, 645. 

 sacer obsoletus, 643. 

 uralensis, 648. 

 Hierospiza, 141. 

 hinnularius, Falco, 481. 

 Hipomorphnus, 388. 

 gundlachi, 408. 

 Hiracospizias, 141. 

 Hobby, orange-breasted, 673. 

 holboelli, Falco, 646. 



Falco rusticolus, 646. 

 Hierofalco, 646. 

 Hierofalco islandus, 646. 

 hobnbergianus, Micraetus, 93, 100. 

 hudsonicus, Circus, 513. 

 Circus cyaneus, 515. 

 Strigiceps, 514. 

 hudsonius, Circus, 74, 505. 

 Circus (Strigiceps), 513. 

 Circus cyaneus, 500, 514, 515. 

 Circus cyaneus hudsonius, 515. 

 Falco, 505. 

 Strigiceps, 513. 

 hvemalis, Astur, 286. 

 Buteo, 286. 

 Circus, 286. 

 Falco, 170, 286, 287. 

 Hyerofalco, 615. 



