IV BIRDS OF THE REPUBLIC OF PANAMA — PART 2 



Figure Pa 9 c 



6. White-fronted dove, paloma rabiblanca, Leptotila verreauxi verreauxi. 38 



7. Olive-backed quail-dove, paloma verdusca, Geotrygon veragucnsis. . . 51 



8. Scarlet macaw, guacamayo bandera, Ara macao 69 



9. Brown-throated parakeet, perico carisucia, Aratinga pertinax ocularis. 78 



10. Banded parakeet, perico fajeado, Bolborhynchus lineola lineola 83 



11. Blue-headed parrot, casanga, Pionus menstruus rubrigularis 97 



12. Yellow-headed parrot, loro real, Amazona ochrocephala panamensis . . 102 



13. Black-billed cuckoo, cuclillo piquinegro, Coccyzus erythropthalmus. . . 110 



14. Squirrel cuckoo, pajaro ardilla, Piaya cayana thermophila 117 



15. Greater ani, cocinera, Crotophaga major 122 



16. Smooth-billed ani, garrapatero comun, Crotophaga ani 126 



17. Groove-billed ani, garrapatero sabanero, Crotophaga sulcirostris sul- 



cirostris 130 



18. Striped cuckoo, tres pesos, Tapera naevia excellcns, with alula spread 



in display 134 



19. Rufous-vented ground cuckoo, hormiguero montahes, Neomorphus 



geoffroyi salvini 142 



20. Barn owl, lechuza, Tyto alba guatemalae 145 



21. Vermiculated screech owl, buhito jaspeado, Otus guatemalae vcrmi- 



culatus 149 



22. Choliba screech owl, buhito rayado, Otus choliba 151 



23. Foot of bare-shanked screech owl, buhito en pernetas, Otus clarkii, 



showing partly feathered tarsus 156 



24. Crested owl, buho penachudo, Lophostrix cristata 159 



25. Spectacled owl, buho de anteojos, Pulsatrix perspicillata 164 



26. Least pygmy owl, buhito enano, Glaucidium minutissimutn rarum. . . . 168 



27. Ferruginous pygmy owl, cocalito, Glaucidium brasilianum ridgwayi.. 172 



28. Mottled owl, buho montahes, Ciccaba virgata 176 



29. Striped owl, buho listado, Rhinoptynx clamator forbesi 181 



30. Oilbird, guacharo, Steatornis caripensis 187 



31. Lesser potoo, urutati, Nyctibius griseus panamensis 192 



32. Short-tailed nighthawk, tapacamino selvatico, Lurocalis semitorquatus 



noctivagus 198 



33. Lesser nighthawk, tapacamino menor, Clwrdciles acutipcnnis 200 



34. Pauraque, capacho, Nyctidromus albicollis 208 



35. Outline of head of Chuck-will's-widow, guaibaro, Caprimulgus caro- 



littensis, to show fringed rictal bristles 213 



36. Head of white-collared swift, vencejo cuelliblanco, Streptoprocne zo- 



naris albicincta 226 



37. Vaux's swift, vencejo oscuro comun, Chaetura vanxi 230 



38. Cayenne swift, vencejo gargantiblanco, Panyptila cayenncnsis cayen- 



nensis 245 



39. Long-tailed hermit, ermitaho rabudo, Phaetliornis superciliosus 267 



40. Head of sicklebill, pico de hoz, Eutoxcrcs aquila salznni 277 



41. Green-fronted lancebill, pico lanza frentiverde, Dory f era ludoviciae.. 280 



42. White-necked jacobin, colibri nuquiblanco, Florisuga mtllivora mclli- 



vora 288 



43. Rufous-crested coquette, coqueta corona leonada, Lophomis delattri 



lessoni 299 



