128 



Bulletin American Museum of Natural History. [Vol. XXXVI, 



?Clytoctantes alixi 

 Xenerpestes minlosi 

 Gymnocichla nudipes sanctae-martae 

 Todirostrum nigriceps 

 Corapipo leuoorrhoa 

 Paohyihamplius magdalense 

 Heleodjrtes zonatus brevirostris 

 Thryophilus leuootis 



Pheugopedius fasciato-ventris fasciato- 



ventris 

 Tanagra concinna 

 Tangara inornata 

 Phcenicothraupis gutturalis 

 Gymnostinops guatimozinus 

 Cacicus vitteUinus 



Tropical Zone Species which enter the Humid Cauca-Magdalena Fauna from the West. 



Crypturus "boucardi" (vide Scl. & Salv.) 

 Leptotila cassini 

 Oreopeleia veraguensis 

 Creciscus albigularis 

 Leucopternis semiplumbea 

 Electron platyrhynchus minor 

 Chsetura spinicauda fumosa 

 Androdon sequatorialis 

 Polyerata amabiUs 

 Heliothrix barroti 



Anthracothorax nigricollis nigricollis 

 Trogomirus strigilatus chionurus 

 Capito maculicoronatus rubrilateralis 

 Ramphastos swainsoni 

 Notharcus pectoralis 

 Nystalus radiatus 



Malacoptila panamensis panamensis 

 Monasa pallesoens sclateri 

 Melanerpes pucherani pucherani 

 Celeus loricatus mentaKs 

 Cniparchus hsematogaster splendens 

 Dysithamnus puncticeps puncticeps 

 Myrmopagis fulviventris 

 Microrhopias boucardi consobrina 

 Microbates cinereiventris magdalense 

 Myrmelastes immaculatus immaculatus 

 Phaenostictus macleannani macleannani 

 Myrmeciza maculifer cassini 

 Myrmeciza laemostiota nigricauda 

 " longipes panamensis 



Hylophiylax naevia nsevioides 

 Hylopezus perspicillata perspicillata 

 Xiphorhynchus lachrymosus alarum 

 Dendrocolaptes sancti-thomse sancti- 



thomae 

 Cnipodectes subbrunneus 

 ?Rhynchocyclus marginatus margiaatus 

 Pipra velutina 

 Manacus vitellinus milleri 

 Lathria unirufa castaneotincta 

 Lipaugus holerythrus holerythrus 

 Cotiaga nattereri 

 Neochelidon tibialis 

 Polioptila schistaceigula 

 Thryophilus nigricapiUus schotti 

 Leucolepis phaeocephalus phaeocephalus 

 Oryzoborus funereus 

 Dacnis venusta fuliginata 

 Dacnis egregia egregia 

 Tanagra saturata 

 Tangara larvata fanny 

 Ramphocelus icteronotus 

 Chlorothraupis ohvacea 

 Heterospingus xanthopygius 

 Tachjrphonus delatri 

 Mitrospingus cassini 

 Erythrothlypis salmoni 

 Zarhynchus wagleri wagleri 

 Cacicus uropygialis pacificus 

 Cyanocorax aflBnis affinis 



Tropical Zone Species which enter the Humid Cauca-Magdalena Fauna from the East.^ 



Odontophorus guianensis marmoratus 

 Aramides cajanea cajanea 

 Phaetusa chloropoda 

 Rhynchops nigra oinerascens 



Jacana nigra 

 Phimosus berlepschi 

 Jabiru mycteria 

 Agamia agami 



1 Only species which are unknown in western Ecuador, and whose eastern origin is therefore 

 undoubted, are here included. 



