Order ACCIPITEES.] [Fur. FALCONIDiE. 



CIBCUS GOULD! 



(GOULD'S HARRIER.) 



Circus assimilis, Gray, Toy. Ereb. and Terror, Birds, p. 2 (1844, nee J. & S.). 

 Circus gouldi, Bonap. Consp. Gen. Av. i. p. 34 (1850). 

 Falco harpe, Haast, Layard, Taylor (nee Forst.). 

 Falco aurioculus, Ellrnan, Zoologist, 1861, p. 7464. 

 Circus approximans, Gray, Hand-1. of B. i. p. 36 (1869). 



Native names. 



Kahu and Manutahae ; also Kahu-korako and Kahu-pango, to distinguish the very old and 

 the young birds. 



Ad. supra brunneus, sub certa luce cupreo nitens, dorsi plurois plus minusve fulvo lavatis et terminatis : pilei 

 plunris medialiter et longitudiualiter nigris, ferrugiiieo marginatis : nucha cum collo postico et laterali 

 elarius fulvescentioribus : regione oculari nigra : facie laterali brunnea, plumis medialiter nigris : radio 

 faciali saturate brunneo, ferrugineo tincto et fulvescenti mixto : dorso postico brunneo, plumis late 

 fulvo terminatis : uropygio imo et supracaudalibus albis, his fascia fulva anteapicali transnotatis : 

 tectricibus alarum dorso concoloribus, minimis fulvo et albo lavatis : ala spuria cinereo lavata : 

 remigibus brunneis, ad apicem saturatioribus, extus argenteo-cinereo lavatis, saturate brunneo trans- 

 fasciatis : cauda cinerea, rectricibus exterioribus ferrugineis, plus minusve albicantibus, pennis centrali- 

 bus distincte, exterioribus irregulariter brunneo transfasciatis, omnibus ad apicem albis : cauda subtus 

 albicante, fasciis brunneis interrupts notata : subtus lactescenti-albus, paullo fulvescens : gula brunnea, 

 plumis mediabter nigris : pectore toto distincte brunneo longitudiualiter striato : cruribus paullo 

 ferrugineo tinctis, suprk anguste ferrugineo striatis : subalaribus albis, maculis ferrugineis et brunneis 

 notatis : cent et pedibus flavis : rostro et ungulis nigris : iride lsete flava. 



2 mari paullo major et fere pallidior : scapularibus rufescenti-albo terminatis. 



Juv. chocolatinus, cupreo nitens, pileo vix nigricantiore : nucha albicanti-fulvo notata : subtus ferrugineo tinc- 

 tus : cauda subtus albicante, supra chocolatina, ferrugineo marmorata. : remigibus subtus ad basin 

 lactesceutibus, plus minusve brunneo marmoratis : cera et pedibus flavis : hide saturate brunnea. 



Adult male. Upper parts dark broTvn, the feathers of the head and neck broadly margined with reddish 

 fulvous, the wing-coverts and scapulars terminally edged with pale rufous brown ; quills black, with the 

 outer web silvery grey, obscurely banded ; tail, when closed, light silvery brown, with interrupted 

 transverse bars and a subterminal band of dark brown ; the lateral tail-feathers washed with rufous ; the 

 bars more conspicuous when the tail is spread ; upper tail-coverts pure white, barred near the tip with 

 rufous brown; superadjacent feathers tipped with rufous. Underparts generally pale fulvous, with a 

 broad dash of rufous brown down the centre of each feather, these markings being thickest on the breast 

 and sides ; tibial plumes paler fulvous, with the central streak much reduced ; the axillary plumes, which 

 are remarkably long, pale rufous, barred with darker rufous ; under surface of wings and tail light fawn- 



C2 



