Phoebastria immutabilis. 915 



Haro rojiyôoBaTO-clparo nB'BTa; no Fisher'y k^iobij CB'BTJio-3ejie- 

 HOBaTHfl. B-b mKypKaxt kjhobt. aceJiTBiâ et TeMHOË BepmnHon, 

 Horn JKeaxoBaTbifl. OdHaJKeHHbiiî culmen 113.0 — 106.7, Kpbuio 

 483.0 — 470.0, XBOCTt ok. 142.0 — 150.0, njnocHa 79.o — 90.o, cpejLH. 

 nasent et KorTeM-B 112.0 — 101.6 mm. 



BDHomecKiË napajx noxosnTt Ha B3pocnbin, no KpafiHefl 

 MÊpi rpy^s h Becb hhs-b rfjia Bt, neM't i mcTO-6 , EJibie (Roth- 

 schild). 



IlyxoBHSHHH Hapa^t. HejiaBHO BBTaynnBmiûca mènent 

 noKpHT-b c'BpoBaTO-ôypbiMii npHMop^iaJiBHHMH neptaMH, KOToptm 

 y ocHOBaHia TeMHaro iibiMqaTO-ôyparo nB'BTa. BnocjrEflCTBiH cb'bt- 

 jiHe koh^hkh nepBeBT) oÔHamnBaiOTCiî n nyxt stott. CTaHOBnrcfl 

 TeMHO-ôypbiMt ; pa^yacnea ôypaa, kjiiob-b HepHOBaTO-6ypbiîî (Roth- 

 schild); no ScHAuiNSLAND'y kjiiob'b TeMHaro CBUHnoBaro nB'BTa, a 

 Horn ôypoBaTo-cTÊpbifl. — Ho Fisher'y nTeHnbi, aocTnrnrie % okoh- 

 naTejibHaro pocTa, noKpHTH Ha rpyjui n ôpioxî; 6"bjihmh nepBJiMn 

 ioHoniecKaro Hapa^a, noxoiiflinnMn Ha nepBH B3pocaHX'b nTHnt, 

 a Ha ocTajibHbixt lacTaxt T'ÈJia 6ypHMt nyxoMt, KOTopbnï oieHB 



JJIHHeHl, KpOMTÈ rOJIOBbl, r,Tb' OHT> KOpOTOK-b; KJIIOB'B y TaKHXT> 



nTeHnoBt Teimaro, rpa3Haro, esparo nB'BTa. CnnHa h Kpbuio no- 

 KpbiBaioTca lOHoraecKHMH nepbSMn cKopo nocji'E rpyjin n 6pioxa, 

 ho Maxn BbipacTarorb 3HaiHTejibHo uo35Ke. 



Rothschild 1 ) hm'Èji'b hèckojibko ajiBÔHHOcoB'B; oflHffB ôbuit 

 cnjiomB ô'BJii.ifl, y jipyroro tojibko KpbiJii.ii esparo nn-ÉTa, y 

 TpeTbaro n ^eTBepTaro cnnHa ô^aHO-cEpaa, KpHUba n xBOCTt 

 nïsHCHaro JKeMqyacHO-ciparo nB'BTa, ho y ojpHoro xboct-b ôyp'Be: 

 y .nsyx'B nocji'tflHux'B, MOJiojibix'B nTnn-B. ocTaBmiacfl Ha htèkoto- 

 pHxt nacTHx-B TBJia npnMopiiiajiBHHfl nepba ôbijin *racTO-6'BJibia, 

 TaicB ito anbÔHHHSM-B npoHBiuica yace bi nyxoBn/iHOM'B HapajrjÈ; 

 hoth y bthx-b nTHOt ÔJi'BAHaro TTiJiecHaro nB'BTa. 



îîfina. BoceMB aunt, kt> coacaji'EHiio Hen3B'BCTHO Kor.ua co- 



6paHHHX"B, CUJIBHO BapBHpyiOT-B no RoTHSCHILD'y *) KaK-B B-B 

 c|)OpMB, TaKt II BT, OKpaCK'BJ flBa KpaBHHX'B Tina TaKOBbi: OflHO 



CHJibHO npoaojiroBaToe, 62.5X111.5 mm, rpH3HO-6'BJiaro nBTÊTa b-b 



OOHJIBHBIX-B KpynHHX'B n MeJIKIIX'B ÔypOBaTO-KpaCHHX-B naTHax-B, 



KOTopbia cocpesoTO'qeHH rjiaBHHMt oôpa30M-B Ha oôohx'b koh- 

 Hax-B, b-b cepeAHH'B ace pa3ÔpocaHH Jinmb itoe-rjii; spyroe oHeHB 

 tojicto n KopoTKo, 70.o X lOO.o mm, cnjiomb ôypOBaTo-acejiTaro 



1) Avif. Laysan, pp. 57, 292. 



58* 



