ANSEUINiK — TIIK (JKKSK — CilEN. 



439 



Chen hyperborena. 



THE SNOW OOOSE. 



Atuer hijperborfiM, Pai.i.. H|iic. /ool. Vlll. 17tl7, 80, 25, 1'l. fln ; (hkistcrn Sil»oiia) Zoog. RoHtM)-A«. 



II. l.S'JtI, 'JJ7. — Sw. it Kit II. !■'. U. A. II. isai, HI7. Svrr. Mmi. II. 1S;J4, :il». Aid. 



Orii. UioK. IV. 18;i», r.«2, j.l. 'Ml ; Syiiop. 18311, ^7:1 ; II. Am. VI. 184U, 'Jl-', pi. :W1. - H.\iiii>, 



H. N. Am. 1858, 7tlO ; Cut. N. Am. H. 18.11), no. 5«!1. — Coikw, Koy, 1872, '282; Clietk Lint, 



187;t, 11". 180; M. N. \V. 1874, 548. 

 AiiiiH /u)/" rl>i>rni.i, (J.mki,. S. N. I. ii. 1788, 604. — VVii,.s. Am. Oni. VIII. 1814, 76, |>l. <I8, I'. 3. 

 Vlll It hi/jxrliornin, lliili:, Wis, 1822, 5(i3. — UliKiw. Num. N. Am. 15. 1881, no. 51)1. —C'i>i:ks, Check 



List, 2at'tl. 1882. no. (W>. 

 ytniiji iiiviilin, FoiLsT. l'liilc)«. 'rniiis. I.XII. 1772, 413 (SeVLTli li.). 

 Tiit/iniia iiivcii, ISukiim, Vh),'. Pi'Utsclii. I8;il, 8.'il. 

 IHiiti' Itiiini, Lawson, Vmm\. 147. 



.S'«»ic UiMHv, I'KNS. Aivt. ZcH.l. II. 17!)0, 47!». - Lath. Syiioii. VI. 1785, 445. 

 Amur III bitiKH, ('AS.S. I'l'. I'hila.l. Ann!. 1851!, 41. — llAiiiD, W. N. Am. 1858, 1)25. 

 t'lini ulb<itii.i, Ki.i.iiir, llhistr. Am. II. II. 18(!i>, |.l. 42. 



Aiisi'f hititirliiinnn, viir. iiIIhiIiis, ('iiii>. Key, 1872, 282 ; Clifck List, 1873, no. 480(t. 

 Aiisrr liyjurhinriis, \t, iiIIhi/iih, ('(pcks, Kirds N. W. 1874, 541). 

 Clirn hiiiirrhonuaiilliiiliiii, liiimw. I'r. I'. S. Niit. .Mils. 1880, 202 ; Norn. N. Am. ». 1881, no. 501«. 



— CiiiTKs, Clurk List, 2il 111. 1H82, no. OUO. 



HaB. Till! wlldli! of Ninth Allirliril, 



lirei'iliii;; t'ur iioitli ; iiiori! riiii' mi .Atlantic. 

 ('iiiLst than wuHtwui'il. (iri'i'iiliiiiil ; lasnal in 

 Kiirii|ii!. .Soiitli to ('ul)a. 



Si". Chak. Adult: Kntiii' iiluiim{{i', ex- 

 cept the iiriiimrics, Hiiow-whitc, the heiul 

 sonii'tiiiii'.s staini'tl with oianj,'i'-riilous iintc- 

 rioi'ly ; |iriiiiai'ii's ili'i']i Mack, failing' liasallv 

 into j,'rayisli, the |ii'iiiiary coverti* anil aliilu 

 lii'iii)^' lioaiyash. liill |iiir|ili.ih reil, the nail 

 wliitish, anil the intcrtoiiiial space lilack ; 

 iris ilark brown ; eyelids whitish ; feet i)ur- 

 plc- or oraiit,'e-reil, the soles ilinny yellowish. 

 ViiHuij: Ahove, iiiehulin^' the lien'l ami neck, 

 pale cinereous, the feathers of the iloisal re- 

 ;;ion more whitish on their edges ; wiiij,'- 

 coverts and lertials dark cinereous centrally, 

 their edges liroadly juire white ; .secondaries 

 mottled cinereous, skirted with white ; pii- 

 niaries as in the adult. Uiiiii]), upper tuil- 

 covcrts, tail, and lower parts, ininiaculate 

 Miowy while, the tail and I'reast tinged with 

 pale ash. Head usually more or less tingt^il 

 with oraiige-nifou.s, this deepest anteriorly. 

 l>ill and feet dusky. />oirHi/ j/zn/ii;/ not seen. 



Total length, ahout .30.(K) inches ; wing, 

 ]r).0<)-l8.5O; culmell, 1.!):>-2.H() ; depth of 

 maxilla, at base, l.l.'i-l..')() ; tarsus, 2.8(>- 

 ;i.r)(); middle toe, 2.1()-2.!)(). 



There can be little qucstiou that two 

 forms of the Snow Ooo.st! e.\iRt in North 



America, distinguished by their size and also their geogrophicnl distribution, 

 which the name hyperboreus properly belongs, and of which (UbiUiw, Cash., is 



The 

 a pure 



smaller, to 

 synonyrae, 



