924 



MONOOUArUH OF NOUTII AMERICAN KODKNTIA. 



Taiilr CXXXVIII.— £l4( of ipecimetn ixamlHed of Arctdmvs plavivkntkt.. 



i; i 



;Lr ^i; 



■ ; I , !: 



* In UuMum of Cuiap*i«UTe Zitiilogy, Cambridge, llaM. 



ARCTOMYS PRUINOSUS Gmelin. 



Hoary Varnot. 



Jrofomyi jWHiNonu Omrlin, Bjat. Nat. i, 17H8, 144 (= Hoary Marmot, Pttniiant).— Shaw, Gen. Zo61. ii, 



1801, 181 (aaine).— Sadink, Trans. Linu. 8oc. x<ii, IWU, ri8C (aauiu).— tlAKLAN, Faiin. Anier. 



I8-ir>, 169 (same).— KiciiAiiDtiON, ZoSI. Joarn. ill, 1828, &I8 ; Kauu. lior.-Anier. i, 18^, tOO.— 



Fi8CiiKi(, 8yn. Ham. 18'^J, 343.— Audubon & Baciiman, Qnaf . N. Anicr. iil, 1853, 17, pi. ciii.— 



• Uaibd, Mam. N. Amor. 1857, 345. 



ArcU)mD» caUgatut Esciischhltz, ZooI. Atlas. !i, 18i29, 1, pi. vi. — RlcnARDSON, Zoul. Beecbpy'a Voy. IS.tO, 

 7, 13' (from E-icbHoboltz).— Waonkr, Suppl. Scbreber'a Biiiiftet. !ii, 1843, iifiU (from tbe 

 aame).— SCHINZ, Syn. Mam. ii, 1845, (>3 (from tbe aamu).— Roiut, Kdinb. New Pbil. Journ. xiii, 

 1861, 162; Canad. Mat. and Oeol. 1861,434 ; Nat. Hist. Rev. 1808,874 (north to Arctic Circle).— 

 Allbn, Proc. Best. Boo. Nat. Hist, xvi, 1874, 2i>4. 



Arclomyt oka»aganu> Kino, Nar. Back's Joarn. ii, 1636, 236, pi. ii, 



Jrclomyii monax Waonkr, Snppl. Scbreber'a Siiuget. iii, 1843, 260 (in part).— MinDKNl>ORFF, Sibirische 

 Reise, ii, 1853, 85 (In part).— Cashin, U. 8. Expl. Expod. Mamm. 1858, 35 (Fort Okanagan, 

 Oregon). 



Hoary Marmot, Pennant, Hist. Quad, ii, 1781, 130; Arct. Zool. i, 1784, 113 i Sd ed. 1792, ISO. 



Z>(u btreifle Munteltliier, Sciiredbr, Siiuget. iv, 745 (from Pennant). 



HhMler, Uarhom, Journ. 1820, 427. 



Specific chahs. — Length of liead and body 53.00 to 25.00 ; of tail to 

 end of vertebrae 6.50 to 7.75 ; to end of hairs 9.25 to 10.50. Above, anteri- 

 orly, clear grayish-wiiitc, varied with black ; posteriorly grayish-fulvous and 



