Mcrrla))} — f)(’S(‘ri'})l ions of Kcw Ijcors from A^orlh Aincrird. 
isr, 
hufl'; claws sliorl for a (iri/./Jy, ratlior lliick, niodcratcly curved, |»alo 
yellowish on upi>cr surface and tips, brownish horn color on sides. 
Color. —Muzzle very pale drab brown, cbaiij^inc: to darker In-own on 
bead, face, and chin; darkest around ears; top of lu'ad, clu'eks poster¬ 
iorly,* ears, l)ack and thighs washed with bull’y whitish from ahundan(!(‘ 
of hufly-tippe<l hairs; fore leg and lower part of hind leg and leet very 
dark (almost blackish brown); long hairs of Throat and axillary region 
pale yellowish; of rest of under ])arts dark brown. 
Cranial characters. — ( Ad. male, the type) Similar in geiK'ral to slwshonc 
but vault of cranium lower, frontal shield less ascemding, flatter, and 
e(pially short posteriorly; postorbital ])rocesses long, slender, slightly 
decurved; rostrum narrowing anteriorly (we<lge shap('); posterior halt 
of nasals rising in same ])lane with fnmtal shield; sagittal crest long, 
high, and convex, reaching anteriorly about 40 mm. over Irontals; 
frontal part (jf braincase keeling into crest as in shoshonc; zygomata less 
outt)owed ; lower jaw lougi'r; coronoid blade broadc'rand shorter, (’anines 
rather shoit and thick. iMolars broa<l and ratlu'r short, materially 
broader and more massive than in shoslione; mbroadly subtriangular, 
the heel short and rounded posteriorly. 
Ursus klamathensis sp. imv. 
77//)c Xo. 17S7;)b d' adult, U. S. Nat. Mus., Biological t^ui-vey Coll. 
From Beswick, near mouth of Shovel Cre('k, Klamath River, north¬ 
eastern (California. Collected and presentx'd by Cbarles Farwell ImIsoii. 
Characters. — Size of male large; skull in geiu'ral of tb('. shoshone type, 
but larger and with heavier canines. Claws moderate, rather strongly 
curved, horn color washed with yellowish basallyand with pale yellowish 
markings at tips; marked longitudinally with line parallel striae. Skin 
characters unknown. 
Curiously enough, Ursus klamathensis does not reepure close comparison 
with any of the other species iidiabiting California, its oidy near relative 
t)eing fUsus shoshone oi the Rocky iMts. of Idaho. I'cmale unknown. 
Cranial characters. — Skull large and rather highly arcla'd; highest on 
posterior part of frontals; rostrum long, high, and ascimding in plaiu* ot 
frontal shield; fronto-nasal n'gion elevated, scarcely it at all dished; sagit¬ 
tal crest long and well ih^veloped ; frontal shield (lat, slo])ing, and rather 
short-pointed; lachrymal duct oi)ening on orbital rim (rather posteriorly 
than anteriorly); zygomata moderately spreading, not expanded pos¬ 
teriorly ;t anterior (frontal) partof braincase “ keeling ” into sagittal crest ; 
occiput produced posteriorly (overhang much greater than in californicus); 
squamosal shelves long and broad; ])alate rather flat; occipito-sphenoid 
length S9 mm.; basioccipital very broad anteriorly; mastoids vertical, 
short; lower jaw long; coronoid blade high; ramus excc'ptionally broad 
* The long wliitish-tipi'cd liairs of the old coat ha ve fallen out on (he cheeks and 
anterior part of head nearly to ears. 
tAn old skull of an ad. male (Xo. hitVil (1. S. Xat. Mus.) from Uairdon thelowor 
McCloud River, Calif., has the |)osterior or S(|uamosal part ol thi'zygomata abruptly 
expanded. 
