15 
Howell Ten Neiv Mannots from North America. 
smallest known lonn in tlu^ j^eims. It is kiu)wn only from the Toyabe 
and loqnima Ranges bnt probably occurs, also, in other (kisert ranges in 
central Nevada. 
Marmota flaviventer nosophora * snbs]). nov. 
(I(M.l) I']NV.NrAN'l’LI<: 1) NIA RiM0'1\ 
J i/pe ivom \\ illow (Veek, 7 miles (\ast ol Corvallis, Montana (altitude 
40d0 leet). Adnlt female, No. 1()S,4!)4, U. S. National Mnsenm (Biologi¬ 
cal Survey (k)lk'ction); .April 8, B)10, A. II. Howell; original nnmber, 
172:!. 
Characters. Similar to 4/./. dacota, l)nt slightijf smaller; npperparts 
le.ss extensively reddish and more mixed with black, the nnderfnr decid¬ 
edly paler; lore part ot l)ack overlaid with a mantle of golden bnfT; skull 
averaging smaller, with relatively slenderer rostrum and mncli smaller 
palatal foramina. 
Measurements.—Aduh female (tyi)e): Total length, 58:i; tail vertebrae, 
1/0; hind foot, 75. Skull (type): (^ondylo-basal length, 70; zygomatic 
breadth, 53.2; breadth of rostrnm, 17. 
Remarks. —This race occupies the northern Rocky Mountain region, 
from Flathead Lake, Montana, sonth to the Wahsatch Mountains, Utah, 
and east to the Bighorn Mountains, ^^"yoming. It intergrades with avara 
at the northern end of its range, with dacota in AVyoming and probably 
with engethardti and parvuJa in Utah and Nevada, resj)ectively. 
Marmota flaviventer luteola snl)sp. nov. 
PARK NIARMOT. 
Ti/pe from AVoods P. 0., in Medicine Bow Mountains, AVyoming (alti¬ 
tude about 7500 feet). Adult male. No. 18(5,520, U. S. National Museum 
(Alerriam Collection, No. lUoif); August l;!, 1888, V. Bailey; original 
number, 148. 
Characters.—^unWar in color to dacota and nosophora, but paler and 
less intensely ocbraceous above and yellowish instead of deej) red below. 
Compared with engethardti: colors paler and more yellowish (less brown¬ 
ish ). Skull similar to that of nosophora, but averaging slightly kuiger and 
narrower, wdth longer rostrum and smaller audital bullae. 
Measurements. —Sub-adult male (type): Total length, (150; tail verte¬ 
brae, 182; hind foot, 00. Skull (old male from Alt. Lincoln, Colorado): 
Condylo-basal loigth, 02.5; zygomatic breadth, 50.4; breadth of ros¬ 
trum, 20.8. 
Remarks. —This subspecies occupies the mountains of northern Colo¬ 
rado and southeastern AVyoming (from the Laramie Alountains sonth to 
Park County, Colorado), intergrading with dacota on the north and with 
warrcni on the south. 
* In allusion (o the fact that the animal aids in the si/u'ad of Rocky Mountain 
spotted fever, through serving as a Iiost for the lever ticks. 
