756 
SYSTEMATIC LIST OF ILLUSTRATIOJSS. 
Perognatlius monticola, Baird.—Skull, Plate LI, fig. 3. 
flavus, Baird.—Animal, Plate VIII, fig. 2. Details, Plate XXI, fig. 3. 
DIPODINAE. 
Jaculus hudsonius. —Details, Plate XXI, fig. 5. 
MUBIN AE. 
Mus tectorum, Savi.—Skull, Plate LII, fig. 6. 
Beithrodon montanus, Baird.—Teeth, Plate LIV, No. 1306. 
Hesperomys texanus, Woodhouse.—Animal, Plate VIII, fig. 1. Skull, Plate LII, fig. 5. 
boylii, Baird.—Animal, Plate VIII, fig. 3. Skull, Plate LII, fig. 3. 
palustris, Wagner.—Skull, Plate LII, fig. 4. 
Neotoma floridana , Say. and Ord.—Skull, Plate LII, fig. 2. 
mexicana, Baird.—Teeth, Plate LIV, No.-and No. 1674. 
fuscipes , Cooper.—Skull, Plate LIII, fig. 1. Teeth, Plate LIV, No. 936. 
occidentalism Cooper.—Animal, Plate IX, fig. 2. Details, Plate XXI, fig. 4. 
Skull, Plate LIII, fig. 3. 
cinerea. —Skull, Plate LIII, fig. 5. Teeth, Plate LIV, No. 1694. 
magister, Baird.—Lower jaw, Plate LIII, fig. 4. 
Sigmodon berlandieri , Baird.—Skull, Plate LIII, figs. 6-7. 
ARVICOLINAE. 
Arvicola townsendii, Bachman.—Teeth, Plate LIV, No. 1595. 
montana, Peale.—Details, Plate XXI, fig. 2. 
austera, Lee.—Teeth, Plate LIV, No. 1587. 
cinnamonea, Baird.—Teeth, Plate LIV, No. 1714. 
pinetorum, Leconte.—Teeth, Plate LIV, No. 1719. 
Fiber zibethicus , Cuv.—Teeth, Plate LIV, No. 626. 
HYSTRICINAE. 
Erethizon dorsatus. —Upper view of skull, Plate LV, fig. 3. 
epixanihus, Brandt.—Skull, Plate LV, figs. 1-2. 
LEPORINAE. 
Lepus glacialis, Leach.—Skull, Plate LVI, fig. 1. 
washingtonii, Baird.—Animal, Plate XV. 
campestris, Bach.—Skull, Plate LVI, fig. 2. 
callotis, Wagler.—Skull, Plate LVII, fig. 1. 
californicus, Gray.—Skull, Plate LVII, fig. 2. 
sylvalicus, Bach.—Skull, Plate LVIII, fig. 1. 
audubonii, Baird.—Animal, Plate XIII. Skull, Plate LVIII, fig. 2. 
trowbridgii, Baird.—Animal, Plate XIV. 
aquaticus, Bach.—Skull, Plate LIX, fig. 1. 
palustris , Bach.—Skull, Plate LIX, fig. 2. 
