. Ir---------------------------------------------,jr

RODENTS: PICTORIAL KEY TO SOM
Harold Georee Scot

. Ir--------------------------
..... t." almost naked, ac:aly~

lorze (9-17"10IIfI) small (5-7 "Ioog)

I

..... tail bones looger tban 1/2 body ~

lorze (about 16 "Ioog) small (7·9"loDg)

NeolOma EmlmyKIII.
WHITE-FOOTED
WOOf)
MICE
RATS

..... tail booes lODger tban body ....

tail buSh) tail DOt bushy

~ Qip'!!domy!. C

TREE KANGAROO G
RATS
SQUIRRELS S

ME COMMON UNITED STATES GENERA
tt and Margery R. Borom

--------------------,jr--------------------------.I
...... tail hairy~
...... tail almost naked, aDoulate,..

tailloog tail short bair short hair long

.j

..... t.,1 bone. shorter than 1/2 body ~

froot (eet enlarged (root (eet not enlAlJ!ed

~

MEAOOW
MICE

..... tail bones sborter than body -.::~-----------..........

large (about 15 "long) small (about 9" long) very large (about 26"loog)

Citellus Tamias-Easl ll!m!m (X)
EUl!mias-Wesl
GROUND WooUCtll:CKS •
CHlPMJiNKS
SQUIRRELS

DOMESTIC RODENT FIE
Robert .Z

ROOF RAT Rattus r

LONGER THAN UGH LARG
SLENDER
HEAD + BODY (
(
TAIL E~
BODY
SHORTER THAN SM
l
HEAD + BODY HEAVY
THICK

NORWAY RAT Rattus norveg

ELD IDENTIFICATION YOUNG RAT
Z. Brown

rattus

GE POINTED LARGE LARGE
LARGE
/ \
EYE JSE HEAD
FEET
I
\
SMALL
S LL

SMALL ) HOUSE MOUSE

MALL BLUNT Mus musculus

gicus

SCALE IN INCHES

;- - 2;

183.

DOMESTIC RODENTS AND COCKROACHES: PICTORIAL KEY TO DROPPINGS
Harold Georle Scott and Marlery R. Borom

lenRth over I 13-incb· · lenath under 1/4-inch'

reetan RU lar, blunt elongate, pointed

RGIlUS norve,iclIs Rauus ,tttlus
NORWAY RAT ROOF RAT

elongate, pointed rect.n~ul.r, blun.t ovoid, pointed
with ridges with ridllU
without rid,es witb ridRes
length about 1/4-inch length about 1/ 16-inch

Mus musculus B/alel/II g'''''Gflictl.
GERMAN COCKROACH
HOUSE MOUSE
lenll,h abou, 1/16-inch
lenll,b about I/S-inch

P~rip""J.ttJ .",.. ,i",.". 8 1./1. o,ioNt.li. - ORIENTAL COCKROACi or
Po,ip/•••t. /_li8in ... - SMOKY BROWN COCKROACH
AMERICAN COCKROACH

lenll,h about 1/16-inch length about 1/32-ioch

Peri,I.,..,,, "usua/asi". P.. ,ipl"" ..UJ .,.,JI"... Sup.llt, sllpell.cIUiu",
BROWN-BANDED COCKROACH
AUSTRALIAN COCKROACH BROWN COCKROACH

'All charac,eristks for average, dry, adulr droppings. S,udy groups, not indi.idual droppinllS,

.184

PRAIRIE DOGS: PICTORIAL KEY TO COMMON NORTH .AMERICAN SPECIES
(Cynomys)

harry Weinburgh and Margery R. Borom

Tail black-tipped, long, more than Tail white-tipped, short, less than
1/ 5 lotalle.81h (72-115 mm.) 1/ 5 lot.1 le.81h (40-68 mm.)

Black on rail cov~rin, most of distal half Black on tan confined to distal .chird

MEXICO ONLY TEXAS TO SASI.ATCHEWAN

C. "'~JCicG'''u Terminal half, tail with darle: eenler (8ray)
Terminal half tail .hile without dark center

Summer color reddish (cinnamon or clay GUNNISON PRAIRIE DOG
color mi xed with .buff); darker on rump
Summer color At.yish (pinkish buff mixed with hlack);
CENTI(Al VALLEYS OF UTAH dark patch on cheek and above eye

UTAH PRAIRIE DOG WYOWING. COLORADO, AND EASTERN UTAH

£..p.'flitl~".s IIHITE-TAILED PRAIRIE DOG
C. I~~c ..r~$