ir---------------------------------------------,jrprairie dogs: pictorial key to common north...
TRANSCRIPT
RODENTS: PICTORIAL KEY TO SOME COMMON UNITED STATES GENERA Harold Georee Scott and Margery R. Borom
. Ir---------------------------------------------,jr--------------------------.I ..... t." almost naked, ac:aly~ ...... tail almost naked, aDoulate,.. ...... tail hairy~
lorze (9-17"10IIfI) small (5-7 "Ioog) tailloog tail short bair short hair long
I ..... tail bones looger tban 1/2 body ~
lorze (about 16 "Ioog) small (7·9"loDg)
NeolOma WOOf) RATS
EmlmyKIII. WHITE-FOOTED MICE
..... tail booes lODger tban body .... tail buSh) tail DOt bushy
~ TREE SQUIRRELS
Qip'!!domy!. KANGAROO RATS
. 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 GROUND SQUIRRELS
Tamias-Easl EUl!mias-Wesl CHlPMJiNKS
ll!m!m WooUCtll:CKS
(X)
•
LONGER THAN HEAD + BODY
TAIL
SHORTER THAN HEAD + BODY
DOMESTIC RODENT FIELD IDENTIFICATION Robert .Z. Brown
ROOF RAT Rattus rattus
UGH SLENDER LARGE POINTED
( ( LARGE
JSE BODY
E~ EYE
l ) SMALL HEAVY
THICK SMALL BLUNT
NORWAY RAT Rattus norvegicus SCALE IN INCHES
;- - 2 ;
YOUNG RAT
LARGE LARGE
/ \ FEET HEAD
\ I S LL SMALL
HOUSE MOUSE Mus musculus
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'
ree tan RU lar, blun t elongate, pointed
RGIlUS norve,iclIs Rauus ,tttlus NORWAY RAT ROOF RAT
elongate, pointed rect.n~ul.r, blun.t with ridges
ovoid, pointed with ridllU
without rid,es length about 1/4-inch
Mus musculus
HOUSE MOUSE
lenll,b about I/S-inch
P~rip""J.ttJ .", .. ,i",.". AMERICAN COCKROACH
Peri,I.,..,,, "usua/asi".
AUSTRALIAN COCKROACH
witb ridRes length about 1/ 16-inch
B/alel/II g'''''Gflictl.
GERMAN COCKROACH
lenll,h abou, 1/16-inch
8 1./1. o,ioNt.li. - ORIENTAL COCKROACi or
Po,ip/ ••• t. /_li8in ... - SMOKY BROWN COCKROACH
lenll,h about 1/16-inch
P .. ,ipl"" .. UJ .,.,JI" ... BROWN COCKROACH
length about 1/32-ioch
Sup.llt, sllpell.cIUiu",
BROWN-BANDED COCKROACH
'All charac,eristks for average, dry, adulr droppings. S,udy groups, not indi.idual droppinllS,
183.
PRAIRIE DOGS: PICTORIAL KEY TO COMMON NORTH .AMERICAN SPECIES (Cynomys)
harry Weinburgh and Margery R. Borom
Tail black-tipped, long, more than 1/ 5 lotalle.81h (72-115 mm.)
Black on rail cov~rin, most of distal half MEXICO ONLY
C. "'~JCicG'''u
Terminal half tail .hile without dark center
Summer color reddish (cinnamon or clay color mixed with .buff); darker on rump
CENTI(Al VALLEYS OF UTAH
UTAH PRAIRIE DOG £..p.'flitl~".s
Tail white-tipped, short, less than 1/ 5 lot.1 le.81h (40-68 mm.)
Black on tan confined to distal .chird TEXAS TO SASI.ATCHEWAN
Terminal half, tail with darle: eenler (8ray)
GUNNISON PRAIRIE DOG
Summer color At.yish (pinkish buff mixed with hlack); dark patch on cheek and above eye
WYOWING. COLORADO, AND EASTERN UTAH
IIHITE-TAILED PRAIRIE DOG C. I~~c .. r~$
.184