DIPUS. 
ja.ma, and it 1s to be fognd in the graffy hills of the Tanais, 
of the Volga, of the Rhymaus, and the Irtis. It is to this 
variety that we are to refer the animal which Dr. Shaw has 
erroneoufly defcribed under the name of daman ifraél, and 
which is the fize of the rabbit. The third variety is found, 
with the large one, towards falt meridional marfhes ef the 
“Cafpian fea, and with the middle — iss in vicinity 
of the Volga, and of the Rhymn ve it the 
name of uc jalma ; itis the fmallett of . cee ey 
rgeft, or marine ja ima, i3 the fize of a fquirrel; the m 
ae fized, or ae is about as biz asa rat, and the finale 
‘fearcely fo lar rge asa Ae d-moufe. 
toes on the hinder t; and int reat nomber which 
‘MM. Pallas examined, he never faw a fingle variation as to the 
number of toes. But what bas led Buffon and Sonnini 
into an error, is the faulty defcription given by Gmelin, who 
never faw bat a fingle fpecimen, probably aieaed and 
«which prefented to him only three toes, and a {pur, or four 
‘toes. H+ is kewife-mifaken with refpe& to the manners 
of this animal, in afcribing to it thofe of the depus st 
an error which has been fince plas by the younger Cmeli 
‘Mefler-Chmidt, who had left a good defcription of this ani- 
mal, does not pretend to fay that it had only four toes. It 
muft be admitted then, that this {pecies is entirely diftinet 
from the other, which has three toes on the hia der foot.’ 
ofteri 
varieties, 
‘both in fize and ealeue and alfo in their ol habits of 
life. 
Jacurus. Tail, very long, with fubpennated black and 
-white tip : potterior legs large and five clawed. Pallas. 
Alagtaga, Schreber. Siberian Ferboa, Pen 
“his agrees in appearance with the Peeps Jerboa, but 
grows to a larger fize: it is cay Seapis Brel by the 
‘remarkable ona of the-hind feet, e of which has a 
‘pair of very confpicuous f{purs, or nadisional toes fituated at 
-fome dif bea above the front toes, and which are furnifhed 
-wit 
op 
© appearance of 
a dufky band acrofs the eee ‘part of le back, or an 
é 
d the under parts white. The 
Lan of the body is about eight inches, ard of the tafl ten. 
According to Dr. Pallas it is found fromthe Cafpian fea to 
It inhabits dry 
by a white line, and a whitifh zone orcircle furrounding 
the nofe; the other is ee pigmy Siberian aie Wee refem- 
bles the former but itcle the > an 
has a {maller tuft to he tail, and is copa ans oe ite fize 
is much inferior. Both inhabit the fame countries, and agree 
in their habits of life, burrowing in hard clayey ground, not 
only in high and dry {pots, but even in low and falt places. 
They dig holes with their fore feet and teeth forming oblique 
and winding burrows of fome yards in length, and ending in 
a large hole or neft, in which a ftore of provifion, confilting 
of herbs, is preferved. They are faid to r about 
chiefly by night, and to fleep ie up with the head between 
the thighs: they are extremely nimble, and on the approach 
of danger {pring forward fo fwiftly that a man well mounted 
.ean {carcely overtake them. Thefe adnate are faid to be 
a) fond of the roots of tulips and other bulbous 
pl that ae the winter, they fleep in the manner 
ormice 
Mr. Bruce is baieed to allude to this fpecies, when 
{peaking opens Arabs of the kingdom of Tri 
mp:cy in hunting the 
oe of ate fon of Sidi Youngis, and grandfon of Ali 
Bey, who had been flrangled by the Algerines, when that 
capital was vag being then an exile at Algiers, made a 
prefent to Bruce of a {mill grey- aoe which often 
gave bim aecellen: fport. “It ma rhaps be imagin ned 
(fays Mr. Brece) that a chafe between ae two creatures 
couid not be lony: yet I have often fcen, in a large in- 
a or court-yard, the prey-hound employ a quarter of 
n hour before he could mafter his nimble ay 
forall fize of the creature affited bim much; and had not 
the grey-hourd been a praétifed one, and made ufe of ‘his 
feet as well as teeth, he ra have killed | two antelopes in 
the time = could have kille 
Carer. Ferruginous abo th pale-afh: ts 
feet peesos pofterior four: ta il villofe with blac 
Palmis pentadady lis, plantis fig salle Schreber. pae 
saben Forfter. erboa, Pen 
e lar argelt of the genus, and inhabits the mountainous 
ee to the north of the Cape of Good Hope. Itslength 
from the nofe to the tip of the tail near fifteen inches. The 
; e 
large; whifkers long and black ; t 
of the fame coiour with the body for half its length ; ; the 
remainder blackifh, and extremely hairy. It is an animal o 
great ftrength and aftivity, and will {pring to the diftance 
of twenty or thirty feet at once. burrows in the ground 
like the fmaller kinds of jerboas with great care and expe~ 
dition by meane of its fore feet which are armed with ftrong 
claws. It feeds like the {quirrel feated on its haunches, and 
alfo fleeps in ak pofture ; it makes a grunting noife; and is 
eaten by the natives. This a is ice : 7 fixth 
fupplemental velume of Buffor ‘ape it 
s known a the Du - peer by ie name of 
Springen Haat, iaaipine Har 
nus. Yellowihh, beneath white ; 
toed with ie rudiment of another: 
tail colour of the body. 
fore feet three- 
pofterior feet five-toed ; 
Dipus meridianus, Schreber. Jus 
meridianus, Pailas. Faculus palmis tetradadiylis, plantis pen- 
tada&ylis, Ersleben. Torrid Ferboa. 
ccording to profeflor Pallas, this {pecies was firft figured 
by Seba, whofe {pecimen had not attained to full maturity, 
In 1770, Pallas received fpecimens that were taken on the 
borders of the fandy defert of Naryn, between 46 and 47 
egrees north latitu ie burrows which thefe animals 
formed in t y foil had a triple entrance, and we out 
n ell deepin the gr fize of the animal is between 
ing the great length of the hind legs, it - not leap like 
the reft of the jerboas, but runs in the mannet of the rat 
tribe ; and on cin account Mr. Pennant places j it in his di- 
vifion of jerboid rats. The length, from the nofe to the ori+ 
gin of the tail, is rather more than four ree and the tail 
itfelf exceeds three. The n 
the fore legs fhort, wit 
a thumb; the hind legs long and flender ; the cxterior one 
fho 
