Of Quadrupeds. 
The Guts may be reckon d Four. The Firft, which 
reacheth to the Cacum, above ? a yard long $ and near * of 
an inch over. 
The Cacum very large, near three inches long, and about 
i an inch over. Lies fpirally wound up on it felf. 
The Third, about three inches long, not above * th of an 
inch over. 
The Laft, about as long. Hath two Contractions and 
Dilatations 5 where wideft, * of an inch over. All the Guts 
together without the C tecum, not * of a yard : the fhorteft of 
all yetdefcribU 
Here are none of thofe Bags upon the Anus, above men- 
tioned. 
A Kau 
The Gulet of a RAT,is extream fmalljike that of a Squi- 
rel-y and inferted into the Stomach in the fame manner. 
The Stomach, with refpedt. to that of a Mole, very fmall 5 
fi. three times lefs : although the Body of a Rat, is above 
twice as big as the Body of a Mole. 
The fubftance hereof is alfo more plainly diflinguilh'd 
into two forts. One half, towards the left end, more pel- 
!uqd, thin and membranous. The other half, fc . from the 
nfertion of the Gulet to the Pylorus, more opacous, thick 
and Mufcular. 
1 The Guts may be accounted Five. The Firft, or Gracile, 
$ an' Eln long, and ? of an inch over. 
. The Second, or Amplum, 3 a yard long, and ? d of an inch 
aver. 
In thefe two together, are eleven or twelve Gutters of 
Glands $ every Clufter about the breadth of a Spangle. 
The Third, or Coecum, contained by a Ligament in an 
Orbicular pofture round about the Amplum. Above » an 
inch over, and three inches long. So that take it breadth 
and length, and it is as big as the Stomach it felf. 
The Fourth, I crave leave to call the Abomafideum : for 
that it is in figure or ftructure very like to that Ventricle in a 
Sheep or Cow, called the Abomafus. About two inches long 5 
and near its Con junction with the Caecum, ? d of an inch 
over , narrowing all the way to the other end. That 
B which 
