54 CLASS<. ORDER It. & IIT. 
ORDER 2. QUADRUMANI. 
A ving four’ hands and cuspidate teeth. 

Sin A, (ape, monkey, ourans- -outang,) front 
teeth four in each j jaw, placed near together 5 ca- 
nine teeth solitary, longer than the ethene, dis- 
tant from the remaining teeth or grinders ; grind- 
ers obtuse. 
Lemur, (macauco ape,) front teeth in the upper 
jaw four, intermediate ones remote : in the lower 
jaw six, longer, stretched forward, compressed, 
parallel, approximated ; canine teeth solitary, ap- 
proximated ; grinders several, somewhat lobed, 
the foremost somewhat longer ‘and sl harper. 
Remarks. This order of animals appreaches 
the first order in some particulars. But they are 
decidedly quadrupeds; as they always walk upon 
four legs. They have four hands, though they 
walk upon t them. “For the thumb is always plac- 
ed opposite to the other fingers, as in the human 
hand—never parallel to them like the first toe of 
a foot. 
The brain differs widely from the human brain. 
‘The cerebr rum is divided on each side into three — 
‘lobes, whe re: 1s the buman brain consists of one 
tohe only wi side. 3 

ORDER 3. CS 
: stances. ee 
Sec. A. eee Lfootell animals. 
4 Vesperri.io, (bat, -flying- mouse,) teeth erect, 
sharp-pointed, approximated, hands palmated 
