CLASS MAMMALS : ORDEE QUADRUMANA. 19 



Mg. 6. 



Skeletons of Orang, Chimpanzee, and Man. 



The order is divided into families as follows ; 



36i 



OUADRUMANA. 



f Head oblong ; dental formttla as in 

 MAN ; nostrils catarhine (oblique) ; 

 nails flat on all thb fingers. 

 Head round ; 



2-3^ 1-1 ^ 3-3 ^ 3-3 

 2-3' 1-]' 3-3' 3-3 

 nostrils platyrhine (wide apart) ; nails 



SOMEWHAT compressed. 



Head pointed; dentition as in Cebid^ ■ 

 nostrils strefsorhinb (twisted* ; nails 



FLAT except A LONG CDKVKD CLAW ON 

 THE first finger, SOMETIMES THE FIRST 

 TWO FINGERS OP THE HIND FEET. 



> Simiidae. < 

 Cebidae. -| 



EXAMPLES. 

 Monkeya 

 o/ihe 

 Old World. 



Lemuridae. 



Monlceys 



oftJiti 



New Woi-ld. 



Monkej/3 



of 



Uadagaecar. 



Simiidae. — The Catarhine Monkeys, "with the exception 

 of a single species found upon the Eoek of Gibraltar, belong 

 to Asia and Africa. This family comprises animals which 



