24 CHORDATE ANATOMY 



Lemuroidea. "Half-apes." Thumb not fully opposable. 

 Anthropoidea. Thumb or great toe, except in New World monkeys, 

 opposable. 



Sub-Orders of Anthropoidea 



Platyrhina. With broad nasal septum. New World. 

 Catarrhina. With narrow nasal septum. Old World. 

 BiMANA. Great toe not opposable. 



Species and Genera of Bimana 



Pithecanthropus erectus, the Java man. 

 EoANTHROPUS Dawsoni, the Sussex man. 

 Sinanthropus Pekinensis, Pekin man. 

 Homo Neanderthalensis, Neanderthal man. 

 Homo Heidelbergensis, the Heidelberg man. 

 Homo Rhodesiensis, the Rhodesian man. 



Homo sapiens, Cro-Magnon and modern man. (Negro, Mongolian, 

 etc.) 



