112 THE SKELETON. 



various ways, and divided into the HEAD, TETJNK, and EXTHE- 

 MITIES. Some of the bones are single, and disposed on the 

 median line of the body, in which case they are always formed 

 of two halves, the counterpart of each other ; the great ma- 

 jority, however, consist of pairs. The following table exhibits 

 the distribution of the bones. 



rOs frontis .................................... 1 



Ossa parietalia .................................. 2 



Os occipitis .................................... 1 



Ossa temporum ................................ 2 



Ossicula audit us . . .............................. 8 



Os sphenoides ................................. 1 



Os ethmoides .................................. 1 



Ossa malarum .................................. 2 



Ossa maxillaria superiora ........................ 2 



Ossa nasi ...................................... 2 



Ossa lachrymalia .............................. 2 



Ossa palatina .................................. 2 



j Ossa turbinata .................................. 2 



Vomer ........................................ 1 



Os maxillare inferius ............................ 1 



Dentes .......................... ............. 32 



_ Os hyoides .................................... 1 



3 fVertebra3 .................................... 24 



4 Costje ....................................... 24 



? Sternum .................................... 2 



H i Ossa innominata ................................ 2 



Os sacrum .................................. ... 



d Os coccygis ....... .................... ........ 1 



I. 2 



Claviculpe .................................... 



CO 



V 



O 



<M 



PO 



r 



Scapulae 

 Ossa humeri 

 Ulna3 



* 



Radii 



Ossa carpi ^ 



Ossa metacarpi *" 



Phalanges digitorum manus * 



j Ossa sesamoidea 



^^ I *x 



^ Ossa femoris 



*** " 



2 



Ed 

 o 



C 



Patella? 



'I'ibiro 



Fibulae 4 



Ossa tarsi . _ 



Ossa metatarsi iV 



Phalanges digitorum pedis . ** 



Ossa sesamoidea 



249 



