O 



112 THE SKELETON. 



various ways, and divided into the HEAD, TRUNK, and EXTBE- 

 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. 



f Os frontis 1 



Ossa parietalia 2 



Os occipitis 1 



Ossa temporum 2 



Ossicula auditus 8 



Os sphenoides 1 



Os ethmoides 1 



Ossa malarum 2 



Ossa maxillaria superiora 2 



Ossa nasi 2 



Ossa lachrymalia 2 



Ossa palatina 2 



Ossa turbinata 2 



Vomer 1 



Os maxillare inferius 1 



Dentes 32 



^Os hyoides 1 



5 ("Vertebrae 24 



* Costae 24 



g I Sternum 2 



H ^ Ossa innominata 2 



J2 Os sacrum 1 



I Os coccygis 1 



Claviculae 2 



Scapulae p 



Ossa humeri ^ 



9 2 



Radii jj 



Ossa carpi 



Ossa metacarpi * 



Phalanges digitorum manus 28 



Ossa sesamoidea * 



8 U1 



PateUae 



Tibiae 

 Fibulae 

 Ossa tarsi 



Ossa metatarsi * 



Phalanges digitorum pedis 28 



Ossa sesamoidea 



249 



