THE CARPUS. 



263 



internal surface presents two articular facets : of these, the superior or smaller 

 one is flattened, of semilunar form, and articulates with the semilunar; the 



Carpus. 



EXTENSOR BREV18 

 PO-- 



MM LON3U 

 POLLICIS. 



EXTENSOR DIGITORUM 



coMMumsami 



EXTENSOR INOIC1S 



FIG. 2M. Bones of the left hand. Dorsal surface. 



inferior or larger is concave, forming, with the semilunar bone, a concavity for the 

 head of the os magnum. 



