520 



Oz. Av. 



30. Extensor digitorum longus, 19*5 



Origin ; from the outer condyle of the femur, by a strong tendon. 

 Insertion ; double : — 



Oz. Av. 



a. Into the inner tarsal (cuneiform), . . . 5*5 



b. By two tendons inserted into the inner sides 



of the first phalanges of outer and inner 

 toes, 14*0 



19^5 



31. Peronceus longus, 1*75 



Origin ; from the outer condyle of the femur. 



Insertion ; by a pulley passing under the outer ankle, winding ob- 

 liquely outside it, and crossing the sole of the foot, to be inserted two- 

 thirds of the way across into the under surface of the middle cuneiform 

 bone. 



32. Peronceus brevis, 3*5 



Origin ; from the whole outer side of the fibula. 



Insertion ; into the near end of the first phalanx of the outer toe. 



33. Extensor hrevis digiti medii, 9*5 



Origin ; by a strong tendon from the calcaneum, just below the ankle 



joint, and by fascia from the whole breadth of the instep. 



Insertion ; into the near end of the first phalanx of the middle toe. 



34. Inter ossei digiti externi, 5*0 



35. Inter ossei digiti medii, 2*0 



36. Interossei digiti interni, 4*0 



B Muscles of the Fore Limb. 



Oz. Av. 



1. Trapezius clavicularis (vel cervicohumeralis), 35*0 



Origin ; from the transverse process of the axis. 



Insertion ; into the head of the humerus, in a transverse line, 2 J 

 inches long, from the great tuberosity. 



2. Trapezius scapularis, 32*0 



Origin ; from the spines of the dorsal vertebrae. 



Insertion ; into the end of the spine of the scapula. 



3. Omo-atlanticus (vel brachio-atlanticus), 24*0 



Origin ; from the transverse process of the atlas. 



Insertion ; into the front of the lower part of the humerus : is a long 

 round muscle. 



