220 THE ARTISTIC ANATOMY OF ANIMALS 



Fig. 86. — Myology of the Horse: Left Hind-limb, External Aspect. 



I, Semi-tendinosus ; 2, biceps cruris; 3, patella; 4, extensor longus 

 digitorum (anterior extensor of the phalanges) ; 5, reinforcing band arising 

 from the ligament of the fetlock ; 6, peroneus brevis (lateral extensor of 

 the phalanges) : 7, external head of gastrocnemius ; 8, soleus ; 9, tendo- 

 Achillis ; to, calcaneum ; 11, tendon of the superficial flexor of the toes 

 (superficial flexor of the phalanges); 12, flexor longus pollicis and tibialis 

 posticus (deep flexor of the phalanges); 13, 13, tendon of the superficial 

 flexor of the phalanges ; 14, 14, tendon of the deep flexor of the phalanges ; 

 15, suspensory ligament of the fetlock; 16, principal metatarsal; 17, 

 external rudimentary metatarsal. 



