THE MUSCLES OF THE LEG AND FOOT 



289 



3. Peroneus tertius (Tendinous part of the flexor metatarsi; tendo femoro- 

 tarseus [Schmaltz]). — This consists in the horse of a strong tendon which lies be- 

 tween the anterior extensor and the tibialis anterior. 



Sortorius 



Gracilis 



y -f -'Biceps fctHoris, anterior part 



h 



- Biceps fonoris, middle part 

 External condyle of tibia 



Tuberositij of tibia 



Tibicdis anterior 



Internal nialleolun ■ 



Inner (cunean) tendon of tibialis anterior 

 Metatarsal tendon of tibialis anterior- 



Anterior or long extensor tendon 



,i - Lateral extensor 



- Anterior or long extensor 



---Peroneus tertius 

 " Proximal annular ligament 

 ■ ExleriKd malleolus 



-■ Middle annular ligament 



••- Distal annular ligament 

 • Lateral extensor tendon 



Branch of suspensory ligament . 



Fig. 202. — Muscles of Pelvic Limb of Horse, Antf.rior View. 

 y. Rectus femoris; 20, patella, (.\fter Ellenberger-Baum, .4nat. fiir Kunstler.) 



Origin. — The fossa extensoria (between the external condyle and the trochlea 

 of the femur) , in common with the anterior extensor. 



^ It seems inadvisable to retain the old nomenclature, since it is inapplicable to other domes- 

 ticated animals in which the muscle is well developed (e. g., ox, pig). 

 19 



