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. 



Snrtorius - 



Grdcilis 



y '. iff'- - Bice ps frmoris, anterior part 



i 



--- Biceps fctnoris, middle part 



External condyle of tibia 



Tubero.slti/ of tibia 



Tibialis anterior 



Lateral extensor 

 Anterior or long extensor 



Internal nndleolus ■ 



■Peroneus tertius 

 Proximal antiular ligament 

 External malleolus 



Inner (cunean) tendon of tibirdis anterior 

 Metatarsal tendon of tibialis anterior- 



■ Middle annular ligament 



Distal annular ligament 

 Lateral extensor tendon 



Anterior or long extensor tendon 



Branch of suspensory ligame7it . 



Fig. 202. — Muscles of PEi.vir Limd of Horse, Anterior View. 

 ;/, Rectus femori^; 30, patella, (.\fter Ellenberger-Baum, .\nat. fiir Kiinstler.) 



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 



