THE EXTERNAL MUSCLES OF THE HIP AND THIGH 



279 



and the intermuscular septum. There is often a large bursa between this head and 

 the trochanter major. The short or ischiatic head arises by a stroiig tendon from 

 the ventral spine on the tuber ischii. They unite, and a short tendon is detached 

 from the deep face of the muscle, to be inserted into the posterior surface of the 



Sacro-coccygeus superior 



Gluteal fascia 



■ External angle of ilium 



';-'• Superficial gluteus 



Gastrocnemius tendon 



Superficial flexor tendon ■ 



- Soleus 



■- Deep flexor 



- — Lateral extensor 



Deep flexor tendon 

 Superficial flexor tendon 



Suspensory ligament 



-W" 



Fig 199 -Muscles of Pelvic Limb of Horse, Postero-external View. 

 .7. Position of tuber ischii; o". superficiaUluteu«: .. a'. a",biceps fernon.; Ytt Ba^:^' A^a^ TxiSe'r 

 lateralis; v, semimembranosus; w, gracilis; /, gastrocnemius. (After Ellenberger-Baum, Anat. f. 



femur near the third trochanter (Fig. 455), a bursa being interposed between the 

 tendon and the bone. The muscle then divides into three portions, which termi- 

 nate on a strong aponeurosis over the junction of the thigh and leg. The anterior 

 branch is directed toward the patella, the middle toward the tibial crest, while the 



