In the Ham.

(A) Large bursa between the inner condyle of the femur andthe gastrocnemius muscle, often opening into the joint.
(B) A smaller one on the outer side.
(C) One between the biceps tendon and the external lateral ligament.
(D) One between the semimembranosus and the bone.     
(E) One between the popliteus
(F) One between the sartorius
(G) One between the gracilis
(H) One between the semitendinosus

Tibia.

(A)

One over the tuberosity.

Ankle.

(A)

Over both malleoli.

(B)

Between the tendo achillis and the os calcis.