Gluteus medius is prime mover.
Other abductors are:
In the canine: the gluteal muscles (superficial, middle, deep).
a prime mover is the main muscle that causes movement. In the case of the hip flexion, the prime mover would be the rectus femoris or the ilopsoas
Trapezius and Levator Scapulae
Primer Mover (agonist)
The latissimus dorsi is the muscle responsible for moving the arm posterior or backwards.
Hip abduction, as well as hip adduction, is in the frontal plane.
The prim mover for hip flexion is the Rectus femoris. This is a quadricep muscle that crosses the hip joint.
prime mover (agonist)
hip flexor
the supraspinatus ...I think Deltoid muscle(acromial part)
The deltoid is the prime mover in shoulder abduction. It's two antagonists are the pectoralis major and the latissimus dorsi.
Hip abduction