The abductors represent muscles of the human body that have the purpose of abducting a certain extremity from the body. We commonly use the term abductors for the abducting muscles of the leg. To be more specific this muscle group abducts the thigh via the hip joint.
The musculus triceps surae represents the main muscle of the calf muscles. There actually are many different muscles located on the lower leg that can be grouped into flexors and extensors.