The exception among the given bones that are found in the human appendicular skeleton is the Jaw bone.

Explanation:
The human skeleton is divided into two main parts: the axial skeleton and the appendicular skeleton. The axial skeleton includes the bones of the skull, vertebral column, and rib cage, while the appendicular skeleton includes the bones of the limbs and their associated girdles.

The appendicular skeleton is responsible for providing support and movement to the body. It consists of the bones of the upper and lower limbs, as well as the bones of the pectoral girdle (shoulder) and pelvic girdle (hip).

Let's analyze each option to determine the exception:

a) Finger bones: The bones of the fingers are known as phalanges and are part of the appendicular skeleton. They help in grasping and manipulating objects.

b) Upper arm bone: The bone of the upper arm is called the humerus and is also part of the appendicular skeleton. It connects the shoulder girdle to the forearm and allows for movement of the arm.

c) Jaw bone: The jaw bone, also known as the mandible, is not part of the appendicular skeleton. It is a bone of the skull and is classified as part of the axial skeleton. The mandible plays a crucial role in biting, chewing, and speaking.

d) Ankle bones: The ankle bones, known as tarsals, are part of the appendicular skeleton. They provide stability and support to the foot and allow for movement of the ankle joint.

Therefore, the exception among the given bones is the Jaw bone (option C) as it belongs to the axial skeleton, not the appendicular skeleton.

The appendicular skeleton includes all bones associated with the appendages. The jaw bone is part of the skull, which belongs to the axial skeleton.