Bone classificationFeaturesExamples
Short;Cube-like shape, approximately equal in length, width, and thicknessCarpals, tarsals
FlatThin and curved;Sternum, ribs, scapulae, cranial bones
IrregularComplex shape;Vertebrae, facial bones
Sesamoid;Small and round; embedded in tendonsPatellae
Explanation:
The coccyx, also known as the tailbone, is a small, triangular bone resembling a shortened tail located at the bottom of the spine. It is composed of three to five coccygeal vertebrae or spinal bones.