Shallow Convex or Concave Surface where two bones articulate, small smooth area
Facet
A socket where two bones articulate
Fossa
Shallow Pit
Fovea
Narrow, elongated depression
Groove, or sulcas
An indentation especially one on the edge of a bone or other organ
Notch
Tunnel through a bone
Meatus
Narrowslit in a bone or between adjacent parts of the bones
Fissure
Hole in a bone
Foramen