"

 On classification 

I'm confused: are human molars bondont, brachydont, quadrate, or all of the above? I think the morphology needs clarification, i.e. if some molar terms are for shape while others are for structure, it should be made clear. Similarly, captions should clearly list the type illustrated, such as e.g.  ""Pig molar (an example of a quadrate molar)""  "