12. Tooth Attachment
Thecodont - set in sockets
Pleurodont - attach to side of jaw
Acrodont - attach to occlusal surface

13. Mammal Teeth Incisors Simple Used for pincers - grasping and picking
Modified
Chisels - rodents
Tusks - elephants

14. Mammal Teeth Canines First tooth in maxilla, when present
Tend to be long
Commonly consist single cusp with one root
Used for stabbing and holding prey
Enlarged canines - musk deer, walruses, baboons

15. Mammal Teeth Premolars Vary in shape and size shrew - tiny peg
massive crushing organ - wolf
Usually smaller and simpler than molars
Deciduous

16. Mammal Teeth Molars Vary in size, shape, and function
Completion eruption delayed

23. Tusks
Walrus tusk - upper canines
Elephant tusk - incisors