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Age?
12yrs old
Triangular shape - btw 8-15yrs
I1 - Enamel spot almost gone
Dental star beginning to form on all incisors

Age? (This one is a freak)

Age?
8yrs
Enam Spot on I1, I2.
Cups still present on I3

Age?
8yrs
I1 - Cup gone with Enamel spot
I2 - Cup almost gone
I3 - Cup present on one side

List the labelled features
How old is the animal with this tooth?
Red - Infundibulum
Right orange - Dentine
Left orange - Cup
5yrs


How old is this animal roughly? Why?
6yrs - Cup is worn away

List the labelled features
How old is the animal with this tooth?
Red - enamel spot
Orange - dental star
8-9 years

Age? Why?
4 yrs
Permanent I1 and I2 with cups and Deciduous I3 with no cup

Age? Why?
5 Years
Infundibulum shallower (labial side of I1 not yet in wear)

Age? Why?
7-8 years
Cup only just still present on I2 & I3