Skates, Rays and Boney Fish
These teeth are small, averaging between 2 and 3 mm
reaching a maximum of about 5mm.The crown has a smooth enamel and the
shape is "weakly" hexagonal. The root has a deep nutrient groove with
one or more central
foramen being present. These teeth are very similar to the cow nosed
rays, but are smaller and have a more rounded look to the crown.
The average size of these teeth is between 2 and 3 mm,
with a max of about
Described as being "weakly" hexagonal in shape, most
Unlike the cow nosed rays, the crown of P.
mcnultyi has a
The nutrient grove is deep and one or more central
Using a dime gives a good perspective of the average