FOSSILS OF NEW JERSEY
The Gray Sharks
Age - Eocene - Present Commonality - Uncommon
Carcharhinus is a large group know commonly known as the gray sharks. Trying to determine the individual species within this genus is well beyond the scope of this website. Uncommon in the New Jersey area the teeth of Carcharhinus are small, averaging between ¼ to ½ inch in length. They are very similar in appearance and size to the commonly found lemon shark (Negaprion eurybathrodon) with the main difference being in the serrations, the teeth of Carcharhinus are usually fully serrate. Differences between uppers and lowers and male and female is common in this genus.
Both the shoulder and crown are serrated.
Lower tooth - Labial view
The serrations on the lower teeth are normally finer
than the uppers.