Megalosaurid Tooth, Afrovanator abakensis (Niger) #01

Description

A rare Jurassic theropod tooth from the Tiouraren Formation (Niger).  This tooth has some nice enamel, good serrations (especially on the distal edge), damage to the tip and a neat repair.  

It's very difficult to ID teeth from the Jurassic of Niger as there's only a small amount of published material to compare against, however the size, shape and serration counts suggest this one belongs to a Megalosaurid, most likely Afrovanator abakensis. Comes labelled and stored in an acrylic case with padding. 

Tooth measurements are as follows:

Crown Base Ratio: 0.52

Crown Height Ratio: 1.63

Mesial Serration Count (per 5mm): 15

Distal Serration Count (per 5mm): 15

Mesial carina extends half way down the crown.

Condition: Good

Size: 0.69 inch

Age: 167 Million Years

Locality: Agadez, Niger (Tiouraren Formation)