Theropod Tooth - Megalosaurid/Ceratosaur (Niger) #22

Description

A rare Jurassic theropod tooth from the Tiouraren Formation (Niger).  This tooth is missing its tip and features some damage and a couple of repairs.

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.  This tooth likely comes from the Megalosaurid Afrovanator abakensis, but it could also belong to a Ceratosaurid.

Comes labelled and stored in an acrylic case with padding. 

Tooth measurements are as follows:

Crown Base Ratio: 0.56

Crown Height Ratio: 1.83

Mesial Serration Count (per 5mm): N/A

Distal Serration Count (per 5mm): 10

The mesial carina is not present.

Condition: Fair

Size: 1.31 inch

Age: 167 Million Years

Locality: Agadez, Niger (Tiouraren Formation)