1.15" Halisaurus Tooth (Mosasaur)

This is a nice, 1.15" tooth of the Mosasaur, Halisaurus arambourgi. It comes from the phosphate deposits in the Oulad Abdoun Basin of Morocco.

Halisaurus ("Ocean Lizard") was in the Mosasaur family and were small compared to other Mosasaurs reaching lengths of 3-4 meters. There are one of the more uncommon types of Mosasaurs present in the phosphate beds, with less that 5% of the teeth representing Halisaurus.