Eoptolamna

Eoptolamna is an extinct genus of mackerel shark from the Cretaceous Period. It currently holds two species. E. eccentrolopha is described from the Barremian and Albian Artoles Formation of Spain. E. supracretacea is known from the lower Santonian to middle Campanian of the Anglo-Parisian Basin.

Eoptolamna

Eoptolamna is an extinct genus of mackerel shark from the Cretaceous Period. It currently holds two species. E. eccentrolopha is described from the Barremian and Albian Artoles Formation of Spain. E. supracretacea is known from the lower Santonian to middle Campanian of the Anglo-Parisian Basin.