Pristiophorus Striatus
The Pristiophorus Striatus was a sawshark that existed during the Miocene period between five and 23 million years ago. These sharks had many of the same similarities as their modern sawsharks. They are under the same genus (Pristiophorus).
These sharks had five gills and an elongated snout. Other characteristics included rostral sawteeth. The Pristiophorus striatus was small but mighty with an approximate length of 3.6 feet.