Helicoprion, the Spiral Saw

(image source: https://www.newdinosaurs.com/wp-content/uploads/2016/11/820_helicoprion_kezrek.jpg) Host Matthew Donald and guest co-host Allen Brooks discuss Helicoprion, the buzzsaw shark-like fish that's seriously metal. From the Early Permian, this 35-foot eugeneodontid sliced through fish and squids with the most hardcore set of pearly whites this side of... well, actual sharks. Also, you can purchase Matthew Donald's dinosaur book "Megazoic" on Amazon by clicking here, its sequel "Megazoic: The Primeval Power" by clicking here, its third installment "Megazoic: The Hunted Ones" by clicking here, or its final installment "Megazoic: An Era's End" by clicking here.  Hosted on Acast. See acast.com/privacy for more information.