Tag: lamniformes

The fossil shark Ptychodus was first identified 190 years ago, but in the intervening centuries of paleontological inquiry, a comprehensive look at the ancient fish has been hard to come…

O. megalodon, my megalodon. The gargantuan shark that prowled the Miocene seas has long captured the imagination because of its stupendous 60-foot length—three times the size of the largest great…