Hemipristis serra
Encyclopedia
Hemipristis serra is an extinct species of weasel shark
which existed during the Miocene
period. It was described by Agassiz in 1843.
Hemigaleidae
The weasel sharks are a family, Hemigaleidae, of ground sharks found from the eastern Atlantic Ocean to the continental Indo-Pacific. They are found in shallow coastal waters to a depth of 100 m ....
which existed during the Miocene
Miocene
The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...
period. It was described by Agassiz in 1843.