''Biropristis'' is an extinct genus of sawfish-like shark from the Late Cretaceous epoch of the

Cretaceous period The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of t ...

. The genus is named in honor of Dr. Lajos Biró-Bagózcky who studied the formation in which it was found. It is known from a single species, ''B. landbecki''. It is known solely from isolated oral teeth found in the

Maastrichtian The Maastrichtian () is, in the ICS geologic timescale, the latest age (uppermost stage) of the Late Cretaceous Epoch or Upper Cretaceous Series, the Cretaceous Period or System, and of the Mesozoic Era or Erathem. It spanned the interval from ...

-aged

Quiriquina Formation The Quiriquina Formation is a geological formation in Chile whose strata date back to the Late Cretaceous The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous Period is divided in the geologic time scale. ...

of central

Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...

. The species is named for Luis Landbeck who found the first fossils at the locality in which it was found.

References

{{Taxonbar, from=Q100906118 Prehistoric cartilaginous fish genera Sclerorhynchidae