Protoscaphirhynchus Explained

Protoscaphirhynchus squamosus is an extinct sturgeon from the Late Cretaceous of North America. It is known from a single poorly preserved specimen found in the Maastrichtian aged Hell Creek Formation in Montana. Due to its poor preservational state, it has few diagnostic characters.^[1]

See also

• Prehistoric fish
• List of prehistoric bony fish

Notes and References

1. Hilton . Eric J. . Grande . Lance . 2006 . Review of the Fossil Record of Sturgeons, Family Acipenseridae (Actinopterygii: Acipenseriformes), from North America . . 80 . 4 . 672–683 . 10.1666/0022-3360(2006)80[672:ROTFRO]2.0.CO;2 . 10.1.1.530.9300 . 4095104 . 53583501 . free.