1.25" Oligocene Fossil Fish (Clupea sardinites) - Poland

This is a 1.25" wide fish of the species Clupea sardinites (Heckel, 1850) preserved on a slab of limestone. It comes out of the nannofossil biozone NP24 of the Jaslo Limestone near Sobniów, Poland.


Clupea sardinites is an extinct species of clupeiform ray-finned fish in the family Clupeidae. Fish in this family are mostly marine forage fish, although a few species are found in fresh water. Clupeids typically feed on small planktonic animals, and range from .8" to 30" in length.

There is a repaired crack through the rock/fossil.

You can read more about the ichthyofauna from the Jasło Limestone/Shales of Sobniów, here.

https://www.biodiversitylibrary.org/item/100174#page/1/mode/1up