These images are of an Edestus (Leidy, 1856) shark fossil. The animal existed in the Carboniferous Period. Fossil was discovered in Marissa...

  This picture is of a Grabauphyllum johnstoni (Foerste, 1917) coral fossil of the Silurian Period. This image is of the lost holotype publ...

This picture is of a Latzelia primordialis (Scudder, 1890) centipede fossil cast. It was found in Carbondale Formation of Grundy County, Ill...

  This picture is of an Euproops danae (Meek & Worthen, 1868) horseshoe crab fossil. It was found in Carbondale Formation of Grundy Coun...

This picture is of an Eoscorpius carbonarius (Meek & Worthen, 1868) scorpion fossil cast. It was found in Carbondale Formation of Illino...

This fossil was displayed on August 2022, at the Harvard Museum of Natural History in Cambridge, Massachusetts, USA. The bryozoa fossil cal...

  Above is an image of part of a seed fern frond plant fossil called  Neuropteris inflata  (Lesquereux). This plant fossil dates to the age ...

  Above is an image of a tree fern frond plant fossil called  Crenulopteris acadica (Bell, 1962). This plant fossil dates to the Carbonifero...

  Above is an image of a tree fern frond plant fossil called  Diplazites unita (Brongniart, 1822) Cleal, 2015 .  This plant fossil dates to ...

  Above is an image of a horsetail trunk plant fossil called  Calamites sp.  This plant fossil dates to the Carboniferous (Pennsylvanian) Pe...

  Above is an image of a seed fern plant fossil called  Odontopteris aequalis.  This plant fossil dates to the Carboniferous (Pennsylvanian)...

  Above is an image of a seed fern plant fossil called Mariopteris nervosa (Brongniart) Zeiller . This plant fossil dates to the Carbonifero...

  Above is an image of a prone trilobite fossil called Bumastus harrisi . A trilobite fossil dates to the Silurian Period. It was found Chic...

While visiting Chicago, Illinois, USA, I traveled from Midway Airport to the Roosevelt station via the Orange "L" line. The ...

Recently, I was e-mailed these pictures of coiled cephalopod fossil. It was found by an 11 year old boy in rock from a quarry in northwes...

This crinoid calyx fossil is called Macrocrinus mundulus (Hall). It dates to the Mississippian Period and was found Keokuk of Warsaw, Ill...

Back in 2010 I found a Devonian brachiopod fossil with a fibrous or needlelike mineral growth in it. I was trying to determine what th...

Today was Earth Discovery Day at the Falls of the Ohio State Park in Clarksville, Indiana. It is an event that focuses on educational a...

Silurian Reef Database from Field Museum on Vimeo . Here is an interesting video from the Fossil Invertebrate Department of the Field ...

The Punctospirifer depressus brachiopod fossil found in the state of Illinois.  This small animal existed in the Pennsylvanian Period. ...