These pictures show an unidentified shark tooth fossil. It was found in the Salem Limestone of Hardin County, Kentucky USA. The fossils dat...

  These pictures show a Petalodus (Hall, 1858) shark tooth fossil. They were found in the Salem Limestone of Hardin County, Kentucky USA....

  This picture shows some Globoendothyra baileyi (Hall, 1858) foraminifera fossils. They were found in the Salem Limestone of Hardin County...

Picture of what appears to be a Deltodus shark tooth fossil found in the Salem Formation of Hardin County Kentucky USA. It dates to the Miss...

These crinoid calyx fossils pictured above are known as Batocrinus icosidactylus (Casseday, 1854). They were found in the Salem Limestone o...

  This crinoid calyx fossil pictured above is known as Batocrinus icosidactylus (Casseday, 1854). It was found in the Salem Limestone of La...

In 2010, I posted some images of this type of microfossils found in Spergen Hill, Indiana, USA. This place is a type locality where this...

This fossil is Rhodophyte (red) algae. It was found in the siltstone facies of Salem Limestone of Hardin County Kentucky USA. The plant d...

This picture shows an unidentified fossil shark tooth. It was found in the Somerset Shale of the Salem Limestone of Hardin County Kentuck...

The microfossil in this picture appears to be a  Loxonema yandellana  gastropod (snail). It was found in the Somerset Shale of the Salem ...

This might be a segment of the ambulacral area of a Pentremites conoidcus blastoid has been magnified under a microscope. It is in a area...

This Mississippian Period fossil appears to be a Dichocrinus striatus crinoid calyx plate. Fossil in image about 4 mm wide. It was found a...

Author David B. Williams carves and shapes words into a thought provoking book on stone and its role in history, science and art. The boo...

I am basing this identification off a picture on the KYANA Geological Society website ( http://www.kyanageo.org/Fossils/mississippian/echino...

Microfossils of the Salem Limestone (aka Indiana Limestone) that existed in the Middle Mississippian Period (340-335 million years ago). Se...

Foraminifera fossils from the Salem Limestone of Washington County, Indiana. These creatures are called Endothyra baileyi and existed 360-...

Images for this post are microfossils from Washington County, Indiana that exist in the Salem Limestone.  This first fossil is worm called ...

This fossil is a foraminifera from the Salem Limestone of Indiana.  It was found in Washington County, Indiana.  The little creature exist...