It was another great day in May for the Dry Dredgers to return to their favorite Richmondian site - a large road cut in Indiana. The site has two great trilobite layers and nice crinoids are also found. Today was no exception. This site at the top end of the road, exposes the Liberty formation and at the bottom end, the Waynesville formation. At the very top and very bottom are found the Lower Whitewater and the Arnheim formations, respectively. Here are some pictures of the site and fossil hunters.
A young member found a complete pygidium (tail) of an Isotelus.
No whole Isotelus were found. Only partials and fragments. That's normal. Isotelus are large and not kept in one piece after 440 million years.
This Ceraurus head is always a great find, even when it's just a glabella, as is shown above.
Here is a pygidium of a Ceraurus.
I think this next crinoid is
On the far left of the photo shows the calyx and arms. On this species, the
calyx is no thicker than the stem.
Ichnofossils (trace fossils)
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