Here are some more images of an Trimerus delphinocephalus (Green, 1832) trilobite shown at the last KYANA Geological Society ( http://www.k...

At the KYANA held on this day, the president Mary Ann brought in a trilobite from the Sellersburg Quarry in Indiana. It looks to me to be an...

Another bryozoan colony that has been magnified 10, 60, and 200 times. It is from the Ordovician period and has more of a stem than a spher...