Euproops danae Horseshoe Crab Fossil

 

This picture is of an Euproops danae (Meek & Worthen, 1868) horseshoe crab fossil. It was found in Carbondale Formation of Grundy County, Illinois USA. It dates to the Pennsylvanian Period. Its U.S. National Museum catalog number is 38854.

The picture was taken in June 2023 on the first floor of the Smithsonian Museum of Natural History in Washington D.C. USA.

Image courtesy of the Smithsonian Institution Specimen Catalog Number:  USNM PAL 38854 Specimen GUID:  http://n2t.net/ark:/65665/m3f4bd1c88-6763-4b98-8641-93abc743175d Photographer Bruce Martin. Specimens housed in the collections of the Department of Paleobiology, National Museum of Natural History, Smithsonian Institution.

 

Mesolimulus walchi Horseshoe Crab Fossil

Mesolimulus walchi (Desmarest, 1822) horseshoe crab fossil found at Eichstätt Germany. Fossil dates to Jurassic Period.

This fossil was on display at American Museum of Natural History in New York City USA as of July 2018.