Hippurites Bivalve Fossil

This image shows a Hippurites (Lamarck, 1801) marine bivalve mollusk fossil at the Museo di Paleontologia at Sapienza University of Rome Italy. Creatures like this existed in Late Cretaceous oceans.

Images taken in June 2014.

Info Sources:

http://en.wikipedia.org/wiki/Hippurites

Parvamussium cristatellum

Here is a picture of a Parvamussium cristatellum (Dautzenberg & Bavay, 1912) bivalve fossil at the Museo di Paleontologia at Sapienza University of Rome Italy. Creatures like this existed in the Miocene Epoch of Neogene Period. At the museum it was labeled as Amussium cristatum aka Pecten cristatum (Bavay, 1905).

Image taken in June 2014.

Info Sources:
http://www.marinespecies.org/aphia.php?p=taxdetails&id=215410

http://www.marinespecies.org/aphia.php?p=taxdetails&id=394473

http://www.gbif.org/species/4374335

http://www.lusofossils.com/biva.html

Constellaria Bryozoan Fossil

Here is a picture of a Constellaria bryozoan fossil. It is known for its star like patterns on the fossil surface. Recently, it was found in Maysville, Kentucky, USA. The Upper Ordovician Period formations found at that location are Grant Lake (Maysvillian) and Bull Fork (Richmondian).

Thanks to Kenny for the image.

Past related blog posts:
http://louisvillefossils.blogspot.com/2012/09/let-me-play-among-constellaria.html

http://louisvillefossils.blogspot.com/2010/03/constellaria-bryozoan-kentucky.html

http://louisvillefossils.blogspot.com/2009/10/ordovician-bryozoan-constellaria.html