My September 2021 trip to Alpena, Michigan USA included a visit to local paleontologist Paleo Joe (aka  Joseph Kchodl ).  This picture is ...

  My September 2021 trip to Alpena, Michigan USA with several amateur paleontologists from Louisville and Chicago, we visited a local paleo...

  This fossil is really nice with Aulopora conferta ? (Winchell) coral growing on what might be Hexagonaria .(Gürich, 1896). It was found in...