Activity Jake Mahr posted a new specimen. 3 months, 1 week ago 3 months, 1 week ago 3 months, 1 week ago Jake Mahr has contributed specimen mFeM 136775 to myFOSSIL! Mason Hintermeister replied 3 months ago Wonderful fossil and great job putting in the information! I’m trying to help with the lithostratigraphy but I’m having a little trouble finding the formation name there. Once we get that I can mark this research grade!