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OutrageousFennel posted a topic in Fossil NewsA family of amateur fossil hunters from Utah -- the Gunthers -- found this fascinating fossil in the Spence Gulch shale part of Utah in 1992, and shared it with Richard Robison at the University of Kansas. The mystery of what it was went unsolved for nearly 30 years, until a team at Ohio State uncovered the telltale circle that showed the creature had attached to a shelly surface via a basal disc. It's the earliest/one of the earliest known specimens of a mat-sticker making the evolutionary move to attaching to a harder surface--a leap that makes some of our modern-day echinoderms, including s