Favosites sp.; 8.5 cm wide. Collected by Jerry Bastedo from the Tichenor Limestone.Horn corals; 2.5 cm wide. Collected by Jerry Bastedo from the lower Windom Shale.Pleurodictyum — a colonial coral; 2.7 cm wide. Discovered by Ron Dehn and Cody Minter.Horn coral; 2.4 cm wide. Collected by Jerry Bastedo from the lower Windom Shale.
Pleurodictyum coral attached to a horn coral. Collected by Jerry Bastedo from the lower Windom Shale.Pleurodictyum coral attached to a snail. Discovered in the Wanakah Shale by Bill Regal.
Aulopora coral. Discovered in the Tichenor Limestone by Matt Duver from Rochester, New York.
