Knightia eocaena

Knightia eocaena Jordan, 1907:  A nice group of two 2.25 inch (5.7 cm) K. eocaenas on a 4.5" x 6.5" plaque weighing 4 ounces.
This is a "classic" Knightia display from Wyoming's Fossil Lake.  On close inspection we noted that the plaque also contains a coprolite!
Click the large image for a full view of the specimen.