| Glyptambon verrucosus Waldron Shale St. Paul, Indiana Size: 15.5 X 16 cm. across the matrix This trilobite is rarely found complete. It is generally found as only the cephalon. This piece includes a pygidium. Price: $75 US ID number: f1865 | 
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| Glyptambon verrucosus Waldron Shale St. Paul, Indiana Size: 15.5 X 16 cm. across the matrix This trilobite is rarely found complete. It is generally found as only the cephalon. This piece includes a pygidium. Price: $75 US ID number: f1865 |
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