| Calymene
clavicula |
 |
| This Calymene species has been often referred to as Diacalymene clavicula, although it is most likely Calymene. It is from the Henryhouse Fm., Late Silurian, of Oklahoma |
| Calymene
clavicula |
|
| This Calymene species has been often referred to as Diacalymene clavicula, although it is most likely Calymene. It is from the Henryhouse Fm., Late Silurian, of Oklahoma |