Russian trilobites
Pseudosphaerexochus pahnschi SCHMIDT 1881 Age: Middle Ordovician Locality: Plussa river, St.Petersburg region, Russia
Pseudosphaerexochus pahnschi SCHMIDT 1881
Age: Middle Ordovician
Locality: Plussa river, St.Petersburg region, Russia
Main museum menu | Trilobites classification
Copyright © 1999 - 2007 by St. Petersburg Paleontological Laboratory