Family: Ptychopygidae BALASHOVA 1976
Genus: Genus Ptychopyge ANGELIN 1854
Ptychopyge rossica Balashova 1964
Age: Lower Ordovician
Locality: Lava river, St.Petersburg region, Russia
Size: 6.5 cm
Family: Ptychopygidae BALASHOVA 1976
Genus: Genus Ptychopyge ANGELIN 1854
Ptychopyge rossica Balashova 1964
Age: Lower Ordovician
Locality: Lava river, St.Petersburg region, Russia
Size: 6.5 cm
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