Russian Phacopida Trilobites

Trilobites

 


 Also see : Russian Trilobites
 
Chasmops praecurrens (Rare)
Suborder Phacopina Superfamily Phacopoidea
Family Pterygometopidae
Middle Ordovician
Wolchow River, Russia
Cybele bellatula
Suborder Cheirurrina
Superfamily Cheiruroidea
Family Encrinuridae
Middle Ordovician
Wolchow river, Russia
Pliomera fisheri
Order Phacopida
Suborder Cheirurina
Middle Ordovician
Wolchow river, Russia