Trilobita
Subspecies

Bienvillia tetragonalis broeggeri Henningsmoen, 1957

Klassificering
Organism groupBiota
KingdomAnimalia
PhylumArthropoda
SubphylumTrilobita
OrderPtychopariida
SuborderOlenina
FamilyOlenidae
GenusBienvillia
Speciestetragonalis
Subspeciesbroeggeri