ecofactbook / species / Animalia / Arthropoda / Trilobita / Asaphida / Cyclopygidae / Psilacella

Psilacella trirugata

kingdom: Animalia
phylum: Arthropoda
class: Trilobita
order: Asaphida
family: Cyclopygidae
genus: Psilacella
species: Psilacella trirugata

Where does Psilacella trirugata live?