ecofactbook / species / Animalia / Arthropoda / Trilobita / Ptychopariida / Conocoryphidae / Holocephalina

Holocephalina americana

kingdom: Animalia
phylum: Arthropoda
class: Trilobita
order: Ptychopariida
family: Conocoryphidae
genus: Holocephalina
species: Holocephalina americana

Where does Holocephalina americana live?