Asaphus expansus

Asaphus expansus
Temporal range:
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Asaphida
Family: Asaphidae
Genus: Asaphus
Species:
A. expansus
Binomial name
Asaphus expansus
(Wahlenberg, 1821)

Asaphus expansus (/ˈæsæfʌs ɛkspænsʌs/) is the type species of the asaphid trilobite genus Asaphus. It was previously classified as Entomostracites expansus before being split off into its own genus.