Asaphus

Asaphus Temporal range: Ordovician PreЄ Є O S D C P T J K Pg N

Asaphus expansus
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Trilobita
Order:	Asaphida
Family:	Asaphidae
Genus:	Asaphus Brongniart, 1822

Asaphus is a genus of Ordovician trilobites.^[1]

References

^ Martin Stein & Jan Bergström (2010). "Some lower Middle Ordovician species of Asaphus (Trilobita) from Sweden". GFF 132 (2): 105–116. doi:10.1080/11035897.2010.486478.