Trilobite FossilsRoger Weller, geology instructor
wellerr@cochise.edu copyright 2008-R.Weller
Asaphiscus wheeleri-1
Wheeler Formation-Middle Cambrian
Marjum Pass, Antelope Springs, Utah
length: 3.9 cm

Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.