Results 2 results found Ogygiopsis klotzi, fossil, trilobite 50mm long with small fault through it, Cambrian, Burgess Shale, Yoho, Canada, North America Trilobites (Platypectoides), fossils from the Ordovician, Dades Valley, Morocco, North Africa, Africa Trilobite fossil found at Burgess Shale in Yoho National Park, BC, Canada, British Columbia, Canada Fossil found in the shale at Burgess Shale in Yoho National Park, BC, Canada, British Columbia, Canada trilobites trilobite fossil Utah USA