A slab of the Burgess Shale containing several large Olenoides serratus trilobite fossils and also Sidneyia expectens. This fossil was collected by paleontologist Charles Doolittle Walcott, known for his discovery of the well-preserved fossils of the Burgess Shale in British Columbia, Canada.


  • Title: Community slab
  • Location: British Columbia, Canada, North America
  • Type: Fossil
  • Rights: This image was obtained from the Smithsonian Institution. The image or its contents may be protected by international copyright laws. http://www.si.edu/termsofuse
  • External Link: View this object record in the Smithsonian Institution Collections Search Center
  • USNM Catalog Number(s): PAL138232, PAL138232
  • Scientific Name: <i>Olenoides serratus</i>
  • Photo Credit: Chip Clark, Smithsonian Institution National Museum of Natural History
  • Geologic Age: Paleozoic - Cambrian - Middle
  • Field: Paleobiology

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