Gallery: Amazing Cambrian Fossils from Canada's Marble Canyon

Mollisonia

Mollisonia fossils are more common and better preserved in the Marble Canyon rocks than at the original Burgess Shale quarry site, found in 1909.

Shiny finish

A cleaned and preserved Leanchoilid fossil reveals the animal's delicate appendages.

Bottom of the food chain

Haplophrentis, a tiny organism that lived in a conical shell and had two arms that reached outward, perhaps to pull itself along the seafloor. Fossils of these creatures have been found in the guts of other predators.

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Odd trilobite

Naraoia is a trilobite with only two protective shields on its carapace, instead of the usual three.

Field camp

A double rainbow breaks above the researchers' field camp in Kootenay National Park.