Daily Archives: January 27, 2013

Wooster’s Fossil of the Week: A twisty trace fossil (Lower Carboniferous of northern Kentucky)

My Invertebrate Paleontology students know this as Specimen #8 in the trace fossil exercises section: “the big swirly thing”. It is a representative of the ichnogenus Zoophycos Massalongo, 1855. This trace is well known to paleontologists and sedimentologists alike — … Continue reading

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