Tag: gonioceras
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Video for ESCONI November 2025 Paleontology Study Group Meeting – “Gonioceras: A Most Unusual Cephalopod”
The November 2025 Paleontology Study Group Meeting was held on November 15th, 2025 via Zoom. John Catalani presented “Gonioceras: A Most Unusual Cephalopod”. The diversity of nautiloid shell shapes in the Upper Ordovician of central Laurentia is remarkable. However, one shape is often missing from lists of shell shapes and that is the so-called “flat-fish”…
