Monthly Archives: January 2012

Wooster’s Most Beautiful Building Stones

Wooster, OH – Volcanoclast is hosting the latest Accretionary Wedge, and since I have exactly 2 hours left until the end of January, I thought I’d post a last-minute entry. The theme is countertop geology, or more broadly, stones that … Continue reading

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Wooster’s Fossil of the Week: A syringoporid coral (Lower Carboniferous of Arkansas)

This specimen was collected from the Boone Limestone (Lower Carboniferous) near Hiwasse, Arkansas. It is a species of Syringopora Goldfuss 1826, sometimes known as the organ-pipe coral (but not the real organ pipe coral!). Syringoporids are tabulate corals, a group … Continue reading

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Wooster’s Fossil of the Week: Marrella splendens (Burgess Shale, Middle Cambrian, British Columbia)

The first story about this iconic fossil is the trouble I went through to get the photograph above. Our specimen of Marrella splendens is preserved in the common Burgess Shale fashion as a thin dark film on a black piece … Continue reading

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Wooster’s Fossil of the Week: A scale tree (Late Carboniferous of Ohio)

We haven’t had a plant fossil in this blog for awhile. Lepidodendron Sternberg 1820, pictured above, is one of the most common fossils brought to me in Wooster by amateur collectors. It is abundant in the Upper Carboniferous (Pennsylvanian) sandstones, … Continue reading

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Wooster’s Fossil of the Week: A Tully Monster! (Late Carboniferous of Illinois)

We have several examples of one of the strangest fossils known: Tullimonstrum gregarium Richardson 1966 — otherwise affectionately known as the Tully Monster. The above specimen is from the Francis Creek Shale Member (Carbondale Formation) at Mazon Creek near Chicago, … Continue reading

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