#2 Mediospirifer auduculus, 4.5 cm wide, collected from the upper Wanakah Shale in tributary to Rush Creek by Richard Spencer

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#3 Athyris spiriferiodes, 34 mm across, collected from lower Windom Shale by Brandon Bialy

#4 Spinatrypa spinosa, 3.4 cm across, collected from the lower Windom Shale by Jerry Bastedo

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#5 Rhipidomella sp., 1.8 cm across, collected from the lower Windom Shale by Jerry Bastedo

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#6 Stropheodonta demissa, largest is 8.9 cm across, collected by Dorothy Seville from the Wanakah Shale.

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#7

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#8

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#9 Brachiopod with spines, 3.4 cm across, found by Jerry Bastedo in the Windom shale, May 2010

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#10 Athyris brachiopod with internal feeding structure, a lophophore. Collected by Bill Regal in the Wanakah shale at Penn Dixie.

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#11 Brachiopod with coral attached, 5.2 cm wide, discovered by Megan Ferguson July 2011 in the Windom shale

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#12 Unknown brachiopod, 3.3 cm wide, found in the Windom shale by Jonathan Hoag August 2011

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#13 Stropheodonta, 7.4 cm wide, found in the Windom shale by Jonathan Hoag August 2011

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