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13 June 2013

Another example of the perplexing mystery “fossil”

In April, I posted some images of an odd structure from some of the fossiliferous siltstones of the Fort Valley. Some of the commenters suggested it was no fossil, but simply a very small scale version of soft-sediment deformation. Now, another “Fortian” has shown me another example, and this one is better preserved. Its lobes are (apparently) arranged radially, and the individual lobes have a striated appearance. The lobes vary …

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