Bill Heimbrock

Abundant Cyclocystoid plates. Most of these plates appear to be Zygocycloides.

The above bag of Cyclocystoid plates were extracted from cleaned

When soaked in vinegar for 24 hours and boken, the 3-dimensional stereom structure is revealed as shown below.


Also found in this layer are numerous crinoid columnals. These, also, have unusually good preservation.


Here is what the crinoid columnals look like.

When soaked in vinegar for 24 hours and broken open, they reveal stereom structure that is somewhat smaller and less defined than that of the Cyclocystoids.

Click here to see pictures of other fauna from this layer
Click here for a site description.

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