April 25, 2012

Sea creatures

Perfectly preserved specimens from an epoch when the Driftless Region was the bed of a vast sea.


  1. Casey Cichowicz on April 25th, 2012 at 5:24 pm

    An amazing find.

  2. Sheila Ryan on April 25th, 2012 at 5:49 pm

    And me an amateur!

  3. Sheila Ryan on April 26th, 2012 at 2:00 pm

    Paleozoic Plateau.