Big Hill (KY) geology and fossil expedition 11-2-2019 video link
Kentucky Academy of Science Saturday afternoon activity:
Quartz infilling identified by Dr. Frank Ettensohn, expedition host
Stylolites identified by Dr. Frank Ettensohn
Archimedes bryozoan identified by Mr. Daniel J. Phelps
Mr. Phelps describes crinoid, brachiopod (Composita) and modern isopods=pill bugs or rolly pollies
Crinoid stem columnals described by Darrell Barnes in rock detritus collection site (Mark Montgomery interacts)
Dr. Frank Ettensohn identifies the spine of a crinoid
by Dar