Saturday, December 24, 2011

Receptaculites subturbinatus Sponge

Pyrite fossil of a sponge called Receptaculites subturbinatus. Fossil was found in the Silurian Period Waldron Shale of Indiana. Illustrations in this post are from the Indiana Geological Survey #11 of 1881 found on Plate 2 Figures 1-3. Thanks to Mark for the fossil.








1 comment:

Kevin Tindall said...

Dear Sirs, I am in possession what well may be a huge specimen of the Receptatude. I would appreciate your input. My Fossil is proving most difficult to identify. Please contact me to establish conversation. Thank You.