Tuesday, November 27, 2012

Phanocrinus nitidus Crinoid Calyx


Image sent to me of a crinoid calyx fossil found in southern Indiana USA. It is from the Mississippian Period and appears to be a Phanocrinus nitidus. This crinoid might also be an Agassizocrinus sp.

2 comments:

RGEO said...

Yes Agassizocrinus from the upper Mississsippian, middle Chester.
Very Nice

rgeo said...

Yes Agassizocrinus, Upper Mississippian, Middle Chester.
Very Nice specimen