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.


RGEO said...

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

rgeo said...

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