-40%
Crinoid Stem Fossil #00109
$ 15.83
- Description
- Size Guide
Description
Crinoid Stem Segment Fossil #00109.- Mississippian Period
- 375 to 320 million years ago.
- Self-collected Specimens
- Glazed Stem to Preserve from damage
During most of this time Pennsylvania was covered by warm, shallow seas that provided the perfect conditions for crinoid growth colonization.