An absolutely exquisite and perfect example of this increasingly hard to find species.
A must have species for the collector of American or Mid-Western trilobites.
Light chocolate color
This is a very fine, 3-D enrolled examples of a trilobite rarely offered for sale, with few in such a pristine, undistorted shape.
Enrollment was a defensive response to predators

ORIGIN :USA
SIZE: 1 1/4 inc (3cm wide) and unrolled would have
been more than 2in.
WEIGHT:30gr

Trilobite name from Tri-lobe-ite ,3 longitudinal divisions of their body.
They appeared aproximately570 million years ago, and they
lived until their extinction 240million years ago.
Quite a long time.