Geological Time Scale
International Age: Moscovian
Date Collected: 10/26/2020
Acquired by: Field Collection
1.75 mm across silicified shell of a microconchid, a possible Lophophorate, that is sometimes referred to as a “worm tube”. It is encrusted on a Caninia coral. Found in the Pennsylvanian Naco Formation limestone from northern Arizona.
Two microconchids are visible on the bottom of the lower right hand coral.