5.7" Fenestella Fossil Bryozoan Moss Animal Upper Ordovician Age Macao Portugal Trilobite Pyrite is often found associated

Pyrite is often found associated with other minerals such as quartz and barite

the earliest known skeletal structure in the animal kingdom

At its peak

gaining a glimpse into the history

During the Paleocene epoch (66–56 million years ago)

5.7" Fenestella Fossil Bryozoan Moss Animal Upper Ordovician Age Macao Portugal Trilobite Pyrite is often found associatedLocation: Macao, Portugal Weight: 7. 5 Ounces Dimensions: 5. 7 Inches Long, 2 Inches Wide, 0. 9 Inches Thick (Matrix) The item pictured is the one you will receive. Upper Ordovician, 452 Million Years old. Fenestella is a genus of bryozoans, also known as moss animals, famous for forming fan shaped colonies with a delicate, net like structure. Its name comes from the Latin word for little window, referring to the window like openings, or fenestrae, in