Tag Archives: cambrian period

Giant Trilobites Found in Portugal!

No need to hide the kids. They’re fossilized. But so reports the science journal Geology: Large quarrying surfaces of roofing slate in the Arouca Geopark (northern Portugal), formed under oxygen-depleted conditions, have yielded a unique Ordovician fossil lagerstätte that reveals … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , | Leave a comment