Megalaspidella
Megalaspidella is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Arenig stage of the Ordovician Period, approximately 478 to 471 million years ago. References Asaphida genera Asaphidae Ordovician trilobites of Asia Fossils of China Ordovician trilobites of Europe Fossils of France Ordovician trilobites of North America Fossils of the United States Ordovician trilobites of South America Fossils of Argentina Fossils of Bolivia Fossil taxa described in 1937