Gog (trilobite)

Gog is a genus of large, flattened asaphid trilobite from the Middle Arenig-aged Svalbard, Valhallfonna Formation, Olenidsletta, Member, of Spitzbergen, Norway ("G. catillus"), and the Upper Arenig-aged Dawan Formation in Hubei, China ("G. yangtzeensis").