Gog is a genus of large, flattened asaphidtrilobite 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).[2]
References
^Fortey, R.A. (1975). The Ordovician Trilobites of Spitsbergen [II. Asaphidae, Nileidae, Raphiophoridae and Telephinidae of the Valhallfonna Formation]. Norsk Polarinstitutt Skrifter. Vol. 162. Oslo: Norsk Polarinstitutt.
^Turvey, Samuel T. "Asaphoid trilobites from the Arenig–Llanvirn of the South China plate." Palaeontology 50.2 (2007): 347-399.[1]