Oncocerida Name: Ovoceras (aka Gomphoceras)? Body Chamber with Siphuncle Size: 2 1/8" across and 1 1/2" long Time Period: Middle Devonian Formation: Upper Mahantango Member: Montebello Location: Orwigsburg, Schuylkill County, Pennsylvania Above specimen collected by Richard D. L. Fulton June, 2002 Return to Cephalopod Workshop Main Page