Boreotrachyceras
Boreotrachyceras is an extinct genus of ammonite cephalopod, belonging to the order Ceratitida. The family to which Boreotrachyceras belongs, Trachyceratidae, has more or less involute, highly ornamented shells and ceratitic to ammonitic sutures. References Bibliography Trachyceratidae Triassic ammonites Carnian genera Molluscs described in 2012 Prehistoric cephalopod genera Ceratitida genera