Jagt, John W.M., Natuurhistorisch Museum Maastricht, de Bosquetplein 6-7, 6211 KJ Maastricht, the Netherlands, Netherlands

• Vol 59, No 4 (2015) - Articles
  The stratigraphically earliest record of Diplomoceras cylindraceum (heteromorph ammonite) – implications for Campanian/Maastrichtian boundary definition
  Abstract  pdf