Publications

Bulot, Luc G., Jean-Pierre Thieuloy, Eric Blanc & Jaap Klein. 1993. Le cadre stratigraphique du Valanginien supérieur et de l’Hauterivien du Sud-Est de la France: Définition des biochronozones et caracterisation de nouveaux biohorizons. Géologie Alpine 68 (1992): 13-56, 6 fig., 16 tables.

Hoedemaeker, Philip J. & Peter F. Rawson (reporters) and Maria B. Aguirre-Urreta, Tamara Bogdanova, István Fozy, Pedro Garcia-Barrera, Celestina Gonzales-Arreoloa, Mikhail Kakabadze, Jaap Klein, Alexander Lukeneder, Naser Raisossadat, Ottilia Szives &  Zdenĕk Vašíček. 2000. Report on the 5th International Workshop of the Lower Cretaceous Cephalopod Team (Vienna, 5 September 2000). Cretaceous Research 21: 857-860, 2 fig.

Hoedemaeker, Philip J. & Stéphane Reboulet (reporters) and Maria B. Aguirre-Urreta, Peter Alsen, Mohamed Aoutem, François Atrops, Ricardo Barragan, Miguel Company, Celestina González Arreola, Jaap Klein, Alexander Lukeneder, Izabela Ploch, Naser Raisossadat, Pierre Ropolo, Zdenĕk Vašíček, Jean Vermeulen & Max Wippich. 2003. Report on the 1st International Workshop of the IUGS Lower Cretaceous Ammonite Working Group, the 'Kilian Group' (Lyon, 11 July 2002). Cretaceous Research 24: 89-94, 2 fig.

KleinJaap. 1988. Het Onder-Krijt van de Provence. GEA 21(1): 1-36, 7, 32 fig., 6 tables.

KleinJaap. 1990. Een onbekende ammoniet uit het Boven-Valanginien (Onder-Krijt) van ZO-Frankrijk. GEA 23(4): 129-131, 1 pl.

KleinJaap. 1997. Ammonite stratigraphy for the Valanginian and Lower Hauterivian of the mediterranean region. Tethyan and Boreal Cretaceous-Newsletter 9: 6-15.

Klein,  Jaap. 2005. Fossilium Catalogus Lower Cretaceous Ammonites. Part I -  Perisphinctaceae 1: Himalayitidae, Olcostephanidae, Holcodiscidae, Neocomitidae and Oosterellidae. Backhuys Leiden. 491 p.

Klein, Jaap & Jean Vermeulen. 2006. Fossilium Catalogus Lower Cretaceous Ammonites. Part II - Perisphinctaceae 2. Backhuys Leiden. 301 p.

Klein, Jaap et al. 2007. Fossilium Catalogus Lower Cretaceous Ammonites. Part III - Bochianitoidea, Protancyloceratoidea, Ancyloceratoidea and Ptychoceratoidea. Backhuys Leiden. 381 p.

Klein, Jaap et al. 2009. Fossilium Catalogus Lower Cretaceous Ammonites. Part IV - Boreophylloceratoidea, Phylloceratoidea, Lytoceratoidea, Tetragonitoidea, Haploceratoidea (including the Upper Cretaceous representatives) Backhuys/Margraf Weikersheim. 416 p.

Klein, Jaap & Zdenek Vasicek. 2011. Fossilium Catalogus Lower Cretaceous Ammonites. Part V - Desmoceratoidea. Backhuys/Margraf Weikersheim. 311 p. 

klein, jaap & tamara bogdanona. 2013. Fossilium Catalogus Lower Cretaceous Ammonites. Part VI - Douvilleiceratoidea & Deshayesitoidea. Backhuys/Margraf Weikersheim. 299 p. 

KleinJaap & Philip JHoedemaeker1999. Ammonite stratigraphy of the Valanginian to Barremian for the Mediterranean region. Scripta Geologica, Special Issue 3: 97-127.

Mutterlose, Jörg (compiler) with Gérard Autran, Evgenij J. Baraboschkin, Fabrizio Cecca, Elisabetta Erba, Silvia Gardin, Waldemar Herngreen, Philip Hoedemaeker, Mikhail Kakabadze, Jaap Klein, Han Leereveld, Peter F. Rawson, Pierre Ropolo, Zdenĕk Vašíček & Katharina von Salis. 1996. The Hauterivian Stage. Bulletin de l'Institut royal des sciences naturelles de Belgique, Sciences de la terre, 66-Supp.: 19-24, 1 fig.

Rawson, Peter F. & Philip J. Hoedemaeker (reporters) and Maria B. Aguirre-Urreta, Emil Avram, Mohssine Ettachfini, Simon R. A. Kelly, Jaap Klein, Eliso Kotetishvili, Hugh G. Owen, Pierre Ropolo, Michael R. A. Thomson, Zdenĕk Vašíček & Max Wippich. 1999. Report on the 4th International Workshop of the Lower Cretaceous Cephalopod Team (IGCP-Project 362). Scripta Geologica, Special Issue 3: 3-13, 7 fig.

Reboulet, Stéphane & Philip J. Hoedemaeker (reporters) and Maria B. Aguirre-Urreta, Peter Alsen, François Atrops, Evgenij Y. Baraboshkin, Miguel Company, Gérard Delanoy, Yves Dutour, Jaap Klein, Jean-Louis Latil, Alexander Lukeneder, Vasily Mitta, Francisco A. Mourgues, Izabela Ploch, Naser Raisossadat, Pierre Ropolo, José Sandoval, José M. Tavera, Zdeněc Vašíček & Jean Vermeulen. 2006. Report on the 2nd international meeting of the IUGS lower Cretaceous ammonite working group, the “Kilian Group” (Neuchâtel, Switzerland, 8 September 2005). Cretaceous Research 27: 712-715, 2 tables.

Reboulet, Stéphane & Jaap Klein (reporters), Ricardo Barragán, Miguel Company, Celestina González-Arreola, Alexander Lukeneder, Seyed Naser Raisossadat, José Sandoval, Ottilia Szivez, José M. Tavera, Zdeněc Vašíček, Jean Vermeulen. 2009. Report on the 3rd International Meeting of the IUGS Lower Cretaceous Ammonite Working Group, the “Kilian Group” (Vienn, Austria, 15th April 2008). Cretaceous Research 30: 496-502.