| 1 |
  | Article: [Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: Revision of Middle Miocene holoplanktonic gastropods from Poland, published by the late Wilhelm Krach
A.W. Janssen, I. Zorn,
in: Scripta Geologica. Special Issue, Vol. 2
(1992), p. 155-236
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| 2 |
  | Article: An account of the Cancellariidae (Gastropoda) of Winterswijk-Miste (Miocene, Hemmoorian), The Netherlands
A.W. Janssen,
in: Scripta Geologica, Vol. 68
(1984), p. 1-39
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| 3 |
  | Article: Bemerkungen zu der Astartiden-Fauna des jüngeren Känozoikums des Nordseebeckens
A.W. Janssen, L. van der Slik,
in: Scripta Geologica, Vol. 22
(1974), p. 1-23
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| 4 |
  | Article: Die Mollusken-Fauna der Twistringer Schichten (Miocän) von Norddeutschland = The molluscan fauna of the Twistringer Beds (Miocene) of northern Germany
A.W. Janssen,
in: Scripta Geologica, Vol. 10
(1972), p. 1-95
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| 5 |
  | Article: Eocene to Miocene holoplanktonic Mollusca (Gastropoda) of the Aquitaine Basin, southwest France
B. Cahuzac, A.W. Janssen,
in: Scripta Geologica, Vol. 141
(2010), p. 1-193
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| 6 |
  | Article: Heliconoides linneensis sp. nov., a new holoplanktonic gastropod (Mollusca, Thecosomata) from the Late Oligocene of the Aquitaine Basin (France, Landes)
A.W. Janssen,
in: Zoologische Mededelingen, Vol. 82
(2008), p. 69-72
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| 7 |
  | Article: Holoplanktonic Mollusca (Gastropoda: Pterotracheoidea, Janthinoidea, Thecosomata and Gymnosomata) from the Pliocene of Pangasinan (Luzon, Philippines)
A.W. Janssen,
in: Scripta Geologica, Vol. 135
(2007), p. 29-178
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| 8 |
  | Article: Lithostratigraphical and biostratigraphical subdivision of Tertiary deposits (Oligocene - Pliocene) in the Winterswijk - Almelo region (eastern part of the Netherlands).
M. van den Bosch, M.C. Cadée, A. W. Janssen,
in: Scripta Geologica, Vol. 29
(1975), p. 1-167
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| 9 |
  | Article: Miocene Decapoda and Mollusca from Ramsel (province of Antwerpen, Belgium), with a new crab genus and a new cephalopod species
A.W. Janssen, P. Muller,
in: Scripta Geologica, Vol. 75
(1984), p. 1-26
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| 10 |
  | Article: Pteropoda (Gastropoda, Euthecosomata) from the Australian Cainozoic
A.W. Janssen,
in: Scripta Geologica, Vol. 91
(1989), p. 1-76
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