| The Giant Marine Gastropod Campanile Giganteum (Lamarck, 1804) as a High‐Resolution Archive of Seasonality in the Eocene Greenhouse World NJ de Winter, J Vellekoop, AJ Clark, P Stassen, RP Speijer, P Claeys Geochemistry, Geophysics, Geosystems 21 (4), e2019GC008794, 2020 | 17 | 2020 |
| Changing life mode of Campanile giganteum (Lamarck, 1804) with age: Shifting habitat or food sources? N Van Horebeek, J Vellekoop, AJ Clark, RP Speijer Geologica Belgica: 7th INTERNATIONAL GEOLOGICA BELGICA MEETING 2021, 210-211, 2021 | 1 | 2021 |
| A stable oxygen isotope record of weather-timescale variability in the Eocene greenhouse world, using the giant marine gastropod Campanile giganteum N Van Horebeek, J Vellekoop, AJ Clark, NJ de Winter, Y Stroobandt, ... EGU General Assembly Conference Abstracts, EGU21-3268, 2021 | 1 | 2021 |
| Hydrological differences between the Lutetian Paris and Hampshire basins revealed by stable isotopes of conid gastropods RPS Alexander J. Clark, Johan Vellekoop BSGF - Earth Sciences Bulletin 2022 193 (3), 15, 2022 | | 2022 |
| A model–proxy data comparison of mid to late Miocene paleotemperatures in western and central Europe AJ Clark, J Vellekoop, RP Speijer 7th International Geologica Belgica Meeting 2021, Date: 2021/09/15-2021/09 …, 2021 | | 2021 |
| Lutetian conid snails from the Paris and Hampshire Basins as seasonality archives of the middle Eocene AJ Clark, J Vellekoop, Z Kelemen, R Speijer EGU General Assembly 2020, Date: 2020/05/04-2020/05/08, Location: online …, 2020 | | 2020 |
| Campanile gastropods as recorders of Eocene hothouse climate: A multi-proxy study with comparison with modern relatives. N de Winter, J Vellekoop, A Clark, P Stassen, S Petersen, S Scholz, ... Geophysical Research Abstracts 21, 2019 | | 2019 |
| Campanile giganteum (Lamarck 1804) from the middle Lutetian (~ 45 Ma) Paris Basin: a potential seasonality archive? A Clark, J Vellekoop, N de Winter, P Claeys, P Stassen, RP Speijer Geologica Belgica, 2018 | | 2018 |
