Back
Hystrichosphaeropsis obscura
Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.
Distribution
Plots are based on the following information
Distribution
Plots are based on the following information
| FO/LO | Location | Source | Calibration | Age (Ma) | Paleolatitude |
| FO | Scotian Margin, Canada | Williams et al., 1993 | 0.5 in stage_Chattian | 25.165 | 39.844 |
| FO | North Sea Compilation, Europe | Powell, 1992 | 0.9 in nan_n_NN1 | 22.725 | 46.24 |
| FO | Bordeaux, France | Londeix and Jan du Chene, 1998 | 0.6 in nan_n_NN2 | 20.58 | 38.665 |
| FO | DSDP 548, North Atlantic | Brown and Downie, 1985 | 0 in nan_n_NP15 | 46.723 | 40.071 |
| FO | Northwest Pacific, Pacific | Bujak and Matsuoka, 1986 | 0.5 in stage_Burdigalian | 18.22 | 56.194 |
| FO | Shukheir-1, Egypt | Soliman et al., 2012 | 0 in nan_n_NN3 | 19.18 | 21.913 |
| FO | IODP U1356A, East Antarctica | Bijl et al., 2018 | 0.75 in mag_C5Bn | 14.878 | -59.459 |
| FO | Contessa, Italy | Montanari et al., 1997 | 0.5 in mag_C6n | 19.086 | 36.509 |
| FO | Lemme, Italy | Powell, 1986 | 0.75 in plfor_A_P22 | 24.38 | 37.172 |
| LO | Scotian Margin, Canada | Fensome et al., 2008 | 0.25 between 0 nan_n_NN10 1 nan_n_NN11 | 8.59 | 41.653 |
| LO | North Sea Compilation, Europe | Powell, 1992 | 0.33 in plfor_A_N17 | 7.636 | 49.918 |
| LO | Chesapeake Bay, USA | De Verteuil and Norris, 1996a | 0.8 in nan_n_NN11 | 6.082 | 36.857 |
| LO | DSDP 548, North Atlantic | Brown and Downie, 1985 | 0.5 in nan_n_NN5 | 14.26 | 44.306 |
| LO | Jylland, Denmark | Dybkjaer and Piasecki, 2010 | 0.33 in nan_n_NN11 | 7.379 | 53.322 |
| LO | Northwest Pacific, Pacific | Bujak and Matsuoka, 1986 | 0.5 in stage_Langhian | 14.905 | 54.567 |
| LO | ODP 1168, Southeast Australia | Hou et al., 2023 | 0.2 in mag_C5Er | 18.608 | -48.182 |
| LO | Oga, Japan | Matsuoka et al., 1987 | 1 in plfor_A_N11 | 13.4 | 29.342 |
| LO | Jutland, Denmark | Śliwińska et al., 2012 | 0.25 in mag_C8n.2n | 25.816 | 49.57 |
| LO | DSDP 611, North Atlantic | Mudie, 1987 | 0.5 in nan_n_NN12 | 5.305 | 48.255 |
| LO | Gulf Coast, USA | Wrenn and Kokinos, 1986 | 0.5 in plfor_A_N17 | 7.15 | 28.928 |
| LO | ODP 907, Iceland | Schreck and Matthiessen, 2014 | 0.75 in mag_C3Br | 7.295 | 66.284 |
| LO | Lobo X-1, Uruguay | Daners et al., 2025 | 0 in stage_Langhian | 15.99 | -40.064 |
| LO | Buenaventura 1-ST-P, Colombia | Duque-Herrera et al., 2018 | 1 in nan_n_NN11 | 5.53 | 1.09 |