The coiled Middle Ordovician cephalopod genera Trocholites and Curtoceras (Tarphyceratida) from Baltoscandia and north-central Europe
Author
Aubrechtová, Martina
3CAF4231-8787-4051-8D76-F983332517EE
Institute of Geology, Czech Academy of Sciences, Rozvojová 269, Prague, 16500, Czech Republic.
aubrechtova@gli.cas.cz
Author
Korn, Dieter
286CA4F3-7EBC-4AEF-A66A-B2508D001367
Museum für Naturkunde, Leibniz-Institut für Evolutions- und Biodiversitätsforschung, Invalidenstrasse 43, 10115 Berlin, Germany.
dieter.korn@mfn.berlin
text
European Journal of Taxonomy
2025
2025-03-26
982
1
78
https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2843/12943
journal article
308947
10.5852/ejt.2025.982.2843
a1ffc010-9e7a-4cd4-a789-bc653917f76a
2118-9773
15096341
00EDB7C3-98B6-4FF6-93C3-2B2DCF8FA3A9
Table 9. Conch measurements, ratios and rates of Trocholites freyjae sp. nov.| specimen | dm | ww | wh | uw | ah | CWI | WWI | UWI | WER | IZR |
|---|
| MB.C.32172 | 33.6 | 14.3 | 8.2 | 16.6 | – | 0.43 | 1.74 | 0.49 | – | – |
|---|
| minus 90° | 31.0 | 13.9 | 8.7 | 13.4 | – | 0.45 | 1.60 | 0.43 | – | – |
|---|
| MB.C.32171 | 30.8 | 14.8 | 8.0 | 14.3 | – | 0.48 | 1.85 | 0.46 | – | – |
|---|
| minus 90° | 27.0 | 13.7 | 8.4 | 10.4 | – | 0.51 | 1.63 | 0.39 | – | – |
|---|
| TUG 46-167 | 27.3 | 12.0 | 6.7 | 14.3 | – | 0.44 | 1.80 | 0.52 | – | – |
|---|
| minus 90° | 24.5 | 11.8 | 6.7 | 11.7 | – | 0.48 | 1.76 | 0.48 | – | – |
|---|
| NRM Mo 152355 | 25.6 | 13.0 | 7.4 | – | 5.70 | 0.50 | 1.76 | – | 1.65 | – |
|---|
| minus 90° | 22.0 | – | 6.6 | – | – | – | – | – | – | – |
|---|
| minus 180° | – | 12.0 | – | – | – | – | – | – | – | – |
|---|