The genus Discoceras (Tarphyceratida, Cephalopoda; Ordovician) from Estonia and glacial erratics in north-central Europe
Author
Aubrechtová, Martina
Institute of Geology, Czech Academy of Sciences, Rozvojová 269, Prague, 16500, Czech Republic. & University of Tartu, Faculty of Science and Technology, Institute of Ecology and Earth Sciences, Department of Geology, Ravila 14 a, 50411 Tartu, Estonia.
aubrechm@gmail.com
Author
Korn, Dieter
Museum für Naturkunde, Leibniz-Institut für Evolutions-und Biodiversitätsforschung, Invalidenstrasse 43, 10115 Berlin, Germany.
dieter.korn@mfn.berlin
Author
Kröger, Björn
Finnish Museum of Natural History, University of Helsinki, P. O. Box 44, Fi- 00014, Finland.
bjorn.kroger@helsinki.fi
text
European Journal of Taxonomy
2026
2026-01-29
1036
1
54
https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/3173/14109
journal article
314311
10.5852/ejt.2026.1036.3173
58eef89e-653a-483e-8d9e-1ac617c7d923
2118-9773
18479586
0784B061-33CD-498B-B6D6-5CA4CF5BC2E4
Table 11. Conch measurements, ratios and rates of Discoceras aseriense sp. nov.| specimen | dm | ww | wh | uw | ah | CWI | WWI | UWI | WER | IZR |
|---|
| GIT 225-1084 | 82.2 | 22.2 | 21.2 | 43.1 | 20.2 | 0.27 | 1.05 | 0.52 | 1.76 | 0.05 |
|---|
| minus 90° | 72.7 | – | 21.0 | 36.1 | – | – | – | 0.50 | – | – |
|---|
| minus 180° | 62.1 | – | 18.0 | 29.9 | – | – | – | 0.48 | – | – |
|---|