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 12. Conch measurements, ratios and rates of Discoceras brandenburgense sp. nov.| specimen | dm | ww | wh | uw | ah | CWI | WWI | UWI | WER | IZR |
|---|
| MB.C.32324 | 63.7 | 19.8 | 18.3 | 30.7 | 18.3 | 0.31 | 1.08 | 0.48 | 1.97 | 0.00 |
|---|
| minus 90° | 52.6 | 17.0 | 15.8 | 23.2 | 15.8 | 0.32 | 1.08 | 0.44 | 2.04 | 0.00 |
|---|
| minus 180° | 44.0 | 16.0 | 14.7 | 18.6 | 14.7 | 0.36 | 1.09 | 0.42 | 2.25 | 0.00 |
|---|
| minus 270° | 36.8 | 14.0 | 13.6 | 15.2 | 13.6 | 0.38 | 1.03 | 0.41 | 2.51 | 0.00 |
|---|
| minus 360° | 29.3 | – | 10.7 | 11.1 | 10.7 | – | – | 0.38 | 2.47 | 0.00 |
|---|
| minus 450° | 23.2 | – | 8.0 | 7.9 | 8.0 | – | – | 0.34 | 2.33 | 0.00 |
|---|
| minus 540° | 18.6 | – | 7.5 | 5.2 | 7.5 | – | – | 0.28 | 2.82 | 0.00 |
|---|
| minus 630° | 15.2 | – | 7.3 | – | 7.3 | – | – | – | 3.70 | 0.00 |
|---|
| minus 720° | 11.1 | – | 5.9 | – | 5.9 | – | – | – | 4.54 | 0.00 |
|---|
| minus 810° | 7.9 | – | 5.6 | – | 5.6 | – | – | – | – | 0.00 |
|---|