Die Gastropoden aus der Korallenrifffazies der St-Ursanne-Formation (mittleres Oxfordien) des Schweizer Jura. 2. Patellogastropoda und Vetigastropoda
- 1. Fachbereich Paläontologie am Institut für Geologische Wissenschaften der Freien Universität Berlin. Malteserstraße 74-100, Haus D, D-12249 Berlin, Deutschland. E-Mail: joachim.gruendel@lingua-pura.de
- 2. Naturhistorisches Museum der Burgergemeinde Bern, Bernastrasse 15, CH-3005 Bern, Schweiz. E-Mail: bernhard.hostettler@nmbe.ch
- 3. Naturhistorisches Museum der Burgergemeinde Bern, Bernastrasse 15, CH-3005 Bern, Schweiz. E-Mail: ursula.menkveld@nmbe.ch
Description
Gastropods from the Coral facies of the St-Ursanne-Formation (middle Oxfordian) from the Swiss Jura. Part 2. Patellogastropoda and Vetigastropoda.- Some localities of the gastropod bearing St-Ursanne Formation are presented herein. Described in detail are the locations La Caquerelle and Rieji near Roggenburg. All in all could be found 32 species from Patellogastropoda and Vetigastropoda. New are the genera Oxfordina n. gen., Helvetataphrus n. gen. and Pseudangaria n. gen. as well as the species Patella staceata n. sp., Emarginula rara n. sp., Rimulopsis torulosus n. sp., Chilodonta tricostatula n. sp. and Cochleochilus? spiralocostatus n. sp. The genus membership is changed for or 13 species and 4 species are listed under open nomenclature. A lectotypus is determined for 5 species. Finally are discussed the facial conditions of the Chestel and Buix Members (St-Ursanne Formation) and the dependance of the gastropods from these conditions.
Files
199_247_Grundel_etal.pdf
Files
(5.4 MB)
Name | Size | Download all |
---|---|---|
md5:6dfa8330aa96e6161d59d26f05986b72
|
5.4 MB | Preview Download |