Rümikon, Zürich (Aargau) (Miocene of Switzerland)

Where: Zürich, Switzerland (47.0° N, 8.0° E: paleocoordinates 47.3° N, 6.8° E)

• coordinate based on nearby landmark

When: MN 6 (13.7 - 12.8 Ma)

• Bollinger 1994: "MN6 not certain, can be called 'primitive MN6'".

•younger than 15.2 M Years; Obere Süßwassermolasse (upper Freshwater Molasse);

•300?m (profile meter) above the Hüllistein marker bed;

•Badenian

Environment/lithology: lacustrine; carbonaceous limestone and carbonaceous marl

Size class: macrofossils

Collection methods: bulk, chemical, sieve,

• includes only the new findings since 1991

Primary reference: T.h. Bollinger. 1992. Kleinsäugerstratigraphie in der miozänen Hörnlischüttung (Ostschweiz); (Biostratigraphy of small mammals in the Hörnlischüttung of Miocene age (East Switzerland)). Documenta naturae 75:1-296 [J. Alroy/S. Kuemmell/S. Kuemmell]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 46272: authorized by John Alroy, entered by Susanna Kümmell on 10.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Insectivora -
Insectivora indet. Bowdich 1821 insectivoran
 Rodentia - Cricetidae
Eumyarion medius Lartet 1851 mouse
Cricetodon aff. meini Freudenthal 1963 mouse
Megacricetodon minor Lartet 1851 mouse
Megacricetodon minor Lartet 1851 mouse
 Rodentia - Gliridae
Gliridae indet. Muirhead 1819 dormouse
Microdyromys praemurinus Freudenberg 1941 dormouse
Miodyromys hamadryas Forsyth Major 1899 dormouse
ssp.
 Lagomorpha - Ochotonidae
Ochotonidae indet. Thomas 1897 pika