Tobel-Hombrechtikon, Zürich ("Assemblage"-Zone) (Miocene of Switzerland)

Where: Zürich, Switzerland (47.3° N, 8.8° E: paleocoordinates 47.5° N, 7.4° E)

• coordinate based on nearby landmark

When: MN 5 (16.0 - 13.7 Ma)

• MN5"b"; 15.3 M Years; Obere Süßwassermolasse (upper Freshwater Molasse);

•130m (profile meter) above the Hüllistein marker bed.

•After Bollinger 1992: MN5/6. After Bollinger 1994: MN5"b" (=middle MN5).

Environment/lithology: "floodplain"; marl

• floodplain with channels

Size class: macrofossils

Reposited in the NMB

Collection methods: bulk, chemical, sieve,

• It is chosen as an "Assemblage-Zone" and is stored in the Paläontological Insitute and Museum Zürich, Naturhistorisches Museum Basel. 200 mammal teeth, 7 Celtis seeds

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 46286: authorized by John Alroy, entered by Susanna Kümmell on 10.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Anomalomyidae
Anomalomys minutus n. sp. Bollinger 1992 rodent
 Rodentia - Gliridae
Bransatoglis astaracensis Baudelot 1970 dormouse
Paraglirulus werenfelsi Engesser 1972 dormouse
Paraglirulus conjunctus Mayr 1979 dormouse
Microdyromys praemurinus Freudenberg 1941 dormouse
 Rodentia - Eomyidae
Keramidomys carpathicus Schaub and Zapfe 1953 rodent
 Rodentia -
Neocometes similis Fahlbusch 1966 mouse
 Rodentia - Sciuridae
Sciuridae indet. Gray 1821 squirrel
Blackia miocaenica Mein 1970 squirrel
? Palaeosciurus sp. Pomel 1853 squirrel
 Rodentia - Cricetidae
Democricetodon mutilus Fahlbusch 1964 rodent
Megacricetodon minor Lartet 1851 rodent
Megacricetodon minor Lartet 1851 rodent
Eumyarion bifidus Fahlbusch 1964 rodent
Eumyarion weinfurteri Schaub and Zapfe 1953 rodent
 Lagomorpha - Ochotonidae
Prolagus oeningensis König 1825 pika
 Artiodactyla -
 Soricomorpha - Soricidae
 Soricomorpha - Plesiosoricidae
? Plesiosorex sp. Pomel 1848 placental
 Tribosphenida - Erinaceidae
Galerix sp. Pomel 1848 hedgehog
Lanthanotherium aff. sansaniensis Lartet 1851 hedgehog
 Tribosphenida - Erinaceoidae
Plesiodimylus cf. bavaricus Schötz 1985 placental
Angiospermae
 Rosales - Ulmaceae
Celtis sp. Linnaeus 1753 hackberry