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Table 2 Palaeontological determinations from the Upper Freshwater Molasse (kind courtesy of the late Prof. J.–P. Berger)

From: Sedimentology of the Jura Molasse: Miocene tidal clastics and freshwater carbonates from the Tramelan-2 Borehole, NW Switzerland

Depth

Find

Remarks

10.93 m

Many fish otoliths

 
 

1–2 pharyngeal teeth

 
 

Abundant molluscs

Planorbids

 

Rare ostracods

 
 

Charophytes

Lychnothamnus sp.

Chara sp.

15.79 m

Abundant gastropods

Lymnaeids and Planorbids

 

Fish otoliths

 
 

1–2 pharyngeal teeth

 
 

Charophytes

Lychnothamnus sp.

 

Mammal tooth

Pseudodryomus sp.

(B. Engesser det.)

20.42 m

2–3 otoliths and a few molluscs

 

21.37 m

2 fish otoliths

 
 

1 bone fragment

 
 

Mollusc fragments

 

26.28 m

Gastropod fragments

Helicids, Planorbids, Lymnaeids

 

Gastropod opercula

 

28.40 m

Abundant molluscs

Planorbids, Lymnaeids

 

1–2 otoliths

 
 

1–2 badly preserved charophytes

Probably Chara sp.

28.62 m

Abundant fossil fragments

Lymnaeids, Planorbids, gastropod opercula

 

1 fish tooth

 
 

Charophytes

Indet.

28.78 m

Molluscs

Planorbids, rare Lymnaeids

30.10 m

Molluscs

Planorbids, rare Helicids and opercula

 

1–2 bone fragments

 
 

Charophyte

Lychnothamnus sp.

 

1? fish otolith

 

31.90 m

Rare gastropod fragments

Planorbids and Lymnaeids

32.40 m

Abundant molluscs

Planorbids, Lymnaeids etc

 

1 pharyngeal tooth

 
 

2 otoliths

 
  1. Lychnothamnus—Miocene age; known throughout the Upper Freshwater Molasse
  2. Palaeoecology—lacustrine/palustrine environment, probably freshwater. No brackish indicators