Ahbach Formation
The Ahbach Formation is a geologic formation in Germany. It preserves fossils dating back to the Middle Devonian period.
| Ahbach Formation Stratigraphic range: Eifelian-Givetian ~390–385 Ma | |
|---|---|
| Type | Formation |
| Sub-units | Hallert & Olifant members |
| Lithology | |
| Primary | Limestone |
| Other | Mudstone |
| Location | |
| Coordinates | 50.3°N 7.6°E |
| Approximate paleocoordinates | 23.0°S 8.°E |
| Region | Nordrhein-Westfalen, Rheinland-Pfalz |
| Country |  |
| Extent | Eifel, Rhenisch Schiefergebirge |
  Ahbach Formation (Germany) | |
Fossil content
The formation has provided among others the following fossils:[1]
- Alveolites intermixtus
- Aulopora serpens
- Favosites saginatus
- Heliolites porosus
- Pachytheca stellimicans
- Platyaxum (Platyaxum) escharoides
- Platyaxum (Egosiella) clathratum
- Pseudopalaeoporella lummatonensis
- Thamnophyllum caespitosum
- Thamnopora nicholsoni
- Thamnopora cf. dubia
- Cupressocrinites sp.
- Girvanella sp.
- Resteignella sp.
- Sphaerocodium sp.
- ?Couvinianella sp.
- Trilobita indet.
References
- Ahbach Formation at Fossilworks.org
Further reading
- S. M. L. Pohler, D. Brühl, and B. Mestermann. 1999. Struves Mud Mound am Weinberg - carbonate buildup-Fazies im otomari-Intervall, Hillesheimer Mulde, Eifel [Struve's mud mound from the Weinberg Quarry - carbonate buildup facies within the otomari interval, Hillesheim syncline, Eifel Hills]. Senckenbergiana lethaea 79(1):13-29
- U. Koch-Fruchtl and C. T. Gee. 1994. Middle Devonian Pseudopalaeoporella lummatonensis from the Rhenish Schiefergebirge (Sauerland and Eifel), Western Germany. Palaeontographica Abteilung B 232:1-13
- B.-P. Lütte. 1993. Zur stratigraphischen Verteilung tabulater Korallen im Mittel-Devon der Sätenicher Mulde (Rheinisches Schiefergebirge, Nord-Eifel). Geologica et Palaeontologica 27:55-71
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