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 ~ | |
Type | Formation |
Sub-units | Hallert & Olifant members |
Lithology | |
Primary | Limestone |
Other | Mudstone |
Location | |
Coordinates | 50°18′N 7°36′E / 50.3°N 7.6°E |
Approximate paleocoordinates | 23°00′S 8°00′E / 23.0°S 8.°E |
Region | Nordrhein-Westfalen, Rheinland-Pfalz |
Country | Germany |
Extent | Eifel, Rhenisch Schiefergebirge |
Fossil content
editThe 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.
See also
editReferences
edit- ^ Ahbach Formation at Fossilworks.org
Further reading
edit- 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