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Showing results for tags 'costileioceras'.
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From the album: Middle Jurassic Ammonites from Southern Germany
9cm. From the Sinon Bank in the Wutach area. Murchisonae Zone, Upper Aalenian. It broke into 2 pieces as I was getting it out. Can you see where I repaired it? These were assigned to the genus Staufenia by Rieber in 1963, but Dietze, Rieber etal have revised the genera in December 2014 to the above.-
- costileioceras
- sinon
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From the album: Middle Jurassic Ammonites from Southern Germany
One large Costileioceras sinon(16cm.) with 2 smaller Ancolioceras opalinoides attached. Haugi subzone, murchisonae zone, late Aalenian. From the Wutach area. -
You can see how large it used to be by the remnant of the body chamber on the outer flank. This is the index fossil for the two sinon bank horizons in the murchsonae zone. Old German Chronostratigrahy: Dogger (Braunjura) beta
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- wutachtal
- costileioceras
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(and 4 more)
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