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Korn |
1999 |
Famennian Ammonoid Stratigraphy of the Ma'der and Tafilalt (Eastern Anti-Atlas, Morocco.
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Korn & Klug |
2002 |
Ammoneae Devonicae.
In: Fossilium Catalogus, I: Animalia (edit. Riegraf,W.), Pars 138:
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