Where: Tunisia (36.3° N, 10.1° E: paleocoordinates 24.6° N, 11.8° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Demonense ammonoid zone, Oust Formation, Ibex (189.6 - 183.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, glauconitic, shelly/skeletal, gray limestone
Size class: macrofossils
Collection methods: Repository: Service de la Carte Géologiue de Tunisie
Primary reference: M. Rakús and J. Guex. 2002. Les ammonites du jurassique inférieur et moyen de la dorsal tunisienne. Mémoires de Géologie (Lausanne) 39:1-149 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 170523: authorized by Matthew Clapham, entered by Matthew Clapham on 22.06.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
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Zamaiceras mangoldi Rakús and Guex 2002 ammonite
Zamaiceras carinatum Rakús and Guex 2002 ammonite | |
Acanthopleuroceras subarietiforme n. sp., Tropidoceras demonense, Tropidoceras stahliforme, Tropidoceras mediterraneum, Tropidoceras zitteli, Tropidoceras flandrini, Gorgheiceras tuberculatum n. sp., Gorgheiceras planatum n. sp.
Acanthopleuroceras subarietiforme n. sp. Futterer 1893 ammonite
Tropidoceras demonense Gemmellaro 1884 ammonite
Tropidoceras stahliforme Rakús and Guex 2002 ammonite
Tropidoceras mediterraneum Gemmellaro 1884 ammonite
Tropidoceras zitteli Fucini 1899 ammonite
Tropidoceras flandrini Dumortier 1869 ammonite
Gorgheiceras planatum n. sp. Rakús and Guex 2002 ammonite | |
Radstockiceras gemmellaroi Pompeckj 1906 ammonite | |
Cymbites laevigatus Sowerby 1827 ammonite | |
? Fuciniceras sp. Haas 1913 ammonite
Fuciniceras ex gr. formosum Wiedenmayer 1977 ammonite | |
Phylloceras meneghinii Gemmellaro 1874 ammonite
Calaiceras calais Meneghini 1874 ammonite
Calliphylloceras alontinum Gemmellaro 1884 ammonite | |
Juraphyllites planispira, "Harpophylloceras sp." = Juraphyllites (Harpophylloceras)
Juraphyllites planispira Reynes 1868 ammonite
"Harpophylloceras sp." = Juraphyllites (Harpophylloceras) Spath 1927 ammonite | |
"Gorgheiceras costotuberculatum" = Sphenoacanthites costotuberculatum
"Gorgheiceras costotuberculatum" = Sphenoacanthites costotuberculatum Rakús and Guex 2002 ammonite Includes ssp. subcarinatum; assigned to "Salfeldoceras" in figure
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