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Leymeriella tardefurcata intermedia

Leymeriella_tardefurcata_intermedia.jpg Isurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammoniteIsurus retroflexusThumbnailsLeymeriella rudis ammonite

Massif du Jura, departement de l'Ain (01), France
Mussel Member (Lower Albian), L. tardefurcata zone, L. regularis subzone
Around 112 million years old

References: Casey R., 1957 : The cretaceous ammonite genus Leymeriella, with a systematic account of its british occurences