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Rotalia fallax Steuer, 1904

   found in a sand pit near Waldlaubersheim, Mainzer Becken, Germany   Rupelian, Oligocene  Alzey Formation  Taxon Profile

Spiral and umbilical view of different specimen of Rotalia fallax

Forams found and images contributed by Kai Nungesser

The classification is based upon: Mueller, Siegfried 1966: Zusammenfassung der biostratigraphischen Ergebnisse im Tertiär des Objektes Neogen Westmecklenburg 1963-1964 nach Foraminiferenuntersuchungen
Thanks to Dr. Erich Wiesner for telling about the classification

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                      Rotalia fallax, Waldlaubersheim, Mainzer Becken, Germany