A. beccarii (Linné, 1758) forma beccarii is characterized by beading, fluting and furrowing along the sutures on the ventral or dorsal sides. It is the largest (up to 1mm), has up to 13 chambers in the last whorl and is heavily calcareous. |
A. beccarii (Linné, 1758) forma parkinsoniana is characterized by one or several umbilical plugs on the ventral side. Between forma parkinsoniana and tepida a complete gradation between the end members may be found. |
A. beccarii (Linné, 1758) forma tepida is characterized by lacking umbilical plugs and beading, fluting or furrowing on either side. |
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Torrente Stirone, Italy; Pleistocene ventral side |
Al Qusair, Red Sea, Egypt ventral side |
central Adriatic coast, Italy ventral side |
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A. beccarii (Linné, 1758) forma beccarii Amrum, North Sea, Germany |
A. beccarii (Linné, 1758) forma beccarii Blaavand, North Sea, Denmark |
A. beccarii (Linné, 1758) forma beccarii Blaavand, North Sea, Denmark |
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A. beccarii (Linné, 1758) forma beccarii Blaavand, North Sea, Denmark |
A. beccarii (Linné, 1758) forma beccarii Blaavand, North Sea, Denmark |
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A. beccarii (Linné, 1758) Flensburg Fjord |
A. beccarii (Linné, 1758) Flensburg Fjord |
A. beccarii (Linné, 1758) abnormal specimen Flensburg Fjord |
A. beccarii (Linné, 1758) Kiel Fjord Overview normal-abnormal |
A. beccarii (Linné, 1758) Kiel Fjord |
A. beccarii (Linné, 1758) Kiel Fjord |
A. beccarii (Linné, 1758) Kiel Fjord |
A. beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
A. beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
Ammonia beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
Ammonia beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
Ammonia beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
Ammonia beccarii (Linné, 1758) Kiel Fjord abnormal specimen |
A. sp., Kiel Fjord, Baltic Sea, Germany |
A. sp., Kiel Fjord, Baltic Sea, Germany |
A. beccarii (Linné, 1758) forma beccarii Malia, Crete, Greece |
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A. beccarii (Linné, 1758) forma beccarii Orosei, Sardinia/Italy |
A. beccarii (Linné, 1758) forma beccarii Orosei, Sardinia/Italy |
A. beccarii (Linné, 1758) forma beccarii Orosei, Sardinia/Italy |
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A. parkinsoniana, central Adriatic/Italy |
A. parkinsoniana, central Adriatic/Italy |
A. tepida, central Adriatic/Italy |
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A. tepida, central Adriatic coast/Italy |
A. tepida, central Adriatic coast/Italy |
A. tepida, central Adriatic coast/Italy |
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A. sp., Trapani, Sicily, Italy |
A. sp., Trapani, Sicily, Italy |
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A. beccarii (Linné, 1758) forma beccarii Al-Qusair, Egypt, Red Sea |
A. beccarii (Linné, 1758) forma beccarii Al-Qusair, Egypt, Red Sea |
A. beccarii (Linné, 1758) forma beccarii Al-Qusair, Egypt, Red Sea |
A. beccarii (Linné, 1758) forma parkinsoniana Al-Qusair, Egypt, Red Sea |
A. beccarii (Linné, 1758) forma parkinsoniana Al-Qusair, Egypt, Red Sea |
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A. beccarii (Linné, 1758) forma beccarii Cherai, India |
A. beccarii (Linné, 1758) forma beccarii Cherai, India |
A. beccarii (Linné, 1758) forma beccarii Cherai, India |
A. beccarii (Linné, 1758) forma beccarii Cherai, India |
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A. beccarii (Linné, 1758) forma tepida Osaka Bay, Japan |
A. beccarii (Linné, 1758) forma tepida Osaka Bay, Japan |
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A. beccarii (Linné, 1758) forma parkinsoniana Ko Phangan, Thailand |
A. beccarii (Linné, 1758) forma parkinsoniana Ko Phangan, Thailand |
A. beccarii (Linné, 1758) forma parkinsoniana Ko Phangan, Thailand |
A. sp. Kemp, Queensland, Australia |
A. sp. Kemp, Queensland, Australia |
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A. beccarii, Ort, Austria |
A. beccarii, Torrente Stirone |
A. beccarii, Torrente Stirone |
A. beccarii (Linné, 1758) forma parkinsoniana Torrente Stirone, Italy |
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