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Morphological Attributes:
Spines: spinose
Microstructure: macroperforate
Texture: cancellate irregular
Coiling: trochospiral globose
Spire: low / Umbilical depth: deep
Chamberform on the umbilical side: subspherical to trapezoid
Keel: no keel / Lip: no lip or rim / Tooth: no tooth
First occurence: 055.81 / Last occurence: 017.54
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