Morphological Attributes: Spines: non-spinose Microstructure: macroperforate Texture: cancellate irregular Coiling: trochospiral Spire: neither high nor low / Umbilical depth: deep Chamberform on the umbilical side: subspherical to trapezoid Keel: no keel / Lip: lip or rim / Tooth: no tooth First occurence: 011.49 / Last occurence: 002.75 |