Morphological Attributes:
Spines: non-spinose Microstructure: imperforate Texture: smooth Coiling: trochospiral globose Spire: neither high nor low / Umbilical depth: neither deep nor shallow Chamberform on the umbilical side: subspherical to trapezoid Keel: no keel / Lip: no lip or rim / Tooth: no tooth First occurence: 006.60 / Last occurence: 003.41
identified by scientist Neogene Pliocene Zanclean off West Africa ODP Leg 159
identified by scientist Neogene -- Micronesia + Philippine Basin ODP Leg 130