Main
Key to Species
About
Contact
|
Morphological Attributes: Spines: non-spinose Microstructure: microperforate Texture: smooth Coiling: trochospiral Spire: neither high nor low / Umbilical depth: neither deep nor shallow Chamberform on the umbilical side: triangular Keel: no keel / Lip: lip or rim / Tooth: no tooth First occurence: 029.18 / Last occurence: 020.78 |
identified by scientist Paleogene Oligocene Chattian Micronesia + Philippine Basin ODP Leg 130 Site 806 FEU-1009458 |  |