Taxonomy
Entries in the Catalog of original descriptions:
Distinguishing features:
Parent taxon (Globotruncanella): Test a low trochospiral, planoconvex to concavoconvex, compressed, chambers petaloid, about five in the final whorl, sutures radial, depressed, umbilicus of narrow to medium size, periphery acutely angled, with nonperforate carinal band or true keel, peripheral outline lobulate; wall calcareous, perforate, with pustulose suface and peripheral keel; primary aperture interiomarginal, extraumbilical-umbilical, in early chambers provided with a small triangular porticus, later with a distinct tegillum crossing the umbilicus, and with accessory apertures around the margins.
This taxon: Specimens which cannot be assigned to established species
Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage).
First occurrence (base): within (-Ma, base in "Holocene" stage).
Plot of range and occurrence data:
Globotruncanella sp. compiled by the pforams@mikrotax project team viewed: 10-12-2024
Short stable page link: https://mikrotax.org/pforams/index.php?id=110187 Go to Archive.is to create a permanent copy of this page - citation notes |
This policy contains information about your privacy. By posting, you are declaring that you understand this policy:
This policy is subject to change at any time and without notice.
These terms and conditions contain rules about posting comments. By submitting a comment, you are declaring that you agree with these rules:
Failure to comply with these rules may result in being banned from submitting further comments.
These terms and conditions are subject to change at any time and without notice.
Comments