Taxonomy
Entries in the Catalog of original descriptions:
Distinguishing features:
Parent taxon (Bucherina): Test planoconvex, with low trochospiral coil, later commonly with a change in plane of coiling so that the final whorl is in a lower plane, chambers inflated on the spiral side, somewhat flattened on the umbilical side, sutures straight and depressed, umbilicus wide and deep, periphery truncate, with a single keel at the spiral margin; wall calcareous, perforate, surface prominently papillate to hispid and lacking meridional costellae; primary aperture interiomarginal, umbilical, with a delicate tegilla, that commonly is broken out.
This taxon: Specimens which cannot be assigned to established species
Emended description:
Morphology:
Wall type:
Size:
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:
References:
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Bucherina sp. compiled by the pforams@mikrotax project team viewed: 4-7-2022
Short stable page link: https://mikrotax.org/pforams/index.php?id=110038 Go to Archive.is to create a permanent copy of this page - citation notes |
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