pforams@mikrotax - Protoheterohelix sp.

Protoheterohelix sp.

Classification: pf_mesozoic -> Heterohelicidae -> Protoheterohelix -> Protoheterohelix sp.
Sister taxa: P. obscura, P. washitensis, P. sp.


Rank: generic level id

Entries in the Catalog of original descriptions:

Distinguishing features:
Parent taxon (Protoheterohelix): Biserial throughout, aperture asymmetrically positioned, wall texture smooth.
This taxon: Specimens which cannot be assigned to established species

Emended description:


Wall type:


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:



Protoheterohelix sp. compiled by the pforams@mikrotax project team viewed: 28-9-2022

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