Description: Elliptical, oblong or reniform Helicosphaera with wide flange and central area spanned by a broad, near-longitudinal disjunct bar with distinct median suture.
Remarks:
Range: NP14 to NP17.
Neogene: Helicosphaera
Paleogene: Helicosphaera lophota
Comments
1. image maybe H. bramlettei?
Is this "Helicosphaera lophota", on first image, maybe H. bramlettei?