Ahmuellerella octoradiata

(Gorka, 1957) Reinhardt, 1966b Aug 05, 2020

Set number: 106

  • Ahmuellerella octoradiata 17809 1
  • Ahmuellerella octoradiata 17811 2
  • Ahmuellerella octoradiata 17813 3
  • Ahmuellerella octoradiata 17819 4
  • Ahmuellerella octoradiata 17810 5
  • Ahmuellerella octoradiata 17812 6
  • Ahmuellerella octoradiata 17814 7
  • Ahmuellerella octoradiata 17815 8
    10µm
Ahmuellerella octoratiata, Late Campanian, Unknown

Set number: 107

  • Ahmuellerella octoradiata 3959 1
  • Ahmuellerella octoradiata 3958 2
  • Ahmuellerella octoradiata 3956 3
  • Ahmuellerella octoradiata 3957 4
    10µm
Ahmuellerella octoratiata, Late Campanian, Unknown

Set number: 108

  • Ahmuellerella octoradiata 3891 1
  • Ahmuellerella octoradiata 3892 2
  • Ahmuellerella octoradiata 3888 3
  • Ahmuellerella octoradiata 3889 4
    10µm
Ahmuellerella octoratiata, Late Campanian, Unknown
Final Epithet
Ahmuellerella octoradiata (Gorka, 1957) Reinhardt, 1966b
Basionym

Discolithus octoradiatus Gorka, 1957

Remarks

Species of Ahmuellerella have four almost axial bars in the central area. Two birefringent parallel segments make the bars. The segments diverge away from each other as they meet the wall.

References

Górka, H. 1957. Les Coccolithophoridés du Maestrichtien supérieur de Pologne. Acta Palaeontologica Polonica. 2: 239-284

Reinhardt, P. 1966b. Zur Taxonomie und Biostratigraphie des fossilen Nannoplanktons aus dem Malm, der Kreide und dem Alttertiär Mitteleuropas Freiberger Forschungshefte. C196: 5-109.

Taxonomy
Ahmuellerella
Biostratigraphy
  • Phanerozoic
    • Mesozoic
      • Cretaceous
        • Late Cretaceous
          • -
            • Maastrichtian
              • Late Maastrichtian
            • Cenomanian
              • Early Cenomanian
Stratigraphic Range
Early Cenomanian - Late Maastrichtian
Age (Ma)
94.44? - 66.04
Zone(s)
CC10 - CC26
Holotype
Ahmuellerella octoradiata 3888

Discolithus octoradiatus Gorka, 1957

Late Maastrichtian

Gora Pulawska, Vistula Valley, Poland