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Quasicyclammina gen. nov. and Thalmannammina (Foraminiferida) from the Paleocene of Papua New Guinea

Created 16/10/2025

Updated 16/10/2025

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The new genus Quasicyclammina is described from the Lagaip Beds of upper Paleocene age in the Wabag area, Papua New Guinea; it is placed in the subfamily Cyclammininae of the family Lituolidae. This new genus has an agglutinated test wall, slightly asymmetrical test, short internal longitudinal partitions, and an asymmetrical interiomarginal aperture. Three species are described, Q. breviseptum sp. nov., Q. compressa sp. nov. and Q. inflata sp. nov., separated on the number of the chambers In the outer whorl and on the maximum diameter/thickness ratio. A new species of the genus Thalmannammina, T. anfracta, is also described.

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Field Value
Title Quasicyclammina gen. nov. and Thalmannammina (Foraminiferida) from the Paleocene of Papua New Guinea
Language eng
Licence Not Specified
Landing Page https://data.gov.au/data/dataset/c2edbfd9-ae8b-43b1-9b9a-d74ed21232d5
Contact Point
Geoscience Australia Data
clientservices@ga.gov.au
Reference Period 20/04/2018
Geospatial Coverage
Map data © OpenStreetMap contributors
{
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    [
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        143.0,
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      ],
      [
        143.5,
        -5.8
      ],
      [
        143.5,
        -5.3
      ],
      [
        143.0,
        -5.3
      ],
      [
        143.0,
        -5.8
      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal Geoscience Australia

Data Source

This dataset was originally found on Geoscience Australia "Quasicyclammina gen. nov. and Thalmannammina (Foraminiferida) from the Paleocene of Papua New Guinea". Please visit the source to access the original metadata of the dataset:
https://ecat.ga.gov.au/geonetwork/srv/eng/csw/dataset/quasicyclammina-gen-nov-and-thalmannammina-foraminiferida-from-the-paleocene-of-papua-new-guine