arrayname: original
Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
![]() | ![]() | ![]() | ![]() | Pentapylonium implicatum neptune records: |
Catalog entries: Pentapylonium
Original description: Shell globular with nine primary radial spines originating in a five-gated microsphere and formed of systems of three complex girdles of which the second is a triangular bipyramid and the third a hexagon whose corners represent cupolas lying in the principal plane of symmetry.
Geological Range:
Last occurrence (top): at top of Piacenzian Stage (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Aquitanian Stage (20.44-23.03Ma, base in Aquitanian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Dumitrica, P. (1991a). Cenozoic Pyloniacea (Radiolaria) with a five-gated microsphere. Revue de Micropaléontologie. 34(1): 35-56. gsReferences:
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Pentapylonium compiled by the radiolaria@mikrotax project team viewed: 23-4-2025
Short stable page link: https://mikrotax.org/bforams/index.php?id=206316 Go to Archive.is to create a permanent copy of this page - citation notes |
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