radiolaria - rads_cenozoic - Pentapylonium radiolaria - rads_cenozoic - Pentapylonium

Pentapylonium


Classification: rads_cenozoic -> Pyloniidae -> Pentapylonium
Sister taxa: Dipylissa, Discopyle, Hexapyle, Larcopyle, Larcospira, Octopyle, Palaeotetrapyle, Pentapylonium, Pylolena, Pylospira, Spirema, Tetrapyle, Tholospira, Trilobatum
Daughter taxa (time control age-window is: 0-800Ma)
Pentapylonium implicatum

neptune records:

Taxonomy

Citation: Pentapylonium Dumitrica 1991
taxonomic rank: genus
Basionym: Pentapylonium Dumitrica 1991

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.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

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:

References:

Dumitrica, P. (1991a). Cenozoic Pyloniacea (Radiolaria) with a five-gated microsphere. Revue de Micropaléontologie. 34(1): 35-56. gs


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Pentapylonium compiled by the radiolaria@mikrotax project team viewed: 21-4-2024

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=206316 Go to Archive.is to create a permanent copy of this page - citation notes



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