Amphipternis


Classification: rads_cenozoic -> Amphipyndacidae -> Amphipternis
Sister taxa: Amphipternis,
Daughter taxa: (blue => in age window 0-800Ma)

neptune records:

neptune records: 6

neptune records: 18

Taxonomy

Citation: Amphipternis Foreman 1973
Rank: genus
Basionym: Amphipternis

Catalog entries: Amphipternis

Original description: Amphipyndacids with transverse, ring-like septum as in Amphipyndax. Collar structures (apical and vertical bars) depend from this septum into thoracic cavity where the primary and secondary lateral bars join the thoracic wall (figure 7).

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Chattian Stage (100% up, 23Ma, in Chattian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Danian Stage (0% up, 66Ma, in Danian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Foreman, H. P. (1973b). Radiolaria from DSDP Leg 20. Initial Reports of the Deep Sea Drilling Project. 20: 249-305. gs :: ::


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Amphipternis compiled by the radiolaria@mikrotax project team viewed: 14-7-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=203074 Go to Archive.is to create a permanent copy of this page - citation notes



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