Amphispyris


Classification: rads_cenozoic -> Trissocyclidae -> Acanthodesmiidae -> Amphispyris
Sister taxa: Acanthodesmia, Amphispyris, Ceratospyris, Desmospyris, Eucoronis, Liriospyris, Lithocircus, Lophospyris, Psychospyris, Semantis, Tricolospyris, Tympanomma
Daughter taxa: (blue => in age window 0-800Ma)
Amphispyris roggentheni

neptune records: 24
Amphispyris sp.

neptune records:

Taxonomy

Citation: Amphispyris Haeckel 1881
Rank: genus
Basionym: Amphispyris

Catalog entries: Amphispyris

Original description: 6a. Tribus- Circospyrida. Perispyrida triarticulata, articulo superiori cupolam formante, articulo medio annulum involente, articulo inferiori canistrum basale formante.
B. clathris testae aperturis hiantibus interruptis, margine laterali solo continuis.
BI. clathrorum arcadibus polychotom.

Translated description: 6a. Tribe: Circospyrida. Three-segmented Perispyrida, the upper segment forming a cupola, the median segment enveloping the ring, and the lower segment forming a basal basket.
B. With lattices of the test interrupted by open apertures, only continuous at the lateral margin.
BI. With arcades of latticework divided into many parts. (Translated from Latin by E.M.R. and W.R.R.)]
Remarks on original description: [Synonymized with LITHOCIRCUS by Petrushevskaya, 1971b

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 range of species in this database
First occurrence (base): at base of Aquitanian Stage (0% up, 23Ma, in Aquitanian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Haeckel, E. (1882). Entwurf eines Radiolarien-Systems auf Grund von Studien der Challenger-Radiolarien [Basis for a radiolarian classification from the study of Radiolaria of the Challenger collection]. Jenaische Zeitschrift für Naturwissenschaft. 15: 418-472. gs


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Amphispyris compiled by the radiolaria@mikrotax project team viewed: 22-10-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=203100 Go to Archive.is to create a permanent copy of this page - citation notes



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