Stylosphaera dixyphos


Classification: rads_cenozoic -> Actinommidae -> Stylosphaeridae -> Stylosphaera -> Stylosphaera dixyphos
Sister taxa: Stylosphaera coronata, S. dixyphos, S. hexaxyphophora, S. hispida, S. laevis, S. macrosphaera, S. minor, S. radiosa, S. sp.

Taxonomy

Citation: Stylosphaera dixyphos (Ehrenberg) Haeckel 1887
Rank: species
Basionym: Stylosphaera dixyphos
Taxonomic discussion: Haeckel (1887)

Catalog entries: Haliomma dixyphos

Original description: Forma superficie integra hemisphaerica poris amplioribus perforata, radiis internis 4, duobus longissime exsertis oppositis ensiformibus, totidem inclusis. Medusae affinis. Diam. disci 1/28"', radiorum exsertae partis utrinque pari fere longitudine, totius 1/12"'.

[A form of Haliomma with the completely hemispherical surface perforated by large pores; internal radial bars 4, two opposite ones projecting a long distance and ensiform, the other two not projecting. Related to H.medusa. Diameter of the disc 80m; total length including the spines projecting on both sides, 185m. (Translation from Latin by E.M.R. and W.R.R.) ]
Remarks on original description: Spelling in chart (p.64) differs (H. dixiphos)

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"

Plot of occurrence data:

References:

Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs


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Stylosphaera dixyphos 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=205685 Go to Archive.is to create a permanent copy of this page - citation notes



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