radiolaria - rads_cenozoic - Xiphatractus radiolaria - rads_cenozoic - Xiphatractus

Xiphatractus


Classification: rads_cenozoic -> Actinommidae -> Actinommidae inc sed -> Xiphatractus
Sister taxa: << < Heliaster, Heliosestilla, Hexacromyum, Hexalonche, Leptosphaera, Lychnosphaera, Pentactinosphaera, Rhizoplegma, Rhizosphaera, Sphaeropyle, Spongodictyon, Spongoplegma, Stauroxiphos, Stigmosphaera, Thecosphaerella, Xiphatractus
Daughter taxa (time control age-window is: 0-800Ma)
Xiphatractus brevispina

neptune records:
Xiphatractus spumeus

neptune records:
Xiphatractus sp.

neptune records:

Taxonomy

Citation: Xiphatractus Haeckel 1887
Taxonomic rank: genus
Basionym: Xiphatractus

Catalog entries: Xiphatractus

Original description: Druppulida with a simple ellipsoidal cortical shell and double medullary shell, in the main axis with two large opposite polar spines of different size or form.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Neogene Period (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Total of ranges of species in this database

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 years 1873-1876. 18: 1-1803. gs O


logo

Xiphatractus compiled by the radiolaria@mikrotax project team viewed: 17-6-2025

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/bforams/index.php?id=206017 Go to Archive.is to create a permanent copy of this page - citation notes



Add Comment

* Required information
Captcha Image

Comments

No comments yet. Be the first!