radiolaria - rads_cat - Tristephanium octopyle radiolaria - rads_cat - Tristephanium octopyle

CATALOG OF ORIGINAL DESCRIPTIONS: Tristephanium octopyle Haeckel 1887

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.


Higher levels: rads_cat -> T -> Tristephanium -> Tristephanium octopyle
Other pages this level: T. dimensivum, T. octopyle, T. quadricorne

Tristephanium octopyle

Citation: Tristephanium octopyle Haeckel 1887
Taxonomic rank: species
Described on page(s) : p.983
Type specimens: pl.93, fig.8
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type locality: LM25
Type repository: No information given

Current identification:


Original Description

Sagittal ring ovate, nearly smooth, smaller than the two other rings. Frontal ring kidney-shaped, with a deep basal constriction. Basal ring violin-shaped. The jugular gates about half as large as the cardinal gates. Rods of the rings cylindrical, with few scattered thorns.

Size:
Height of the frontal ring 0.09, breadth 0.14.

Editors' Notes
Haeckel listed Tristephanium octopyle under the subgeneric name Triostephus, but did not include the subgeneric name in the species name.[comment from RadWorld database]

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


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Tristephanium octopyle compiled by the radiolaria@mikrotax project team viewed: 17-6-2026

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=262368 Go to Archive.is to create a permanent copy of this page - citation notes



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