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radiolaria - rads_cat - Circotympanum hexagonium radiolaria - rads_cat - Circotympanum hexagonium

CATALOG OF ORIGINAL DESCRIPTIONS: Circotympanum hexagonium 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 -> C -> Circotympanum -> Circotympanum hexagonium
Other pages this level: C. decagonium, C. hexagonium, C. octogonium

Circotympanum hexagonium

Citation: Circotympanum hexagonium Haeckel 1887
Taxonomic rank: species
Described on page(s) : p.1012
Type age (chronostrat): [early Miocene] Cenozoic
Type locality: LM21
Type repository: No information given

Current identification: Circotympanum hexagonum


Original Description

Mitral and basal ring hexagonal, the latter twice as broad as the former, each with a simple small spine on the six corners. Six columellae nearly straight, as long as the radius of the basal ring. All rods with three prominent edges.

Size:
Breadth of the mitral ring 0.06, of the basal ring 0.11.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Stratigraphic information for LM21 from Riedel, 1959, p.287.[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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Circotympanum hexagonium compiled by the radiolaria@mikrotax project team viewed: 17-3-2025

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=260507 Go to Archive.is to create a permanent copy of this page - citation notes



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