radiolaria - rads_cat - Archicircus primordialis

CATALOG OF ORIGINAL DESCRIPTIONS: Archicircus primordialis 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 -> A -> Archicircus -> Archicircus primordialis
Other pages this level: A. duodenus, A. ellipsis, A. hertwigii, A. hexacanthus, A. monopylus, A. monostephus, A. ovalis, A. primordialis, A. princeps, A. quadratus, A. rhombus, A. sexangularis, A. triglyphus

Archicircus primordialis

Citation: Archicircus primordialis Haeckel 1887
Rank: species
Described on page(s) : p.942
Type specimens: pl.81, fig.1
Type repository: No information given
Family (traditional): Trissocyclidae
Family (modern): Acanthodesmiidae

Current identification:


Original Description

Gate ovate. Ring hexagonal, with three prominent edges and six short pyramidal thorns at the six corners; the basal thorn is either simple or forked.

Diameter of the gate 0.07; thickness of the ring 0.01 to 0.015.

Translation:

Size:

Etymology:

Extra details from original publication

Editors' Notes
Haeckel listed Archicircus primordialis under the subgeneric name Archistephus, but did not include the subgeneric name in the species name.

Stratigraphic information for LM21 from Riedel, 1959, p.287

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

Riedel, W. R. (1959). Oligocene and Lower Miocene Radiolaria in tropical Pacific sediments. Micropaleontology. 5(3): 285-302. gs


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Archicircus primordialis compiled by the radiolaria@mikrotax project team viewed: 13-8-2022

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