radiolaria - rads_cat - Spongosphaera quadricuspis radiolaria - rads_cat - Spongosphaera quadricuspis

CATALOG OF ORIGINAL DESCRIPTIONS: Spongosphaera quadricuspis 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 -> S -> Spongosphaera -> Spongosphaera quadricuspis
Other pages this level: S. helioides, S. pachystyla, S. polyacantha, S. quadricuspis, S. rhabdostyla, S. streptacantha

Spongosphaera quadricuspis

Citation: Spongosphaera quadricuspis Haeckel 1887
Taxonomic rank: species
Described on page(s) : p.283
Type repository: No information given
Family (traditional): Actinommidae
Family (modern): Spongosphaeridae

Current identification:


Original Description

Spongy shell spherical, with numerous curved, bristle-shaped by-spines on the surface, half as long as the radius. Main spines twenty to thirty, irregularly disposed, prismatic, with three dentated, spirally contorted edges, and at the distal end four strong pyramidal divergent teeth (three as terminations of the edges, the fourth as end of the spine axis). Outer medullary shell twice as broad as the inner, both having circular, regular pores, twice to three times as broad as the bars.

Diameter of the spongy shell 0.3, outer medullary shell 0.04, inner 0.013. [dimensions in mm]

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Spongosphaera quadricuspis under the subgeneric name Spongosphaeromma, but did not include the subgeneric name in the species name.

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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Spongosphaera quadricuspis compiled by the radiolaria@mikrotax project team viewed: 18-2-2025

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=252597 Go to Archive.is to create a permanent copy of this page - citation notes



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