radiolaria - rads_cat - Heliodiscus echiniscus radiolaria - rads_cat - Heliodiscus echiniscus

CATALOG OF ORIGINAL DESCRIPTIONS: Heliodiscus echiniscus 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 -> H -> Heliodiscus -> Heliodiscus echiniscus
Other pages this level: H. apollinis, H. asteriscoides, H. asteriscus, H. charlestonensis, H. cingillium brevispina, H. cingillum, H. cingillum brevispina, H. echiniscus, H. glyphodon, H. grottensis, H. heliasteriscus, H. hexasteriscus, H. inca, H. lentis, H. linckiaformis, H. marginatus, H. ninae, H. pentasteriscus, H. perplexus, H. pertusus, H. polymorphus, H. quadratus, H. saturnalis> >>

Heliodiscus echiniscus

Citation: Heliodiscus echiniscus Haeckel 1887
taxonomic rank: species
Described on page(s) : p.448
Type specimens: pl.34, fig.5
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type locality: LM28
Type repository: No information given

Current identification/main database link: Heliodiscus echiniscus Haeckel 1887

Original Description

Disk with spiny surface, three times as broad as the medullary shell. Pores irregular, roundish ,or polygonal; eight to ten on the radius. Marginal spines thirty to fifty, pyramidal, angular, of very variable size, number, and disposition, gradually passing into the surface-spines; the largest nearly as long as the diameter of the medullary shell.

Diameter of the disk 0.14, of the medullary shell 0.045; length of the radial spines 0.02 to 0.04, basal breadth 0.006.

Editors' Notes
Haeckel listed Heliodiscus echiniscus under the subgeneric name Heliodiscilla, but did not include the subgeneric name in the species name.[comment from RadWorld database]


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


Heliodiscus echiniscus compiled by the radiolaria@mikrotax project team viewed: 19-6-2024

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