radiolaria - rads_cat - Cyphonium ethmarium <title>radiolaria - rads_cat - Cyphonium ethmarium

CATALOG OF ORIGINAL DESCRIPTIONS: Cyphonium ethmarium 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 -> Cyphonium -> Cyphonium ethmarium
Other pages this level: C. coscinoides, C. cribellum, C. diattus, C. ethmarium, C. hexagonium, C. mammarium, C. monozonium, C. trinacrium, C. virgineum

Cyphonium ethmarium

Citation: Cyphonium ethmarium Haeckel 1887
Rank: species
Described on page(s) : p.363
Type repository: No information given
Family (traditional): not-known

Current identification:

Original Description

Cortical shell thin walled, with quite smooth surface; pores subregular, circular (without hexagonal frame), twice as broad as the bars; nine to ten on the half meridian of each chamber, sixteen to eighteen on its half equator. Medullary shells both spherical. (This species resembles the proximal internal chambers of Peripanartus atractus, Pl. 40, fig. 7.)

Main axis 0.13, equatorial axis 0.07; greatest breadth 0.09; pores 0.006, bars 0.003.




Extra details from original publication

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


Haeckel, E (1887a). 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


Cyphonium ethmarium compiled by the radiolaria@mikrotax project team viewed: 30-1-2023

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