CATALOG OF ORIGINAL DESCRIPTIONS: Sethamphora hexapleura 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 -> Sethamphora -> Sethamphora hexapleura
Other pages this level: S. costata, S. dodecapleura, S. enneapleura, S. favosa, S. hexapleura, S. microstoma, S. serrata

Sethamphora hexapleura

Citation: Sethamphora hexapleura Haeckel 1887
Rank: species
Type locality: LM19
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type repository: No information given
Described on page(s) : p.1250

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Current identification:

Original Description
Shell ovate, smooth, with distinct collar stricture. Length of the two joints = 3: 11, breadth = 5: 10. Cephalis large, free, hemispherical, with small circular pores. Thorax truncate, ovate, with six strong curved ribs, and six large triangular meshes between them in the upper half; five smaller pores between every two ribs in the lower half (in three tiers); therefore, together, thirty-six thoracic meshes. Mouth strongly constricted, smooth, only one-third as broad as the thorax.

Size: Cephalis 0.03 long, 0.05 broad; thorax, 0.11 long, 0.1 broad.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Sethamphora hexapleura under the subgeneric name Dictyoprona, 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 year 1873-1876, Zoology. 18: 1-1803. gs


Sethamphora hexapleura compiled by the radiolaria@mikrotax project team viewed: 17-5-2021

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