CATALOG OF ORIGINAL DESCRIPTIONS: Cyrtophormis spiralis 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 -> Cyrtophormis -> Cyrtophormis spiralis
Other pages this level: C. aculeata, C. aerostatica, C. armata, C. cingulata, C. cornuta, C. corona, C. cylindrica, C. gargantua, C. grandis, C. ob, C. ovata, C. petrushevskayae, C. pila, C. spiralis, C. tabulata, C. turricula, C. turrita

Cyrtophormis spiralis

Citation: Cyrtophormis spiralis Haeckel 1887
Rank: species
Type locality: LM7
Type age (chronostrat): [may be Quaternary but many forms from this station are Miocene] Cenozoic
Type specimens: pl.51, fig.9
Type repository: No information given
Described on page(s) : p.1166

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Current identification:

Original Description
Shell ovate, one and a half times as long as broad, with twenty spirally convoluted, elegantly denticulated ribs, alternating with twenty spiral rows of small circular pores, of about the same breadth as the bars. Peristome constricted, very small, only one-seventh as broad as the shell.

Size: Shell 0.1 long, 0.07 broad; mouth 0.01 broad.


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


Cyrtophormis spiralis compiled by the radiolaria@mikrotax project team viewed: 21-4-2021

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