CATALOG OF ORIGINAL DESCRIPTIONS: Pylozonium octacanthum 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 -> P -> Pylozonium -> Pylozonium octacanthum
Other pages this level: P. novemcinctum, P. octacanthum, P. polyacanthum

Pylozonium octacanthum

Citation: Pylozonium octacanthum Haeckel 1887
Rank: species
Type locality: LM12
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type specimens: pl.9, fig.16
Type repository: No information given
Described on page(s) : p.660

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Current identification/main database link:

Original Description
Outer cortical shell lentelliptical, one and a third times as long as broad, with thorny surface and eight long and thin radial spines arising from the corners of the four elliptical gates, and lying opposite in pairs in two crossed diagonal planes. Inner cortical shell of the same shape but one-fourth smaller, about twice as large as the lentelliptical medullary shell.

Size: Length of the medullary shell 0.065, breadth 0.045; length of the inner cortical shell 0.18, breadth 0.12; length of the outer cortical shell 0.24, breadth 0.18.


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


Pylozonium octacanthum compiled by the radiolaria@mikrotax project team viewed: 20-1-2021

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