CATALOG OF ORIGINAL DESCRIPTIONS: Pentophiastrum dicranastrum 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 -> Pentophiastrum -> Pentophiastrum dicranastrum
Other pages this level: P. caudatum, P. dicranastrum, P. forcipatum

Pentophiastrum dicranastrum

Citation: Pentophiastrum dicranastrum Haeckel 1887
Rank: species
Type locality: LM77
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.558

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Current identification:

Original Description
All five arms equal, with equal angles between them. Each arm in the basal half simple, in the distal half forked; both branches of it equal, with obtuse ends. (This regular species resembles Dicranastrum furcatum, Pl. 47, fig. 2, but with five rays instead of four; also the form of the arms is more slender and the edges smooth.)

Size: Radius of each arm 0.25, breadth 0.05.

Editors' Notes
There was no illustration of this species in Haeckel (1887)


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


Pentophiastrum dicranastrum compiled by the radiolaria@mikrotax project team viewed: 15-4-2021

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