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

Pentophiastrum forcipatum

Citation: Pentophiastrum forcipatum Haeckel 1887
Rank: species
Type locality: LM49
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type specimens: pl.47, fig.4
Type repository: No information given
Described on page(s) : p.559

<% linkedspecs %>

Current identification:

Original Description
Arms in pairs different, all in the basal two thirds simple, in the distal third forked. Only in the posterior (odd) arm both branches are equal, in the four others unequal. The common axis of the posterior lateral pair is horizontal, perpendicular to the median line; the axes of the anterior pair are pincer-like, concavely curved towards the median line or principal axis.

Size: Radius of the arms about 0.5, breadth 0.14.

Editors' Notes
Haeckel listed Pentophiastrum forcipatum under the subgeneric name Pentophiastromma, 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


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

Taxon Search:
Advanced Search

Short stable page link: Go to to create a permanent copy of this page - citation notes

Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
Captcha Image
Powered by Commentics