CATALOG OF ORIGINAL DESCRIPTIONS: Amphirhopalum echinatum 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 -> A -> Amphirhopalum -> Amphirhopalum echinatum
Other pages this level: A. amphidicranum, A. bifidum, A. bigeminum, A. echinatum, A. omalocladum, A. praeypsilon, A. ximorphum, A. ypsilon

Amphirhopalum echinatum

Citation: Amphirhopalum echinatum Haeckel 1887
Rank: species
Type specimens: pl.45, fig.10
Type repository: No information given
Described on page(s) : p.522
Family (traditional): Spongodiscidae
Family (modern): Euchitoniidae

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Current identification:

Original Description
Both arms equal, in the proximal smaller half simple, nearly square, in the distal larger half forked; the branches thorny, armed at the end with numerous spines, one larger on the terminal pole of the concavely curved arm-axis.

Radius of the arms (without spines) 150µm, basal breadth 50µm; breadth of branches 30µm.

Editors' Notes
For Amphirrhopalum read Amphirhopalum. For Amphirrhopella read Amphirhopella.

Haeckel listed Amphirhopalum echinatum under the subgeneric name Amphirhopella, but did not include the subgeneric name in the species name.


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


Amphirhopalum echinatum compiled by the radiolaria@mikrotax project team viewed: 13-6-2021

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