CATALOG OF ORIGINAL DESCRIPTIONS: Pentalastrum astropecten 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 -> Pentalastrum -> Pentalastrum astropecten
Other pages this level: P. asteracanthion, P. astropecten, P. cometa, P. ophidiaster

Pentalastrum astropecten

Citation: Pentalastrum astropecten Haeckel 1887
Rank: species
Type locality: LM16
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Described on page(s) : p.556

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Current identification:


Original Description
All five arms equal, with five to six distinct, simple joints, the basal joint two-thirds as broad as the terminal joint, which bears a strong conical spine. Angles between the arms equal. (Resembles Pentinastrum asteriscus, Pl. 44, fig. 2, but has no patagium.)

Size: Radius of each arm 0.14, basal breadth 0.024, distal breadth 0.036.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Pentalastrum astropecten under the subgeneric name Pentalastrella, but did not include the subgeneric name in the species name.[comment from RadWorld database]

References:

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


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Pentalastrum astropecten compiled by the radiolaria@mikrotax project team viewed: 18-4-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=262128 Go to Archive.is to create a permanent copy of this page - citation notes



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