CATALOG OF ORIGINAL DESCRIPTIONS: Actissa phacoides 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 -> Actissa -> Actissa phacoides
Other pages this level: A. discoides, A. ellipsoides, A. larcoides, A. lenticularis, A. phacoides, A. princeps, A. prototypus, A. prunoides, A. radiata

Actissa phacoides

Citation: Actissa phacoides Haeckel 1887
Rank: species
Type repository: No information given
Described on page(s) : p.15
Family (traditional): not-known

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Current identification:


Original Description
Central capsule lenticular, strongly flattened, about four times as broad as high, with a thin, simple-edged membrane. Nucleus lenticular, one-fourth as broad as the capsule, with numerous (twenty or more) small nucleoli. Protoplasm filled with dark pigment-granules; on the inside of the membrane in the circular periphery of the lens thirty-two dark oil-globules. Calymma lenticular, three times as broad as the capsule.

Major axis of the capsule 200µm, minor 50µm; breadth of the nucleus 50µm, height 15µm; breadth of the calymma 600µm.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Actissa phacoides under the subgeneric name Actidiscus, but did not include the subgeneric name in the species name.

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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Actissa phacoides compiled by the radiolaria@mikrotax project team viewed: 6-3-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=250125 Go to Archive.is to create a permanent copy of this page - citation notes



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