CATALOG OF ORIGINAL DESCRIPTIONS: Lithatractus conifer 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 -> L -> Lithatractus -> Lithatractus conifer
Other pages this level: L. birostratus, L. carduelis, L. cirsium, L. conifer, L. conostylus, L. convallaria, L. echiniscus, L. floridus, L. fragilis, L. gamoporus, L. hederae, L. hexagonalis, L. jugatus, L. leptostylus, L. lobatus, L. miocaenica, L. nucleolus, L. nuphar, L. pachystylus, L. pierinae, L. pterosphaerus, L. rosetta, L. santaeannae, L. santaeannae pusillus, L. timmsi, L. timmsi quadrispinus

Lithatractus conifer

Citation: Lithatractus conifer Haeckel 1887
Rank: species
Type repository: No information given
Described on page(s) : p.322
Family (traditional): Actinommidae
Family (modern): Amphisphaeridae

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Current identification:


Original Description
Outer shell thin walled, smooth, with irregular, roundish pores, two to four times as broad as the thin bars; fifteen to twenty on the half equator. Margin of the pores simple. Proportion of the major axis to the minor = 3: 2. Minor axis twice as large as the diameter of the inner spherical shell, the pores of which are also irregular, roundish, but of half the size. Polar spines conical, somewhat shorter than the main axis, on the base two to three times as thick as a large pore.

Longer axis of the outer shell 0.15, shorter axis 0.1; pores 0.002 to 0.004, bars 0.001; diameter of the inner shell 0.05; length of the polar spines 0.12, basal breadth 0.012.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Lithatractus conifer under the subgeneric name Lithatractona, 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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Lithatractus conifer compiled by the radiolaria@mikrotax project team viewed: 20-4-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=251586 Go to Archive.is to create a permanent copy of this page - citation notes



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