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Original Description
Shell flatly conical, nearly discoidal, with straight lateral outlines. Apex with three unequal cortinar pores (one odd smaller sternal and two paired larger cardinal pores). Twenty radial ribs at unequal distances, with numerous intercalated secondary ribs. Margin ciliate.
Shell 0.18 long, 0.32 broad.
Etymology: Latin araneosus -a -um = similar to spider net
Editors' Notes
Haeckel listed Litharachnium araneosum under the subgeneric name Litharachnidium, 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. gsReferences:
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Litharachnium araneosum compiled by the radiolaria@mikrotax project team viewed: 17-1-2021
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