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Current identification:
Original Description
Shell nut-shaped, tuberculate, with subregular circular pores. Basal plate with four large central and a circle of eight to twelve small peripheral pores. Apical horn conical, twice as long as the shell. The connected arms form together an elliptical smooth ring, which is five times as long and three times as broad as the shell.
Shell 0.07 long, 0.09 broad; ring 0.33 long, 0.26 broad.
Editors' Notes
There was no illustration of this species in Haeckel (1887)
Stratigraphic information for LM21 from Riedel, 1959, p.287
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 Riedel, W. R. (1959). Oligocene and Lower Miocene Radiolaria in tropical Pacific sediments. Micropaleontology. 5(3): 285-302. gsReferences:
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Gamospyris annulus compiled by the radiolaria@mikrotax project team viewed: 1-3-2021
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