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Current identification:
Original Description
Shell smooth, urceolate, with very delicate and elegant network. Pores in the middle part large, regular, hexagonal, towards each pole smaller, irregular, roundish or polygonal. Mouth with broad, hyaline, annular peristome, about one-third as broad as the shell.
Shell 0.16 long, 0.12 broad; mouth 0.0.5 broad.
Grigorjeva, (1975). (non viso) Radiolyarii verkhnego mela paleogena vostochnogo sklona Urala i Zaural'ya. (In) Novyie Miosporyi, Foraminiferyi, Ostrakodyi i Konodontyi Paleozoya i Mezozoya Urala. . 102-109. gs 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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Cyrtocalpis urceolus compiled by the radiolaria@mikrotax project team viewed: 28-2-2021
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