radiolaria - rads_cenozoic

Theocyrtis

Classification: rads_cenozoic -> Pterocorythidae -> Theocyrtis
Sister taxa: Anthocyrtidium, Calocycletta, Lamprocyclas, Lamprocyrtis, Phormocyrtis, Podocyrtis, Pterocorys, Pterocorythidae inc sed, Tetracorethra, Theocorythium, Theocyrtis

Daughter taxa (time control age-window is: 0-800Ma)
				Theocyrtis annosa neptune records: 593
				Theocyrtis careotuberosa neptune records: 561
				Theocyrtis diabloensis neptune records: 8
				Theocyrtis litos neptune records: 3
				Theocyrtis perpumila neptune records: 318
				Theocyrtis perysinos neptune records: 84
				Theocyrtis robusta neptune records: 3
				Theocyrtis setanios neptune records: 100
				Theocyrtis tuberosa neptune records: 195
				Theocyrtis sp. neptune records: 631

Taxonomy

Citation: Theocyrtis Haeckel 1887

Rank: genus

Basionym: Theocyrtis

Catalog entries: Theocyrtis

Original description: Theocorida (vel Tricyrtida eradiata aperta) with cylindrical abdomen, and wide open truncate mouth. Cephalis with a single horn.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Piacenzian Stage (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Danian Stage (0% up, 66Ma, in Danian stage). Data source: Total of range of species in this database

Plot of occurrence data:

Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
Triangles indicate an event for which a precise placement has been suggested
Neptune data: This is a higher taxon page so Neptune data is not plotted. See also: customisable plot Parent: Pterocorythidae

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

Theocyrtis compiled by the radiolaria@mikrotax project team viewed: 28-2-2021

Taxon Search:

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=205830 Go to Archive.is to create a permanent copy of this page - citation notes

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