Classification: rads_cenozoic -> Trissocyclidae -> Trissocyclidae inc sed -> Paradictyum
Sister taxa: Acrocubus, Cantharospyris, Cephalospyris, Dendrospyris, Dictyospyris, Lithotympanum, Nephrospyris, Paradictyum, Phormospyris, Tympanidium, Zygospyris
Daughter taxa (time control age-window is: 0-800Ma)
Paradictyum paradoxum

neptune records:
Paradictyum sp.

neptune records:


Citation: Paradictyum Haeckel 1881
Rank: genus
Basionym: Paradictyum

Catalog entries: Paradictyum

Original description: 6b. Tribus: Paradictyida. Perispyrida reniformia, testa applanata renifornii, incisura basali profunda, infra annulum medium.
B. testae reniformis margine clathrato inflato.

Translated description: 6b. Tribe: Paradictyida. Kidney-shaped Perispyrida, the test flattened like a kidney, with a deep basal incision below the median ring.
B. With the latticed margin of the kidney-shaped test inflated. (Translated from Latin by E.M.R. and W.R.R.)]


Biogeography and Palaeobiology

Biostratigraphic distribution

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

Plot of occurrence data:


Haeckel, E. (1882). Entwurf eines Radiolarien-Systems auf Grund von Studien der Challenger-Radiolarien [Basis for a radiolarian classification from the study of Radiolaria of the Challenger collection]. Jenaische Zeitschrift für Naturwissenschaft. 15: 418-472. gs


Paradictyum compiled by the radiolaria@mikrotax project team viewed: 18-4-2021

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