Catalog entries: Triospyridae [no catalog entry yet]
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Published descriptions
Dumitrica, in de Wever et al. 2001 -
[trissocyclids] whose fundamental part consists of a porous cephalis and its extensions; both are clearly differentiated along a heteropolar axis. Spines L and D of the initial spicule approximately equally developed, stronger than spines l, and usually extended as external feet.
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Haeckel, E. (1882a). 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 O Missing or ambiguous references: ; References:

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Triospyrididae compiled by the radiolaria@mikrotax project team viewed: 11-5-2026
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=206157 Go to Archive.is to create a permanent copy of this page - citation notes |