Classification: rads_cenozoic -> Theoperidae -> Eucyrtidiidae -> Conicavus
Sister taxa: Artophormis, Calocyclas, Conicavus, Cymaetron, Cyrtocapsella, Eucyrtidium, Lithopera, Lithostrobus, Stichocorys
Daughter taxa (time control age-window is: 0-800Ma)
Conicavus tipiopsis

neptune records:
Conicavus sp.

neptune records:


Citation: Conicavus Takahashi 1991
Rank: genus
Basionym: Conicavus

Catalog entries: Conicavus

Original description: Conical-shell semi-enclosed with very fine irregular, polygonal and non-segmented meshwork, one or two apical hornd, three or more basal feet made of the meshwork, one or two apical openings. Basal end of the shell is enclosed by the mesh but has a few large basal pores. Sagittal ring absent.


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:


Takahashi, K. (1991). Radiolaria: Flux, ecology, and Taxonomy in the Pacific and Atlantic. Ocean Biocoenosis Series. 3: 1-301. gs


Conicavus compiled by the radiolaria@mikrotax project team viewed: 11-4-2021

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