Tholospyris tripodiscus


Classification: rads_cenozoic -> Trissocyclidae -> Triospyridae -> Tholospyris -> Tholospyris tripodiscus
Sister taxa: T. anthophora, T. baconiana, T. capoi, T. cortinisca, T. devexa, T. fornicata, T. gephyristes, T. infericosta, T. kantiana, T. macropora, T. mammillaris, T. procera, T. rhombus, T. scaphipes, T. tripodiscus, T. sp.

Taxonomy

Citation: Tholospyris tripodiscus Haeckel 1887
Rank: species
Basionym: Tholospyris tripodiscus

Catalog entries: Tholospyris tripodiscus

Original description: Shell campanulate, smooth, as broad as long, with deep sagittal stricture. Cephalis compressed, with irregular roundish pores; two or three pairs of larger annular pores on each side of the ring. Basal plate with four large pores. Galea with two very large opposite holes (an occipital and a frontal opening). A slender free perpendicular columella connects the uppermost part of the sagittal ring with the strong three-sided pyramidal apical horn. All three feet of equal length, half as long as the ring, three-sided, prismatic, divergent, with three dentated edges.
Remarks on original description: Haeckel listed Tholospyris tripodiscus under the subgeneric name Tholospyrium, but did not include the subgeneric name in the species name.[comment from RadWorld database]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:

References:


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Tholospyris tripodiscus compiled by the radiolaria@mikrotax project team viewed: 25-11-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=205880 Go to Archive.is to create a permanent copy of this page - citation notes



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