Tholospyris mammillaris


Classification: rads_cenozoic -> Trissocyclidae -> Triospyridae -> Tholospyris -> Tholospyris mammillaris
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 mammillaris (Haeckel 1887)
Rank: species
Basionym: Dictyospyris mammillaris Goll, 1969
Taxonomic discussion: (Haeckel) 1887 as Dictyospyris; Goll, 1969 p. 327 Pl. 55 Figs 5-6

Catalog entries: Dictyospyris mammillaris

Original description: Shell mammillate, nut-shaped, with deep sagittal stricture. Mammillae of the surface hemispherical, with a conical apex. Pores not numerous, large, roundish. Two pairs of large pores on each side of the ring. Basal plate with four large pores.

Shell 0.06 long, 0.08 broad.
Remarks on original description: Haeckel listed Dictyospyris mammillaris under the subgeneric name Dictyospyrissa, but did not include the subgeneric name in the species name.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"

Plot of occurrence data:

References:

Goll, M. R. (1969a). Classification and phylogeny of Cenozoic Trissocyclidae (Radiolaria) in the Pacific and Caribbean Basins. Part II. Journal of Paleontology. 43(2): 322-339. gs

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


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Tholospyris mammillaris 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=205875 Go to Archive.is to create a permanent copy of this page - citation notes



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