radiolaria - rads_cenozoic - Tholospyris mammillaris radiolaria - rads_cenozoic - Tholospyris mammillaris

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)
Taxonomic rank: species
Basionym: Dictyospyris mammillaris Goll, 1969
Synonyms:

From Suzuki Paleotax db:

1887 Dictyospyris (Dictyospyrissa) mammillaris n. sp. Haeckel p. 1076, pl. 89, figs. 9, 10
1954 Dictyospyris mammillaris Haeckel Nakaseko pl. 2, fig. 6
1955 Dictyospyris (Dictyospyrissa) mammillaris Haeckel Nakaseko p. 99, pl. 8, fig. 3
1969 Tholospyris mammillaris (Haeckel) Goll p. 327-328, pl. 55, figs. 5, 6, 8, 9, text-fig. 1
1972 Tholospyris mammalaris (Haeckel) [sic] Goll p. 968, pl. 80, figs. 1-4
1981 Tholospyris mammillaris (Haeckel) De Wever pl. 1, fig. 5
1983 Tholospyris mammillaris (Haeckel) Srinivasan et al. p. 13, pl. 4, fig. 10
1984 Tholospyris mammillaris (Haeckel) Nigrini & Lombari N73-N74, pl. 20, figs. 3a, 3b
1994 Tholospyris mammillaris (Haeckel) Mahapatra & Sharma p. 162, pl. 3, figs. 10, 11
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. [dimensions in mm]
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 years 1873-1876. 18: 1-1803. gs O


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Tholospyris mammillaris compiled by the radiolaria@mikrotax project team viewed: 7-11-2025

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