radiolaria - rads_cenozoic - Saccospyris preantarctica radiolaria - rads_cenozoic - Saccospyris preantarctica

Saccospyris preantarctica


Classification: rads_cenozoic -> Cannobotryidae -> Cannobotryidae inc sed -> Saccospyris -> Saccospyris preantarctica
Sister taxa: S. antarctica, S. conithorax, S. preantarctica, S. sp.

Taxonomy

Citation: Saccospyris preantarctica Petrushevskaya 1975
Taxonomic rank: species
Basionym: Saccospyris preantarctica
Synonyms:
1975 Saccospyris preantarctica - Petrushevskaya p.589; pl. 13, figs. 19, 20
1983 Saccospyris preantarctica - Weaver pl. I, fig. 8
1985 Saccospyris preantarctica - Caulet p.853

From Suzuki Paleotax db:

1975 Saccospyris preantarctica n. sp. Petrushevskaya p. 589, pl. 13, figs. 19, 20
1976 Saccospyris preantarctica Petrushevskaya Petrushevskaya pl. 2, figs. a, b
1978 Botryopyle cf. praeantarctica (Petrushevskaya) Dumitrica p. 242, pl. 7, fig. 13
1983 Saccospyris praeantarctica Petrushevskaya [sic] Weaver pl. 1, fig. 8
1991 Saccospyris preantarctica Petrushevskaya Takahashi p. 134, pl. 45, fig. 21

Catalog entries: Saccospyris preantarctica

Original description: Rather thin-walled Saccospyris. Postcephalic tube and outer spines A, D, L are more pronounced than in S. antarctica. The shell outline is less compact than in S. antarctica.
Remarks on original description: Description is based on 21 specimens from Site 278 (Cores 12-27) and some additional materials.

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:

Weaver, F. M. (1983). Cenozoic radiolarians from the southwest Atlantic, Falkland Plateau region, Deep Sea Drilling Project Leg 71. Initial Reports of the Deep Sea Drilling Project. 71: 667-686. gs

Missing or ambiguous references: Caulet 1985; ;


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Saccospyris preantarctica compiled by the radiolaria@mikrotax project team viewed: 19-11-2025

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