radiolaria - rads_cenozoic - Plegmosphaera pachyplegma radiolaria - rads_cenozoic - Plegmosphaera pachyplegma

Plegmosphaera pachyplegma


Classification: rads_cenozoic -> Actinommidae -> Spongosphaeridae -> Plegmosphaera -> Plegmosphaera pachyplegma
Sister taxa: P. coelopila, P. entodictyon, P. exodictyon, P. lepticali, P. leptoplegma, P. oblonga, P. pachypila, P. pachyplegma, P. sp.

Taxonomy

Citation: Plegmosphaera pachyplegma Haeckel 1887
Taxonomic rank: species
Basionym: Plegmosphaera pachyplegma
Synonyms:

From Suzuki Paleotax db:

1887 Plegmosphaera (Plegmosphaerusa) pachyplegma n. sp. Haeckel p. 89
1960 Plegmosphaera (Plegmosphaerusa) pachyplegma Haeckel Hollande & Enjumet p. 102, pl. 40, fig. 4
1980 Plegmosphaera pachyplegma Haeckel Boltovskoy & Riedel p. 106, pl. 1, fig. 17
1980 Plegmosphaera pachyplegma Haeckel Boltovskoy & Riedel p. 106, pl. 1, fig. 17
1981 Plegmosphaera pachyplegma Haeckel Takahashi & Honjo p. 146, pl. 1, fig. 14
1990 Plegmosphaera pachyplegma Haeckel Fujioka pl. 40, fig. 1
1991 Plegmosphaera pachyplegma Haeckel Takahashi p. 62

Catalog entries: Plegmosphaera pachyplegma

Original description: Radius of the spherical shell-cavity about equal to the thickness of the dark and dense spongy shell-wall. Inside and outside of the wall rough spongy, not closed by a lattice-plate. Meshes three to five times as broad as the bars.

Diameter of the shell 200µm, of its cavity 100µm.
Remarks on original description: Haeckel listed Plegmosphaera pachyplegma under the subgeneric name Plegmosphaerusa, but did not include the subgeneric name in the species name.

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:


logo

Plegmosphaera pachyplegma compiled by the radiolaria@mikrotax project team viewed: 10-10-2026

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/radiolaria/index.php?id=205071 Go to Archive.is to create a permanent copy of this page - citation notes



Add Comment

* Required information
Captcha Image

Comments

No comments yet. Be the first!