Astromma


Classification: rads_cenozoic -> hidden -> Mesozoic rads -> Astromma
Sister taxa: << < Amphibrachium, Amphipyndax, Amphiternis, Andromeda, Anthocyrtoma, Arbatrossidium, Archaeodictyomitra, Archaeohagiastrum, Archaeospongoprunum, Archicapsa, Archicorys, Artocapsa, Artocyrtis, Astractinium, Astrocyclia, Astromma, Atlanticella, Aulacantha, Aulographonium, Botryocylinder, Caneta, Cannartus, Castanidium, Cavaspongia, Cecrops, Cinclopyramis, Cinguloturris, Cittiglioella, Clathomitra, Clathropyrgus, Clistophaera> >>
Daughter taxa (time control age-window is: 0-800Ma)
Astromma sp.

neptune records:

Taxonomy

Citation: Astromma
Rank: genus
Basionym: Astromma

Catalog entries: Astromma

Original description: Corpuscula disciformia, media parte nucleata, margine lato vage aut concentrice celluloso. (Mixta). Cellula media ampla nucleata, marginales tenues in seriebus concentricis aut spongiosae ordine nullo.

lobata aut radiata. radiis subconcentrice cellulosis liberis (apice stiligeris).


Translated description: Small, disc-shaped body, median part nucleate, with a sometimes wide or concentrically cellular margin. (Mixed) Median chamber wide and nucleate, margin delicate with concentric rows or irregular spongy. Lobate or radiate. Radii free, subconcentrically chambered (spined at the apex). (Translated from Latin by E.M.R. and W.R.R.)]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Total of range of species in this database
First occurrence (base): at top of No known fossil record modern (100% up, 0Ma, in "Holocene" stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:


logo

Astromma compiled by the radiolaria@mikrotax project team viewed: 17-5-2021

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203274 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics