Retisphaeridium


Classification: Acritax_Camb -> Retisphaeridium
Sister taxa: << < Frankea, Globosphaeridium, Granomarginata, Gyalorhethium, Heliosphaeridium, Impluviculus, Leiofusa, Leiosphaeridia, Lophosphaeridium, Lusatia, Micrhystridium, Multiplicisphaeridium, Ninadiacrodium, Polygonium, Reticella, Retisphaeridium, Scalenadiacrodium, Skiagia, Stelliferidium, Thymadora, Timofeevia, Trunculumarium, Virgatasporites, Vulcanisphaera, Annulum,


Daughter taxa: (blue => in age window 0-300Ma)



Taxonomy:

Citation: Retisphaeridium Staplin et al. 1955
Rank: genus
Type species: Retisphaeridium dichamerum Staplin et al. 1955
JWIP Catalog pages: Retisphaeridium *

Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage). Data source:
First occurrence (base): within (-Ma, base in stage). Data source:

Plot of occurrence data:

References:

Staplin et al 1955 [sorry, not in our bibliography yet]


Acritax - Acritax_Camb - Retisphaeridium by: Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-12-2018

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