Dodekapodorhabdus


Classification: Mesozoic -> Podorhabdales -> Axopodorhabdaceae -> Dodekapodorhabdus
Sister taxa: Podorhabdus, Hemipodorhabdus, Axopodorhabdus, Tetrapodorhabdus, Hexapodorhabdus, Octocyclus, Octopodorhabdus, Dodekapodorhabdus, Perissocyclus, Teichorhabdus, Cribrosphaerella, Ethmorhabdus, Nephrolithus, Psyktosphaera, Cribrocorona,

Distinguishing features: Elliptical; central area with one cycle of about 12 perforations and central hollow spine


Daughter taxa: (blue => in age window 0-800Ma)
Large species; central area with large spine base surrounded by ring of small pores
Specimens not identified to species level

Taxonomy:

Citation: Dodekapodorhabdus Perch-Nielsen, 1968
Rank: Genus
Type species: Dodekapodorhabdus noelii Perch-Nielsen, 1968
Notes & discussion: Varol & Girgis (1994) emended the diagnosis of the genus to include forms with ten pores and recombined several species into it, most of them are now placed in Perissocyclus.

Farinacci & Howe catalog pages: Dodekapodorhabdus + *

Distinguishing features: Elliptical; central area with one cycle of about 12 perforations and central hollow spine

Search data:
TagsLITHS: placolith, elliptical, CA: plate, pores, process, V-UNITS: V-prominent, R-UNITS: R-prominent, DETAILS: ca_disjunct, rim-bicyclic,
MetricsLith size: 9->12┬Ám;
Sources: size range of included species
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): at top of Cenomanian Stage (100% up, 93.9Ma, in Cenomanian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Cenomanian Stage (0% up, 100.5Ma, in Cenomanian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Perch-Nielsen, K. (1968). Der Feinbau und die Klassifikation der Coccolithen aus dem Maastrichtien von Danemark. Biologiske Skrifter, Kongelige Danske Videnskabernes Selskab. 16: 1-96. gs :: ::


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Dodekapodorhabdus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-7-2020

Taxon Search:
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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10397 Go to Archive.is to create a permanent copy of this page - citation notes



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