Flabellites


Classification: Mesozoic -> Podorhabdales -> Cretarhabdaceae -> Flabellites
Sister taxa: Cretarhabdus, Cruciellipsis, Flabellites, Grantarhabdus, Helenea, Mattiolia, Miravetesina, Pickelhaube, Retecapsa, Speetonia,

Short diagnosis: Cretarhabdids with relatively broad shields; central area spanned by blocky diagonal cross; outline may be asymmetric.


Daughter taxa (blue => in age window 0-300Ma)
Cretarhabdid with relatively narrow central-area spanned by blocky diagonal cross; outline may be asymmetric.
Specimens not identified to species level

Taxonomy:

Citation: Flabellites Thierstein, 1973
Rank: Genus
Type species: Flabellites oblongus (Bukry, 1969) Crux in Crux et al., 1982.

Farinacci & Howe catalog pages: Flabellites *

Short diagnosis: Cretarhabdids with relatively broad shields; central area spanned by blocky diagonal cross; outline may be asymmetric.

Geological Range:
Last occurrence (top): within Coniacian Stage (86.26-89.77Ma, top in Coniacian stage). Data source: Total of range of species in this database
First occurrence (base): within Barremian Stage (126.30-130.77Ma, base in Barremian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Bown, P.R.; Rutledge, D.C.; Crux, J.A. & Gallagher, L.T., (1998). Early Cretaceous. In: Bown, P.R. (Editor), Calcareous nannofossil biostratigraphy. British Micropalaeontological Society Publication Series. Chapman & Hall, pp. 86-131.

Crux, J.A.; Hamilton, G.B.; Lord, A.R. & Taylor, R.J., (1982). Tortolithus gen. nov. Crux and new combinations of Mesozoic calcareous nannofossils from England. INA Newsletter, 4: 98-101.

Thierstein, H.R., (1973). Lower cretaceous calcareous nannoplankton biostratigraphy. Abhandlungen der Geologischen Bundesanstalt, 29: 3-52.


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Flabellites compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 22-1-2018

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