Rectocorona


Classification: Mesozoic -> Stephanolithiales -> Stephanolithiaceae -> Rectocorona
Sister taxa: Corollithion, Cylindralithus, Darwinilithus, Paralithella, Rectocorona, Rhombolithion, Rotelapillus, Stephanolithion, Stoverius, Stradnerlithus, Thurmannolithion, Truncatoscaphus,

Distinguishing features: Elliptical murolith with non-imbricate wall and low spine supported by complex central structure


Daughter taxa: (blue => in age window 0-800Ma)
Low spine just protrudes above rim and has distinctive constriction
Specimens not identified to species level

Taxonomy:

Citation: Rectocorona Lambert, 1987
Rank: Genus

Farinacci & Howe catalog pages: Rectocorona *

Distinguishing features: Elliptical murolith with non-imbricate wall and low spine supported by complex central structure

Geological Range:
Last occurrence (top): within Albian Stage (100.50-112.95Ma, top in Albian stage). Data source: Total of range of species in this database
First occurrence (base): within Albian Stage (100.50-112.95Ma, base in Albian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Lambert, B., (1987). Nannofossiles calcaires de l'Albien supérieur et du Vraconnien du Cameroun méridional. Cahiers de Micropaleontologie, 2(2): 33-60.


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Rectocorona compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-1-2019

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10986Go to Archive.is to create a permanent copy of this page - citation notes



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