Biology:Abas wittii

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Short description: Extinct species of single-celled organism

Abas wittii
Temporal range: Eocene-Oligocene, 56–23 Ma
Abas wittii.jpg
Abas wittii specimen from the Eocene North Atlantic
Scientific classification edit
Domain: Eukaryota
Clade: Diaphoretickes
Clade: SAR
Clade: Stramenopiles
Phylum: Bacillariophyta
Class: Mediophyceae
Order: Hemiaulales
Family: Hemiaulaceae
Genus: Abas
R.Ross & P.A.Sims, 1980
Species:
A. wittii
Binomial name
Abas wittii
(Grunow) R.Ross & P.A.Sims

Abas is an extinct genus of diatoms consisting of only one known species: Abas wittii. Originally observed as a fossil genus classified with diatom spore forms under the name Syringidium.[1] Abas was observed to be live from the Eocene to Oligocene epoch appearing in tropical sites.[1][2]

References

  1. 1.0 1.1 M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2014. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway accessed 21 December 2014.
  2. Round, F. E.; Crawford, R. M.; Mann, D. G. (4 December 2007) (in en). Diatoms: Biology and Morphology of the Genera. Cambridge University Press. pp. 270-271. ISBN 978-1-107-39313-4. https://books.google.com/books?id=WUibAAAAQBAJ&pg=PA270. Retrieved 14 November 2022. 

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