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]
| Abas wittii | |
|---|---|
| |
| Abas wittii specimen from the Eocene North Atlantic | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Clade: | Diaphoretickes |
| Clade: | SAR |
| Clade: | Stramenopiles |
| Phylum: | Gyrista |
| Subphylum: | Ochrophytina |
| Class: | Bacillariophyceae |
| 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
| |
References
edit- ^ a b 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.
- ^ Round, F. E.; Crawford, R. M.; Mann, D. G. (4 December 2007). Diatoms: Biology and Morphology of the Genera. Cambridge University Press. pp. 270–271. ISBN 978-1-107-39313-4. Retrieved 14 November 2022.
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