Abas wittii

Abas wittii
Temporal range: Eocene-Oligocene,
Abas wittii specimen from the Eocene North Atlantic
Scientific classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: Sar
Clade: Stramenopiles
Phylum: Ochrophyta
Clade: Diatomeae
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

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. Abas was observed to be live from the Eocene to Oligocene epoch appearing in tropical sites.