Higher Classification: > Kingdom Chromista > Phylum Heterokontophyta > Subphylum Bacillariophytina > Class Bacillariophyceae > Subclass Coscinodiscophycidae > Superorder Coscinodiscanae > Order Orthoseirales > Family Orthoseiraceae

Orthoseira G.H.K. Thwaites, 1848

Rank: Genus
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Orthosira*	W. Smith, 1855	synonym

Children

Orthosira angulata Gregory, 1857
Orthosira marina W. Smith, 1856
Orthosira roeseana (Rabenhorst) Pfitzer, 1871

Literature

original description	Thwaites, G.H.K. (1848). Further observations on the Diatomaceae with descriptions of new genera and species. Annals and Magazine of Natural History, 2nd series,, 1: 161-172, pl. 11, 12.
basis of record	Round, F.E.; Crawford, R.M.; Mann, D.G. (1990). The diatoms: biology and morphology of the genera. Cambridge University Press: London, UK. ISBN 0-521-363187. 747 pp.
additional source	Hällfors, G. (2004). Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups). Baltic Sea Environment Proceedings. No. 95: 210 pp.
additional source	Fourtanier, E. & Kociolek, J. P. (compilers). (2011). Catalogue of Diatom Names. California Academy of Sciences, On-line Version. Updated 2011-09-19.
additional source	Danz, A., Van de Vijver, B, Kochman-Kedziora, N, Kusber, W-H., Guerrero, J., Vouilloud, A.m Sala, S.E., Liu, Q. & Kociolek, J.P. (2022). The diatom genus Orthoseira Thwaites: historical overview, current status and recommendations for the future. Nova Hedwigia. 115 (1-2): 1-29.

Genbank

Taxonomy

Published in AlgaeBase

Citation

Kociolek, J.P.; Blanco, S.; Coste, M.; Ector, L.; Liu, Y.; Karthick, B.; Kulikovskiy, M.; Lundholm, N.; Ludwig, T.; Potapova, M.; Rimet, F.; Sabbe, K.; Sala, S.; Sar, E.; Taylor, J.; Van de Vijver, B.; Wetzel, C.E.; Williams, D.M.; Witkowski, A.; Witkowski, J. (2025). DiatomBase. Orthoseira G.H.K. Thwaites, 1848. Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:163297