Higher Classification: > Kingdom Chromista > Phylum Heterokontophyta > Subphylum Bacillariophytina > Class Bacillariophyceae > Subclass Fragilariophycidae > Superorder Fragilariophycanae > Order Fragilariales > Family Fragilariaceae > Genus Fragilaria

Fragilaria gracilis Østrup, 1910

Rank: Species
Taxon Status: unaccepted

Relationships towards this taxon

Genus group names

*Fragilaria*	H.C. Lyngbye, 1819	accepted genus name

Species group names

*Fragilaria capucina var. gracilis*	(Østrup) Hustedt, 1950	synonym

Literature

original description	Østrup, E. (1910). Danske Diatoméer. C.A. Reitzels Boghandel, Kjøbenhavn. 323 pp., 5 pls.
basis of record	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	Van de Vijver, B.; Williams, D. M.; Kusber, W.-H.; Cantonati, M.; Hamilton, P. B.; Wetzel, C. E.; Ector, L. (2022). Fragilaria radians (Kützing) D.M.Williams et Round, the correct name for F. gracilis (Fragilariaceae, Bacillariophyta): a critical analysis of this species complex in Europe. Fottea. 22(2): 256-291.
additional source	Tuji, A. (2007). Type Examination of Fragiaria gracilis 0strup (Bacillariophyceae). Bulletin of the National Museum of Nature and Science. 33(1) : 9-12.
source of synonymy	Hällfors, G. (2004). Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups). Baltic Sea Environment Proceedings. No. 95: 210 pp.

Genbank

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. Fragilaria gracilis Østrup, 1910. 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:172387