1. Species Orthosira angulata Gregory, 1857 (uncertain > unassessed)

Smith, W. (1855). Notes of an excursion to the south of France and the Auvergne in Search of Diatomaceae. Annals and Magazine of Natural History, 2nd series,, 15: 1-9, pl. 1. [details] 

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. (2024). DiatomBase. Orthosira W. Smith, 1855. Accessed through: The UK Marine Environmental Data and Information Network (2024) Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=605105 on 2025-03-14

The UK Marine Environmental Data and Information Network (2025). Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications. Orthosira W. Smith, 1855. Accessed at: https://www.marinespecies.org/Msbias/aphia.php?p=taxdetails&id=605105 on 2025-03-14

[taxonomic tree]