Thalassiosira weissflogii, from Bold Systems.

Belongs within: Thalassiosiraceae.

Thalassiosira is a genus of centric diatoms found primarily in marine waters, with some species found in fresh water.

Characters (from Spaulding & Edlund 2008): Valve face flat or tangentially undulate; fultoportulae one to several near the center valve; valve margin with spines or occluded processes; mantle narrow.

    |--T. alleniiCH97
    |--T. angustelineataOSS10
    |--T. balticaB26
    |--T. bioculataB26
    |--T. cleveiB26
    |--T. convexaBC79
    |--T. decipiensB26
    |--T. gravidaOHJ84
    |--T. guillardiiC-SC06
    |--T. hyalinaB26
    |--T. malaOSS10
    |--T. nordenskioeldiiDG01
    |--T. oceanicaJG17
    |--T. partheneiaGE87
    |--T. pseudonana Cleve 1873AB19
    |--T. punctigeraG00
    |--T. rotulaC-SC06
    |--T. subtilisRA05
    `--T. weissflogiiTJ06

*Type species of generic name indicated


[AB19] Adl, S. M., D. Bass, C. E. Lane, J. Lukeš, C. L. Schoch, A. Smirnov, S. Agatha, C. Berney, M. W. Brown, F. Burki, P. Cárdenas, I. Čepička, L. Chistyakova, J. del Campo, M. Dunthorn, B. Edvardsen, Y. Eglit, L. Guillou, V. Hampl, A. A. Heiss, M. Hoppenrath, T. Y. James, A. Karnkowska, S. Karpov, E. Kim, M. Kolisko, A. Kudryavtsev, D. J. G. Lahr, E. Lara, L. Le Gall, D. H. Lynn, D. G. Mann, R. Massana, E. A. D. Mitchell, C. Morrow, J. S. Park, J. W. Pawlowski, M. J. Powell, D. J. Richter, S. Rueckert, L. Shadwick, S. Shimano, F. W. Spiegel, G. Torruella, N. Youssef, V. Zlatogursky & Q. Zhang. 2019. Revisions to the classification, nomenclature, and diversity of eukaryotes. Journal of Eukaryotic Microbiology 66: 4–119.

[BC79] Berggren, W. A., & J. A. Van Couvering. 1979. Quaternary. In: Robison, R. A., & C. Teichert (eds) Treatise on Invertebrate Paleontology pt A. Introduction. Fossilisation (Taphonomy), Biogeography and Biostratigraphy pp. A505–A543. The Geological Society of America, Inc.: Boulder (Colorado), and The University of Kansas: Lawrence (Kansas).

[B26] Bigelow, H. B. 1926. Plankton of the offshore waters of the Gulf of Maine. Bulletin of the Bureau of Fisheries 40 (2): 1–509.

[CH97] Castro, P., & M. E. Huber. 1997. Marine Biology 2nd ed. WCB McGraw-Hill: Boston.

[C-SC06] Cavalier-Smith, T., & E. E.-Y. Chao. 2006. Phylogeny and megasystematics of phagotrophic heterokonts (kingdom Chromista). Journal of Molecular Evolution 62: 388–420.

[DG01] Daugbjerg, N., & L. Guillou. 2001. Phylogenetic analyses of Bolidophyceae (Heterokontophyta) using rbcL gene sequences support their sister group relationship to diatoms. Phycologia 40 (2): 153–161.

[GE87] Gaines, G., & M. Elbrächter. 1987. Heterotrophic nutrition. In: Taylor, F. J. R. (ed.) The Biology of Dinoflagellates pp. 224–268. Blackwell Scientific.

[G00] Gromov, B. V. 2000. Algal parasites of the genera Aphelidium, Amoeboaphelidium, and Pseudaphelidium from Cienkovski’s “Monadinea” group as representatives of a new class. Zoologicheskii Zhurnal 79 (5): 517–525 (translated: Entomological Review 80 (Suppl. 1): S26–S34).

[JG17] Janouškovec, J., G. S. Gavelis, F. Burki, D. Dinh, T. R. Bachvaroff, S. G. Gornik, K. J. Bright, B. Imanian, S. L. Strom, C. F. Delwiche, R. F. Waller, R. A. Fensome, B. S. Leander, F. L. Rohwer & J. F. Saldarriaga. 2017. Major transitions in dinoflagellate evolution unveiled by phylotranscriptomics. Proceedings of the National Academy of Sciences of the USA 114 (2): E171–E180.

[OSS10] Orlova, T. Yu., I. V. Stonik & M. S. Selina. 2010. The diversity of HABs causative organisms on the Russian Pacific coast. In: China-Russia Bilateral Symposium: Proceedings of the China-Russia Bilateral Symposium of “Comparison on Marine Biodiversity in the Northwest Pacific Ocean”, 10–11 October 2010, Qingdao (China) pp. 66–70. Institute of Oceanology, Chinese Academy of Sciences; A. V. Zhirmunsky Institute of Marine Biology, Far East Branch of the Russian Academy of Sciences.

[OHJ84] Østgaard, K., E. N. Hegseth & A. Jensen. 1984. Species-dependent sensitivity of marine planktonic algae to Ekofisk crude oil under different light conditions. Botanica Marina 27: 309–318.

[RA05] Rath, J., & S. P. Adhikary. 2005. A check list of algae from Chilika Lake, Orissa. Bulletin of the Botanical Survey of India 47: 101–114.

[TJ06] Taukulis, F. E., & J. John. 2006. Diatoms as ecological indicators in lakes and streams of varying salinity from the wheatbelt region of Western Australia. Journal of the Royal Society of Western Australia 89 (1): 17–25.

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