Thalassiothrix

{{Short description|Genus of single-celled organisms}}

{{Taxobox

| image =

| image_alt =

| image_caption =

| domain = Eukaryota

| unranked_regnum = SAR

| superphylum = Heterokonta

| classis = Fragilariophyceae

| ordo = Thalassionematales

| familia = Thalassionemataceae

| genus = Thalassiothrix

| genus_authority = P.T. Cleve & A. Grunow

| subdivision_ranks = Species

| subdivision =

}}

Thalassiothrix is a genus of Chromista belonging to the family Thalassionemataceae.{{cite web |title=Thalassiothrix Cleve & Grunow, 1880, nom. et typ. cons. :: Algaebase |url=https://www.algaebase.org/search/genus/detail/?genus_id=44475 |website=www.algaebase.org |access-date=19 January 2021}}

The genus was described in 1880 by Cleve and Grunow.

Species:{{cite web |title=IRMNG - Thalassiothrix Cleve & Grunow, 1880 |url=https://www.irmng.org/aphia.php?p=taxdetails&id=1071448 |website=www.irmng.org |access-date=19 January 2021}}

• Thalassiothrix acuta G. Karsten, 1905
• Thalassiothrix antarctica A. Schimper ex G. Karsten, 1905
• Thalassiothrix fruaenfeldii (Grunow) Grunow, 1880
• Thalassiothrix gibberula G.R. Hasle
• Thalassiothrix heteromorpha Karsten, 1907
• Thalassiothrix longissima Cleve & Grunow, 1880
• Thalassiothrix mediterranea Pavillard
• Thalassiothrix miocenica H.J. Schrader
• Thalassiothrix monospina H.J. Schrader
• Thalassiothrix robusta (H.J. Schrader) F. Akiba
• Thalassiothrix spathulata G.R. Hasle