Name: Schizothrix Kützing ex Gomont 1892

Category: Genus

Proposed as: gen. nov.

Etymology: Schi.zo’thrix. Gr. ind. v. schizô, to split; Gr. fem. n. thrix, hair; N.L. fem. n. Schizothrix, a split hair

Gender, pronunciation: feminine (stem: Schizotrich-), sk^hi-ZO-t^hriks

Type species: Schizothrix fuscescens Kützing ex Gomont 1892

Valid publication: Gomont M. Monographie des Oscillariées (Nostocacées homocystées). Annales des Sciences Naturelles, Botanique, Série 7 1892; 15:263-368.

Nomenclatural status: validly published under the ICN (Botanical Code)

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Inactis Kützing ex Kirchner 1898	heterotypic synonym, validly published under the ICN (Botanical Code)
    "Inactis" Kützing 1843	heterotypic synonym, not validly published

• Notes:
  • 🥇 Nomenclatural type of the family Schizotrichaceae Elenkin 1949. Publication: Elenkin AA. Monographia algarum Cyanophycearum aquidulcium et terrestrium in finibus URSS inventarum. Pars specialis (Systematica), Fasc. II. III. Hormogoneae (Geitl.) Elenk. Sumptibus Academiae Scientarum URSS, Mosqua & Leningrad, 1949.
  • 🧕 Geitler (1925) assigned this genus to the family Oscillatoriaceae Engler 1898. Publication: Geitler L. Synoptische Darstellung der Cyanophyceen in morphologischer und systematischer Hinsicht. Beihefte zum Botanischen Centralblatt 1925; 41:163-294.
  • 🧕 Strunecky et al. (2023) assigned this genus to the family "Trichocoleusaceae". Publication: Strunecky O, Ivanova AP, Mares J. An updated classification of cyanobacterial orders and families based on phylogenomic and polyphasic analysis. J Phycol 2023; 59:12-51. 🇨🇿
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Chizothrix"; "Hchizothrix"; "Scfiizothrix"; "Schieothrix"; "Schigothrix"; "Schiiothrix"; "Schimothrix"; "Schisothrix"; "Schitzothrix"; "Schixothrix"; "Schizgothrix"; "Schizolhrix"; "Schizotghix"; "Schizothria"; "Schizothricis"; "Schizothris"; "Schizotlttix"; "Schizotrhix"; "Schizoturix"; "Schlzothrix"; "Schrizothrix"; "Schyzothrix"; "Schzothrix"; "Scizothrix"; "Sckizothrix"; "Scliizothrix"; "Scllizothrix"; "Sclzizothrix"; "Sctaizothrix"; "Sechizothrix"; "Sehizothricis"; "Sehizothrix"; "Sehjzothrix"; "Shizothrix"; "Sohizothrix"; "Sslzizothrix".
  • 🎰 The BRCs most frequently used for deposits in this group are: TNS: 2; BRNM: 1; CCALA: 1; BRY: 1; CBFS: 1.
  • 🧍 Earlier homonym of Schizothrix Huys 1992 (zoological name). According to Shipunov (2011), this name is a hemihomonym. Publication: Shipunov A. The problem of hemihomonyms and the on-line hemihomonyms database (HHDB). Bionomina 2011; 4:65-72.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "SZTX" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 95
Number of child taxa with a validly published name, including synonyms: 120
Total number of child taxa: 138

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Schizothrix acuminata (Gardner 1927) Drouet 1942	validly published under the ICN (Botanical Code)	correct name
    Schizothrix acutissima Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix adunca Schwabe 1960	validly published under the ICN (Botanical Code)	synonym
    Schizothrix aeruginea (Hansgirg 1892) Desikachary 1959	validly published under the ICN (Botanical Code)	synonym
    Schizothrix affinis Lemmermann 1905	validly published under the ICN (Botanical Code)	synonym
    Schizothrix aikenensis (Wolle 1877) Philson 1939	validly published under the ICN (Botanical Code)	correct name
    Schizothrix anabaenoides (Drouet 1961) Drouet 1971	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix anglica" Bennett 1890	not validly published	preferred name
    Schizothrix antarctica Fritsch 1917	validly published under the ICN (Botanical Code)	correct name
    Schizothrix arenaria Berkeley ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix arnottii Frémy 1924	validly published under the ICN (Botanical Code)	correct name
    Schizothrix atacamensis Schwabe 1960	validly published under the ICN (Botanical Code)	correct name
    Schizothrix beccarii Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix bioretii Frémy 1924	validly published under the ICN (Botanical Code)	correct name
    Schizothrix braunii Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix brebissoniana" (Kützing 1847) Gomont 1890	not validly published	preferred name
    "Schizothrix brebissonii" (Kützing ex Gomont 1892) Bourrelly 1970	not validly published	synonym
    Schizothrix calcicola Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix calida De Wildeman 1897	validly published under the ICN (Botanical Code)	synonym
    Schizothrix californica Drouet 1943	validly published under the ICN (Botanical Code)	synonym
    Schizothrix cavallinesii Gonzalez-Guerrero 1946	validly published under the ICN (Botanical Code)	correct name
    Schizothrix cavanillesii González Guerrero 1946	validly published under the ICN (Botanical Code)	correct name
    Schizothrix chalybea (Kützing 1863) ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix confervae (Kützing ex Forti 1907) Desikachary 1959	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix constricta" Golubić 1973	not validly published	preferred name
    Schizothrix constricta Copeland 1936	validly published under the ICN (Botanical Code)	correct name
    Schizothrix coriacea (Kützing 1843) ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix cresswellii Harvey ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix cuspidata (West and West 1894) West and West 1896	validly published under the ICN (Botanical Code)	synonym
    Schizothrix dailyi Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix delicatissima West and West 1897	validly published under the ICN (Botanical Code)	synonym
    Schizothrix diplosiphon (Woronichin 1923) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix elongata West and West 1897	validly published under the ICN (Botanical Code)	correct name
    Schizothrix endophytica Weber-Van Bosse 1926	validly published under the ICN (Botanical Code)	correct name
    Schizothrix epilithica (Ercegović 1925) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix epiphytica Fritsch 1924	validly published under the ICN (Botanical Code)	correct name
    Schizothrix ericetorum Lemmermann 1907	validly published under the ICN (Botanical Code)	correct name
    Schizothrix facilis (Skuja 1964) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix fasciculata Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix flammea Komárek and Watanabe 1998	validly published under the ICN (Botanical Code)	correct name
    Schizothrix fragilis Kützing ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix friesii" Gomont 1890	not validly published	synonym
    Schizothrix friesii Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix fritschii" Anand 1936	not validly published	synonym
    Schizothrix fritschii Anand 1937	validly published under the ICN (Botanical Code)	correct name
    Schizothrix funalis West and West 1896	validly published under the ICN (Botanical Code)	correct name
    Schizothrix funiculus Woronichin 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix fuscescens Kützing ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix gebeleinii Golubić and Browne 1996	validly published under the ICN (Botanical Code)	correct name
    Schizothrix giuseppei Drouet 1942	validly published under the ICN (Botanical Code)	correct name
    Schizothrix gomontii Weber-van Bosse 1913	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix gracilis" Golubić 1973	not validly published	preferred name
    Schizothrix grunowiana Elenkin 1949	validly published under the ICN (Botanical Code)	synonym
    Schizothrix guadeloupeana Schmidle 1902	validly published under the ICN (Botanical Code)	correct name
    Schizothrix hancockii Drouet 1936	validly published under the ICN (Botanical Code)	synonym
    Schizothrix havaiensis Lemmermann 1905	inaccurate spelling (ICN [Botanical Code])	misspelling
    Schizothrix hawaiiensis corrig. Lemmermann 1905	validly published under the ICN (Botanical Code)	correct name
    Schizothrix helva Frémy 1938	validly published under the ICN (Botanical Code)	correct name
    Schizothrix heufleri Grunow ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix hirschii Drouet 1959	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix homoeotricha" (Kützing 1843) Gomont 1890	not validly published	preferred name
    "Schizothrix hyalina" Kützing 1849	not validly published	preferred name
    Schizothrix incrustans (Ercegović 1925) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix kerguelensis Wille 1924	validly published under the ICN (Botanical Code)	correct name
    Schizothrix kwangsiensis Jao 1944	validly published under the ICN (Botanical Code)	correct name
    Schizothrix lacustris Braun ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix lamyi Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    "Schizothrix lamyi" Gomont 1891	not validly published	synonym
    Schizothrix lardacea Cesati ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix lateritia Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix lenormandiana Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix longearticulata (Geitler 1932) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix lutea Frémy 1930	validly published under the ICN (Botanical Code)	correct name
    Schizothrix luteola Sarthou et al. 1995	validly published under the ICN (Botanical Code), illegitimate name, later homonym	in need of a replacement
    Schizothrix luteola Duvigneaud and Symoens 1951	validly published under the ICN (Botanical Code)	correct name
    Schizothrix macbridei Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix maritima Yoneda 1939	validly published under the ICN (Botanical Code)	correct name
    Schizothrix mascarenica Gomont 1893	validly published under the ICN (Botanical Code)	synonym
    Schizothrix mellea Gardner 1927	validly published under the ICN (Botanical Code)	correct name
    Schizothrix mexicana Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix minor (Gardner 1927) Anagnostidis 2001	validly published under the ICN (Botanical Code)	correct name
    Schizothrix monticulosa Bory ex Drouet 1968	validly published under the ICN (Botanical Code)	correct name
    Schizothrix muelleri corrig. Nägeli ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix mulleri Nägeli ex Gomont 1892	inaccurate spelling (ICN [Botanical Code])	misspelling
    Schizothrix naegelii (Kützing ex Forti 1907) Geitler 1925	validly published under the ICN (Botanical Code)	synonym
    Schizothrix nasri Frémy and Nasr 1938	validly published under the ICN (Botanical Code)	correct name
    Schizothrix natans West and West 1897	validly published under the ICN (Botanical Code)	correct name
    Schizothrix nigrovaginata (Hansgirg 1892) Geitler 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix nullipora (Grunow ex Forti 1907) Geitler 1925	validly published under the ICN (Botanical Code)	correct name
    Schizothrix pallida (Kützing ex Forti 1907) Geitler 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix parciramosa (Gardner 1927) Geitler 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix penicillata Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix perforans Geitler 1928	validly published under the ICN (Botanical Code)	synonym
    Schizothrix polytrichoides Fritsch 1918	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix portoricensis" Komárek 1985	not validly published	preferred name
    Schizothrix pseudofriesii Duvigneaud and Symoens 1951	validly published under the ICN (Botanical Code)	correct name
    Schizothrix pulvinata Kützing ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix purcellii Taylor 1928	validly published under the ICN (Botanical Code)	correct name
    Schizothrix purpurascens Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix radiussolis Watanabe and Komárek 1994	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rhodochlamys Lillick 1936	validly published under the ICN (Botanical Code)	correct name
    Schizothrix richardsii Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rivulariarum Woronichin 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rivularis (Wolle ex Forti 1907) Drouet 1942	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rosea Gardner 1927	validly published under the ICN (Botanical Code)	correct name
    Schizothrix roseola (Gardner 1927) Drouet 1942	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rubella Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix rubra Kützing ex Gomont 1892	validly published under the ICN (Botanical Code)	synonym
    Schizothrix rupicola Tilden 1896	validly published under the ICN (Botanical Code)	synonym
    Schizothrix semiglobosa Geitler 1928	validly published under the ICN (Botanical Code)	correct name
    Schizothrix septentrionalis Gomont 1899	validly published under the ICN (Botanical Code)	correct name
    Schizothrix simmonsiae Collins 1900	validly published under the ICN (Botanical Code)	synonym
    Schizothrix simplicior Skuja 1964	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix smithii" Dutt et al. 1973	not validly published	preferred name
    "Schizothrix splendida" Golubić 1973	not validly published	preferred name
    Schizothrix stockmayeri Skuja 1937	validly published under the ICN (Botanical Code)	correct name
    Schizothrix stricklandii Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix subundulata (Martens 1871) Desikachary 1959	validly published under the ICN (Botanical Code)	correct name
    Schizothrix symplocoides (Gardner 1927) Geitler 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix taylorii Drouet 1943	validly published under the ICN (Botanical Code)	correct name
    Schizothrix telephoroides corrig. Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix telephoroides" (Montagne ex Kützing 1849) Gomont 1890	not validly published	synonym
    Schizothrix tenax (Wolle ex Forti 1907) Desikachary 1959	validly published under the ICN (Botanical Code)	correct name
    Schizothrix tenebrosa Turicchia et al. 2009	validly published under the ICN (Botanical Code)	correct name
    Schizothrix tenerrima (Gomont 1892) Drouet 1968	validly published under the ICN (Botanical Code)	synonym
    Schizothrix tenuis Woronichin 1923	validly published under the ICN (Botanical Code)	correct name
    Schizothrix thelephoroides Gomont ex Gomont 1892	inaccurate spelling (ICN [Botanical Code])	misspelling
    Schizothrix thermophila Copeland 1936	validly published under the ICN (Botanical Code)	correct name
    Schizothrix tinctoria Gomont ex Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix tjibodasensis De Wildeman 1897	validly published under the ICN (Botanical Code)	correct name
    Schizothrix vaginata Gomont 1892	validly published under the ICN (Botanical Code)	correct name
    Schizothrix venezuelana Kaštovský et al. 2016	validly published under the ICN (Botanical Code)	correct name
    Schizothrix viguieri Frémy 1930	validly published under the ICN (Botanical Code)	correct name
    Schizothrix violacea Gardner 1927	validly published under the ICN (Botanical Code)	correct name
    Schizothrix willei (Gardner 1927) Geitler 1932	validly published under the ICN (Botanical Code)	correct name
    Schizothrix wollei Drouet 1939	validly published under the ICN (Botanical Code)	correct name
    Schizothrix yellowstonensis (Copeland 1936) Anagnostidis and Komárek 2001	validly published under the ICN (Botanical Code)	correct name
    "Schizothrix zenkeri" (Kützing 1849) Gomont 1890	not validly published	preferred name

Parent taxon: Schizotrichaceae Elenkin 1949

Assigned by: Hoffmann L, Komárek J, Kaštovský J. System of cyanoprokaryotes (cyanobacteria) – state in 2004. Algol. Stud. 2005; 117:95-115. 🇱🇺

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Record number: 6350