Name: "Thiotrichaceae" Pringsheim 1949

Category: Family

Proposed as: fam. nov.

Etymology: Thi.o.tri.cha’ce.ae. N.L. fem. pl. n. Thiotrichaceae, the family of the genus Thiothrix

Pronunciation (Latin), gender: t^hi-o-tri-K^HA-ke-a͡e, feminine

Type genus: Thiothrix Winogradsky 1888 (Approved Lists 1980)

Original publication: Pringsheim EG. THE RELATIONSHIP BETWEEN BACTERIA AND MYXOPHYCEAE. Bacteriol Rev 1949; 13:47-98.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Leucotrichaceae Buchanan 1957 (Approved Lists 1980)

• Synonyms:

  • Name	Kind
    Thiotrichaceae Garrity et al. 2005	homotypic synonym, validly published under the ICNP, illegitimate name
    Thiolineaceae Boden and Scott 2018	heterotypic synonym, validly published under the ICNP
    Thiofilaceae Boden and Scott 2018	heterotypic synonym, validly published under the ICNP
    Leucotrichaceae Boden and Scott 2018	heterotypic synonym, validly published under the ICNP, illegitimate name
    Leucotrichaceae Buchanan 1957 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP

• Notes:
  • 🧒 Boone et al. (2001) assigned the genus Macromonas Utermöhl and Koppe 1924 (Approved Lists 1980) to this family. Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166. 🇺🇸
  • 🧒 Boone et al. (2001) assigned the genus Beggiatoa Trevisan 1842 (Approved Lists 1980) to this family. Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166. 🇺🇸
  • 🛺 The type genus of this family has been placed in the family Leucotrichaceae Buchanan 1957 (Approved Lists 1980). Publication: Freese HM, Meier-Kolthoff JP, Sarda Carbasse J, Afolayan AO, Goker M. TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity. Nucleic Acids Res 2026; 54:D884-D891. 🇩🇪
  • 🚃 The type genus of this family has alternatively been placed in the family Beggiatoaceae Migula 1894 (Approved Lists 1980). Publication: Migula W. Über ein neues System der Bakterien. Arbeiten aus dem Bakteriologischen Institut der Technischen Hochschule zu Karlsruhe 1894; 1:235-238.
  • 🚃 The type genus of this family has alternatively been placed in the family Beggiatoaceae Migula 1894 (Approved Lists 1980). Publication: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.
  • 🚃 The type genus of this family has alternatively been placed in the family Beggiatoaceae Migula 1894 (Approved Lists 1980). Publication: Burkholder WH. Genus I. Pseudomonas Migula. Bacterial plant pathogens. In: Breed RS, Murray EGD, Hitchens AP (eds), Bergey's Manual of Determinative Bacteriology, 6th ed., The Williams & Wilkins Co, Baltimore, 1948, p. 82-150.
  • 🚃 The type genus of this family has alternatively been placed in the family Beggiatoaceae Migula 1894 (Approved Lists 1980). Publication: Bergey DH, Harrison FC, Breed RS, Hammer BW, Huntoon FM. Bergey's Manual of Determinative Bacteriology, 1st ed. The Williams and Wilkins Co., Baltimore, 1923.
  • 🚃 The type genus of this family has alternatively been placed in the family "Chlamydobacteriaceae" Migula 1894. Publication: Clements FE. The genera of fungi. The H.W. Wilson Company, Minneapolis, 1909.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Thiothrichaceae".
  • 🧍 According to Silva (1980) in the Index Nominum Genericorum, Thiothrix was assigned to Cyanophyceae/Bacteria without family placement. Publication: Silva PC. Names of classes and families of living algae with special reference to their use in the Index Nominum Genericorum (Plantarum). Bohn, Scheltema & Holkema, Utrecht, 1980.

Parent taxon: Beggiatoales Buchanan 1957 (Approved Lists 1980)

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Buchanan RE. Order VII. Beggiatoales Buchanan, Ordo Nov. In: Breed RS, Murray EGD, Smith NR (eds), Bergey’s Manual of Determinative Bacteriology, 7th ed., The Williams and Wilkins Co., Baltimore, 1957, p. 837-853.

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Record number: 239