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Genus Isactis
Name: Isactis Thuret ex Bornet and Flahault 1886
Etymology: Is.ac’tis. Gr. masc. adj. isos, equal, like; Gr. fem. n. aktis, ray; N.L. fem. n. Isactis, like a ray
Gender, pronunciation: feminine (stem: Isactin-), is-AK-tis
Type species: Isactis plana Thuret ex Bornet and Flahault 1886
Valid publication: Bornet E, Flahault C. Revision des Nostocacées hétérocystées contenues dans les principaux herbiers de France (deuxième fragment). Annales des Sciences Naturelles, Botanique, Septième Série 1886; 4:343-373.
Nomenclatural status: validly published under the ICN (Botanical Code)
Taxonomic status: correct name
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Notes:
- 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Isacfis"; "Isaciis"; "Isaclis"; "Isactia"; "Issctis"; "Jsactis"; "Tsactis"; "Ylsactis".
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🧍 Pittman et al. (1991) suggested the abbreviation "ISCT" 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.
Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 3
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Child taxa:
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Name Nomenclatural status Taxonomic status Isactis caespitosa (Kützing 1878) Wolle 1887 validly published under the ICN (Botanical Code) correct name Isactis centrifuga Bornet 1901 validly published under the ICN (Botanical Code) correct name Isactis plana Thuret ex Bornet and Flahault 1886 validly published under the ICN (Botanical Code) correct name
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Parent taxon: Rivulariaceae Rabenhorst ex Bornet and Flahault 1886
Assigned by:
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.
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Record number: 6393
This LPSN page was printed on 2025-11-15 18:51:54