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Taxon:
Genus "
Undina
"
Fries 1825 nom. inval.
(prokaryote)
Taxa
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Hierarchy
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Entity:
Nostocaceae (Family)
..†Anabaenidium (Genus)
..[Anabaina] (Genus)
..†Archaeoellipsoides (Genus)
..Belmontia (Genus)
..Calochaete (Genus)
..Camptylonemopsis (Genus)
..[Coleospermopsis] (Genus)
..Compactonostoc (Genus)
..Constrictifilum (Genus)
..[Cystocoleus] (Genus)
..Desmonostoc (Genus)
..Echeverriopsis (Genus)
..[Fortiea] (Genus)
..Heterocyanococcus (Genus)
..[Hilsea] (Genus)
..[Hormosiphon] (Genus)
..Isocystis (Genus)
..Komarekiella (Genus)
..Limnanthe (Genus)
..[Linckia] (Genus)
..[Linkia] (Genus)
..Mojavia (Genus)
..[Monormia] (Genus)
..Nematonostoc (Genus)
..Nostoc (Genus)
..[Nostochium] (Genus)
..Parakomarekiella (Genus)
..Richelia (Genus)
..Roholtiella (Genus)
..Sinonostocopsis (Genus)
..[Spelaea] (Genus)
..Spermosira (Genus)
..Sphaeronostoc (Genus)
..Sphaerozyga (Genus)
..†Spongophycus (Genus)
..Thiochaete (Genus)
..[Tolypothrichopsis] (Genus)
..†Veteronostocale (Genus)
..Violetonostoc (Genus)
..[Undina] (Genus)
Authorship
SN2000 author citation
:
Fries, 1825, nom. prok. post., nom. praeinit.
Attributes
Prokaryotic name, by subsequent use (: nom. prok. post.) [ICNB/ICNP]
Ref:
LPSN, 2020-present. LPSN
: [27 Jan 2026]; 27 Jan 2026.
[inferred]
Prokaryotic name (: nom. prok.) [ICNB/ICNP]
Ref:
LPSN, 2020-present. LPSN
: [27 Jan 2026].
Effectively, but not validly, published name (nom. inval.) [ICNP, 2019: Rule 25, App. 7 (IJSEM)]
Ref:
LPSN, 2020-present. LPSN
: [27 Jan 2026].
Pre-starting-point name (nom. inval.: "nom. praeinit.") [ICBN, 2018: Art. 13.1(e): Nostoc. Hetero. 1886]
Ref:
LPSN, 2020-present. LPSN
: [27 Jan 2026] (Komarek & Golubic, 1990: "pre-starting-point synonym").
Homonyms
Junior homonym (allowed)
:
Undina
(Minor planet)
(C.H.F. Peters, 1867)
Ref:
S.J. Brands (comp.), 1989-present
: 27 Jan 2026.
Junior homonym (unavailable)
:
†
Undina
(Genus)
Münster, 1834
Ref:
S.J. Brands (comp.), 1989-present
: 27 Jan 2026.
Junior homonym (unavailable)
:
Undina
(Genus)
Gould, 1837, nom. illeg.
Ref:
S.J. Brands (comp.), 1989-present
: 27 Jan 2026.
Junior homonym (unavailable)
:
Undina
(Genus)
Gistl, 1848, nom. illeg.
Ref:
S.J. Brands (comp.), 1989-present
: 27 Jan 2026.
Junior homonym (unavailable)
:
Undina
(Genus)
Dana, 1852, nom. illeg.
Ref:
S.J. Brands (comp.), 1989-present
: 27 Jan 2026.
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026