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Taxon:
Family
Aquificaceae
Reysenbach 2002
(prokaryote)
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Hierarchy
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Entity:
Aquificales (Order)
..Hydrogenothermaceae (Family)
..Aquificaceae (Family)
....Aquifex (Genus)
....Hydrogenivirga (Genus)
....Hydrogenobacter (Genus)
....Hydrogenobaculum (Genus)
....Pampinifervens (Genus)
....Thermocrinis (Genus)
Concise hierarchy
(Kingdom)
Pseudomonadati
-
(Phylum)
Aquificota
-
(Class)
Aquificia
-
(Order)
Aquificales
Original position
Aquificales
(Order)
Reysenbach 2002
Current position
Aquificales
(Order)
Reysenbach 2002
Ref:
LPSN, 2020-present
: [7 Apr 2026]; LPSN[7 Apr 2026].
Historical positions
Aquificales
(Order)
Reysenbach 2002
Ref:
J.P. Euzéby, 2016
: [2 Sep 2017].
Aquificales
(Order)
Reysenbach 2002
Ref:
G.M. Garrity et al., 2007
: 32.
Prokaryota
([unranked])
Ref:
2002
: 685.
[validated name]
Number of Subtaxa
2026
Available in Systema Naturae 2000
6g;9s
1989-present
Systema Naturae 2000
: 7 Apr 2026
[6g]
2016
J.P. Euzéby
: [7 Sep 2017]
[6g]
2007
G.M. Garrity et al.
[8g;15s]
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026