Order Halanaerobiales

Warning: In the List of Prokaryotic names with Standing in Nomenclature, an arrow () only indicates the sequence of valid publication of names and does not mean that the last name in the sequence must be used (see: Introduction).

Classification (Warning: see also the file "Classification of prokaryotes: Introduction").

For a detailed description of this taxon see Bergey’s Manual of Systematics of Archaea and Bacteria (BMSAB).


Halanaerobiales corrig. Rainey and Zhilina 1995, ord. nov.
Type genus: ¤ Halanaerobium corrig. Zeikus et al. 1984.
Etymology: N.L. neut. n. Halanaerobium, type genus of the order; suff. -ales, ending denoting an order; N.L. fem. pl. n. Halanaerobiales, the Halanaerobium order.
Valid publication: Validation List no. 55. Int. J. Syst. Bacteriol., 1995, 45, 879-880.
Effective publication: RAINEY (F.A.), ZHILINA (T.N.), BOULYGINA (E.S.), STACKEBRANDT (E.), TOUROVA (T.P.) and ZAVARZIN (G.A.): The taxonomic study of the fermentative halophilic bacteria: description of Haloanaerobiales ord. nov., Halobacteroidaceae fam. nov., Orenia gen. nov. and further taxonomic rearrangements at the genus and species level. Anaerobe, 1995, 1, 185-199.
Validation List no. 55 in IJSEM Online - Effective publication Online

1 On the Validation List no. 55, in violation of Rules 15 and 21a, the nomenclatural type is given as Halanaerobiaceae corrig. Oren et al. 1984.
1 EUZÉBY (J.P.) and TINDALL (B.J.): Nomenclatural type of orders: corrections necessary according to Rules 15 and 21a of the Bacteriological Code (1990 Revision) and designation of appropriate nomenclatural types of classes and subclasses. Request for an Opinion. Int. J. Syst. Evol. Microbiol. 2001, 51, 725-727.
Request for an Opinion in IJSEM Online
2 JUDICIAL COMMISSION OF THE INTERNATIONAL COMMITTEE ON SYSTEMATICS OF PROKARYOTES: The nomenclatural types of the orders Acholeplasmatales, Halanaerobiales, Halobacteriales, Methanobacteriales, Methanococcales, Methanomicrobiales, Planctomycetales, Prochlorales, Sulfolobales, Thermococcales, Thermoproteales and Verrucomicrobiales are the genera Acholeplasma, Halanaerobium, Halobacterium, Methanobacterium, Methanococcus, Methanomicrobium, Planctomyces, Prochloron, Sulfolobus, Thermococcus, Thermoproteus and Verrucomicrobium, respectively. Opinion 79. Int. J. Syst. Evol. Microbiol., 2005, 55, 517-518.
Opinion 79 in IJSEM Online
2 The original spelling, Haloanaerobiales (sic), has been corrected by Oren 2000.
Reference: OREN (A.): Change of the names Haloanaerobiales, Haloanaerobiaceae and Haloanaerobium to Halanerobiales, Halanaerobiaceae and Halanaerobium, respectively, and further nomenclatural changes within the order Halanaerobiales. Int. J. Syst. Evol. Microbiol. 2000, 50, 2229-2230.
Original article in IJSEM Online