Order Acholeplasmatales

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).


Acholeplasmatales Freundt et al. 1984, ord. nov.
Type genus: ¤ Acholeplasma Edward and Freundt 1970 (Approved Lists 1980).
Etymology: N.L. neut. n. Acholeplasma -atos, type genus of the order; suff. -ales, ending denoting an order; N.L. fem. pl. n. Acholeplasmatales, the Acholeplasma order.
Valid publication: FREUNDT (E.A.), WHITCOMB (R.F.), BARILE (M.F.), RAZIN (S.) and TULLY (J.G.): Proposal for elevation of the family Acholeplasmataceae to ordinal rank: Acholeplasmatales. Int. J. Syst. Bacteriol., 1984, 34, 346-349.
Original article in IJSEM Online

Note: In violation of Rules 15 and 21a, Freundt et al. 1984 designate also a type family, Acholeplasmataceae Edward and Freundt 1970 (Approved Lists 1980).
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