Class Alphabacteria

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".


Alphabacteria Cavalier-Smith 2002, class. nov.
Type order: ¤ Rickettsiales Gieszczykiewicz 1939 (Approved Lists 1980).
Etymology: Gr. alpha, the letter a; N.L. masc. n. bacter, a small rod; suff. -ia, ending to denote a class; N.L. neut. pl. n. Alphabacteria, name proposed to formalize the earlier informal designation as α-proteobacteria.
Valid publication: CAVALIER-SMITH (T.): The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int. J. Syst. Evol. Microbiol., 2002, 52, 7-76.
Original article in IJSEM Online

Note: Alphabacteria was previously known as "Alphabacteria" Cavalier-Smith 1992.