1 Department of Microbiology, Southern Illinois University, Carbondale IL 62901, USA.
2 Société de Bactériologie Systématique et Vétérinaire (SBSV) and École Nationale Vétérinaire de Toulouse (ENVT), BP 87614, F-31076 Toulouse cedex 3, France.
The family name Heliobacteriaceae is not validly published. The purpose of this note is to provide a description of this family in accordance with the Rules of the Bacteriological Code (1990 Revision).