Secretary for Subcommittees
Prof. Stephen On, Lincoln University, Agriculture & Life Sciences Faculty, Lincoln, New Zealand
Active Subcommittees of the ICSP
Aerobic Bacteroidetes [formerly Flavobacterium- and Cytophaga-like Bacteria]
Chair: Jean-François Bernardet
Secretary: John Bowman
Contact: (contact info to be added)
Meeting report: 30 July 2014, Montreal, Canada
Meeting report: 15 November 2017, Skype meeting
Aeromonadaceae, Vibrionaceae and Related Organisms
Chair: Fabiano Thompson
Secretary: Bruno Gomez-Gil
Contact: (contact info to be added)
Meeting report: 13 November 2017, Chicago, USA
Order Bacillales
Chair: Christopher Dunlap
Secretary: Sara Burgess
Contact: (contact info to be added)
Bifidobacterium, Lactobacillus and Related Organisms
Chair: Charles Franz
Secretary: Paola Mattarelli
Contact: (contact info to be added)
Meeting report: 19 July 2016, Dublin, Ireland
Meeting report: 3 September 2018, Berlin, Germany
Meeting report: 20 June 2019 Prague, Czech Republic
Campylobacter and Related Bacteria
Chair:S. L. W. On
Secretary: to be confirmed
Contact: (contact info to be added)
Meeting report: 2 September 2009, Niigata, Japan
Meeting report: 21 August and 10 September, 2019, via Videoconference
Chlamydiae
Chair: Gilbert Greub
Secretary: Nicole Borel
Contact: (contact info to be added)
Meeting report: 7 September 2016, Oxford, UK
Meeting report: 9 April 2017, Charlotte, NC, USA
Meeting report: 5 July 2018, Woudschoten, Zeist, The Netherlands
Meeting report: 20 March 2019, Seatle, WA, USA
Meeting report: 10 September 2020, via Zoom Videoconference
Meeting report: 07 October 2021, via Webex Videoconference
Gram-negative Anaerobic Rods
Chair: Saheer E. Gharbia
Contact: (contact info to be added)
Meeting report: 1 – 2 February 2011, Colindale, London, UK
Halobacteria (formerly Halobacteriaceae)
Chair: Antonio Ventosa
Secretary: Aharon Oren
Contact (contact info to be added)
Meeting report: 26 June 2019, Cluj-Napoca, Romania
Meeting report: 28 June 2022, Alicante, Spain
Halomonadaceae
Chair: Antonio Ventosa
Secretary: David R. Arahal
Contact: (contact info to be added)
Meeting report: 23 May 2016, San Juan, Puerto Rico
Meeting report: 26 June 2019, Cluj-Napoca, Romania
Leptospiraceae
Chair: Mathieu Picardeu
Secretary: Paul Levett
Contact: (contact info to be added)
Meeting report: 28 November 2017, Palmerston North, New Zealand
Methanogenic archaea
Chair: Om Prakash Sharma
Secretary: Jeremy Dodsworth
Contact: (contact info to be added)
Micrococcinaceae Suborder
Chair: Ken-Ichiro Suzuki
Secretary: Moriyuki Hamada
Contact: (contact info to be added)
Meeting report: 9 September 2011, Sapporo, Japan
Meeting report: 29 July 2014, Montreal, Canada
Mollicutes
Chair: Vicki Chalker
Secretary: Hardish Khera-White
Contact: (contact info to be added)
Note on Mollicute nomenclature
Meeting report: 8 July 2018, Portsmouth, New Hampshire, USA
Myxobacteria
Chair: Richard Hahnke
Secretary: Ronald Garcia
Contact: (Contact info to be added)
Meeting report: 12 September 2022, video conference
Pasteurellaceae
Chair: Henrik Christensen
Secretary: Peter Kuhnert
Contact: (contact info to be added)
Meeting report: 9 October 2018, Prato, Italy
Phototrophic Bacteria
Chair: Johannes F. Imhoff
Secretary: Annick Wilmotte
Contact: (contact info to be added)
Meeting report: 11 August 2009, Montreal, Canada
Meeting report: 04 August 2015, Tübingen, Germany
Meeting report: 09-27 August 2021, online Videoconference
Pseudonocardineae
Chair: Michael Goodfellow
Secretary: (not listed)
Contact: (contact info to be added)
Rhizobia and Agrobacteria
Chair: J. Peter W. Young
Secretary: Seyed Abdullah Mousavi
Contact: (contact info to be added)
Minimal standards for description of new genera and species of Rhizobia and Agrobacterium
Meeting report: 4 September 2017, Granada, Spain
Meeting report: 11 July 2018, by Videoconference
Meeting report: 17 July 2019, video conference
Meeting Report: 06 July 2020, video conference
Prior Subcommittees
Notice of dissolution of inactive subcommittees (doi: 10.1099/ijsem.0.002587).
Parties interested in reconstituting any subcommittees should contact the Secretary of the Taxonomic Subcommittees, Dr Stephen On (
Data of members are stored by the ICSP with regard to EU GDPR regulations. Requests to redact or remove information should be sent to the ICSP Website Manager, Edward Moore: