LPSN – List of Prokaryotic names with Standing in Nomenclature (bacterio.net), 20 years on

The List of Prokaryotic Names with Standing in Nomenclature (LPSN) was established in 1997 as the List of Bacterial Names with Standing in Nomenclature (LBSN); it quickly became a key online resource for anyone interested in bacterial and archaeal nomenclature and classification. This review looks at numbers of prokaryotic names published since the Approved Lists of Bacterial Names, current usage of LPSN and future developments.