International Journal of Systematic and Evolutionary Microbiology, formerly International Journal of Systematic Bacteriology (IJSB), is the official journal of record for novel prokaryotic taxa. It is the official publication of the International Committee on Systematics of Prokaryotes and the Bacteriology and Applied Microbiology Division of the International Union of Microbiological Societies. International Journal of Systematic and Evolutionary Microbiology is published by the Microbiology Society, a learned society that promotes microbiology at all levels.

國際系統與進化微生物學雜志，前身為國際系統細菌學雜志(IJSB)，是新原核生物分類的官方記錄期刊。它是國際原核生物系統學委員會和國際微生物學會聯合會細菌學和應用微生物學司的正式出版物。《國際系統微生物學和進化微生物學雜志》由微生物學會出版。