Microtetraspora Thiemann et al. 1968 (Approved Lists 1980) emend. Zhang et al. 1998 Microtetraspora glauca Thiemann et al. 1968 (Approved Lists 1980) emend. Nouioui et al. 2018 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Actinobacteria (sic) Goodfellow 2021 non Actinobacteria Stackebrandt et al. 1997 Actinomycetota corrig. Goodfellow 2021 Actinobacteriota corrig. Goodfellow 2021 Actinomycetes Krasil'nikov 1949 (Approved Lists 1980) Streptosporangiales Goodfellow 2015 emend. Nouioui et al. 2018 Streptosporangiaceae Goodfellow et al. 1990 emend. Ay et al. 2020 Microtetraspora Thiemann et al. 1968 (Approved Lists 1980) emend. Zhang et al. 1998 Streptosporangiaceae Goodfellow et al. 1990 emend. Ay et al. 2020 Nonomuria (sic) Zhang et al. 1998 emend. Cao et al. 2019 Nonomuraea corrig. Zhang et al. 1998 emend. Cao et al. 2019 Planotetraspora Runmao et al. 1993 emend. Suriyachadkun et al. 2009 Acrocarpospora Tamura et al. 2000 Thermopolyspora (ex Krasil'nikov and Agre 1964) Goodfellow et al. 2005 Thermocatellispora Zhou et al. 2012 Thermoactinospora Zhou et al. 2012 Sphaerimonospora Mingma et al. 2016 Streptosporangium Couch 1955 (Approved Lists 1980) emend. Intra et al. 2014 Herbidospora Kudo et al. 1993 Planomonospora Thiemann et al. 1967 emend. Thiemann 1974 (Approved Lists 1980) Microbispora Nonomura and Ohara 1957 (Approved Lists 1980) emend. Zhang et al. 1998 Planobispora Thiemann and Beretta 1968 emend. Thiemann 1974 (Approved Lists 1980) Sphaerosporangium (sic) Ara and Kudo 2007 emend. Mingma et al. 2014 Sphaerisporangium corrig. Ara and Kudo 2007 emend. Mingma et al. 2014 Thermostaphylospora Wu et al. 2018 Thermobispora Wang et al. 1996 Pauljensenia Nouioui et al. 2018 Spongiactinospora Li et al. 2019 emend. Ay et al. 2020 Desertactinospora corrig. Saygin et al. 2019 Desertiactinospora (sic) Saygin et al. 2019 Bailinhaonella Feng et al. 2019 Sinosporangium Zhang et al. 2011 emend. Suriyachadkun et al. 2014 Microtetraspora malaysiensis Nakajima et al. 2004 emend. Nouioui et al. 2018 Microtetraspora roseola (Lavrova and Preobrazhenskaya 1975) Kroppenstedt et al. 1991 Microtetraspora flexuosa (Meyer 1989) Kroppenstedt et al. 1991 Microtetraspora africana (Preobrazhenskaya and Sveshnikova 1974) Kroppenstedt et al. 1991 Microtetraspora fastidiosa (Soina et al. 1975) Kroppenstedt et al. 1991 Microtetraspora viridis Nonomura and Ohara 1971 (Approved Lists 1980) Microtetraspora salmonea (Preobrazhenskaya et al. 1975) Kroppenstedt et al. 1991 Microtetraspora polychroma (Galatenko et al. 1987) Kroppenstedt et al. 1991 Microtetraspora angiospora (Zhukova et al. 1968) Kroppenstedt et al. 1991 Microtetraspora tyrrhenii Tomita et al. 1992 Microtetraspora niveoalba Nonomura and Ohara 1971 (Approved Lists 1980) emend. Nouioui et al. 2018 Microtetraspora fusca Thiemann et al. 1968 (Approved Lists 1980) emend. Nouioui et al. 2018 Microtetraspora spiralis (Meyer 1981) Kroppenstedt et al. 1991 Microtetraspora glauca Thiemann et al. 1968 (Approved Lists 1980) emend. Nouioui et al. 2018 Microtetraspora turkmeniaca (Terekhova et al. 1987) Kroppenstedt et al. 1991 Microtetraspora ferruginea (Meyer 1981) Kroppenstedt et al. 1991 Microtetraspora roseoviolacea (Nonomura and Ohara 1971) Kroppenstedt et al. 1991 Microtetraspora recticatena (Gauze et al. 1987) Kroppenstedt et al. 1991 Microtetraspora helvata (Nonomura and Ohara 1971) Kroppenstedt et al. 1991 Microtetraspora pusilla (Nonomura and Ohara 1971) Kroppenstedt et al. 1991 Microtetraspora rubra (Sveshnikova et al. 1969) Kroppenstedt et al. 1991 Nonomura H. Ohara Y. Distribution of Actinomycetes in Soil (VIII) Green-spore Group of Microtetraspora, Its Preferential Isolation and Taxonomic Characteristics 1971 49 1 1 7 Journal of Fermentation Technology J Ferment Technol 0385-6380 Kroppenstedt R.M. Stackebrandt E. Goodfellow M. Taxonomic revision of the actinomycete genera Actinomadura and Microtetraspora. 1990 13 2 148 160 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 10.1016/S0723-2020(11)80162-1 Thiemann J.E. Pagani H. Beretta G. A new genus of the Actinomycetales: Microtetraspora gen. nov. 1968 50 295 303 Journal of General Microbiology J Gen Microbiol 0022-1287 10.1099/00221287-50-2-295 5643425 Tomita K. Oda N. Hoshino Y. Ohkusa N. Chikazawa H. Fluvirucins A1, A2, B1, B2, B3, B4 and B5, new antibiotics active against influenza A virus. IV. Taxonomy on the producing organisms 1991 44 940 948 The Journal of Antibiotics J Antibiot (Tokyo) 0021-8820 1938616 Nonomura H. Ohara Y. Distribution of actinomycetes in soil. IX. 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