Polyangium spumosum (ex Krzemieniewska and Krzemieniewski 1927) Brockman 1989 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Myxococcota Waite et al. 2021 Polyangia Waite et al. 2020 Polyangiales Waite et al. 2020 Polyangiaceae Jahn 1924 (Approved Lists 1980) Polyangium (Reichenbach 2005) Link 1809 (Approved Lists 1980) Polyangium spumosum (ex Krzemieniewska and Krzemieniewski 1927) Brockman 1989 Polyangium (Reichenbach 2005) Link 1809 (Approved Lists 1980) Polyangium fumosum Krzemieniewska and Krzemieniewski 1930 (Approved Lists 1980) Polyangium aureum (ex Krzemieniewska and Krzemieniewski 1930) Brockman 1989 Polyangium parasiticum (ex Geitler 1924) Brockman 1989 Polyangium luteum (ex Krzemieniewska and Krzemieniewski 1927) Brockman 1989 Polyangium cellulosum (ex Imshenetski and Solntseva 1945) Brockman 1989 Polyangium violaceum Kühlwein and Gallwitz 1958 Polyangium sorediatum (ex Thaxter 1904) Brockman 1989 Polyangium flavum Kofler 1913 Polyangium minor (Peterson 1959) McCurdy 1970 (Approved Lists 1980) Polyangium rugiseptum (Peterson 1959) McCurdy 1970 (Approved Lists 1980) Polyangium vitellinum Link 1809 (Approved Lists 1980) Polyangium brachysporum Tang et al. 2019 Polyangium spumosum (ex Krzemieniewska and Krzemieniewski 1927) Brockman 1989 Reichenbach H. Garrity G.M. Brenner D.J. Krieg N.R. Staley J.T. Genus I. Polyangium Link 1809, 42AL 2005 2, Part C 2 1110 1118 Bergey's Manual of Systematic Bacteriology Springer New York 0387241450 Type strain is the description in Brockman 1989. Due to this fact, Reichenbach designated the type strain Pl sm5 (=DSM 14734=JCM 12638) as the type strain in Bergey's Manual of Systematic Bacteriology 2nd edition, vol. 2, and Lang and Reichenbach, 2013 formally proposed the deposits. Brockman E.R. Holt J.G. Genus I. Polyangium Link 1809, 42 AL. 1989 3 1 2159 2162 Bergey's Manual of Systematic Bacteriology The Williams and Wilkins Co. Baltimore