Caulobacterineae Breed, Murray and Hitchens 1944
Breed, R.S., E.G.D. Murray and A.P. Hitchens. 1944. Bacteriological Reviews 8: 255–260. Type genus: Caulobacler Henrici and Johnson 1935

Eubacteriineae Breed, Murray and Hitchens 1944
Breed, R.S., E.G.D. Murray and A.P. Hitchens. 1944. Bacteriological Reviews 8: 255–260. Type genus: Eubacterium Prevot 1938

Pseudomonadineae Breed, Murray and Smith 1957
Breed, R.S., E.G.D. Murray and N.R. Smith (eds). Bergey's Manual of Determinative Bacteriology, 7th ed. The Williams and Wilkins Co., Baltimore. p. 67. Type genus: Pseudomonas Migula 1894