| Citation | Names | Abstract | ||
|---|---|---|---|---|
| 'Candidatus Nostocoida limicola', a filamentous bacterium from activated sludge | Blackall et al. (2000). International Journal of Systematic and Evolutionary Microbiology 50 (2) | Ca. Nostocoida limicola | ||
| "Candidatus Microthrix parvicella," a Filamentous Bacterium from Activated Sludge Sewage Treatment Plants | Blackall et al. (1996). International Journal of Systematic Bacteriology 46 (1) | Neomicrothrix Neomicrothrix parvicella Ts |