homotypic synonym, validly published under the ICNP
Bacillusfilamentosus is the correct name if this species is regarded as a separate species within a separate genus Bacillus.
"The name was proposed as sp. nov., and not as nom. rev. There is no connection between the proposed species and Bacillus filamentosus Migula 1900" (Footnote in the Validation List no. 163 edited by A. Oren and G. M. Garrity; Int J Syst Evol Microbiol 2015, 65, 1105–1111).Publication:
Oren A, Garrity GM. Validation list no. 163. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2015; 65:1105-1111.