Novosphingobium stygium corrig. (Balkwill et al. 1997) Takeuchi et al. 2001 Novosphingobium stygiae (sic) (Balkwill et al. 1997) Takeuchi et al. 2001 Sphingomonas stygia Balkwill et al. 1997 Judicial Commission of the International Committee on Systematics of Prokaryotes Status of strains that contravene Rules 27 (3) and 30 of the International Code of Nomenclature of Bacteria. Opinion 81. 2008 58 7 1755 1763 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.2008/005264-0 18599730 Fredrickson J.K. Balkwill D.L. Drake G.R. Romine M.F. Ringelberg D.B. White D.C. Aromatic-degrading Sphingomonas isolates from the deep subsurface 1995 5 1917 1922 Applied and Environmental Microbiology Appl Environ Microbiol 0099-2240 1098-5336 7544095 note: rid.3412 corroborates U20775