Spirochaeta pallida

== Translingual == === Proper noun === Spirochaeta pallida n (archaic) A taxonomic species within the family Spirochaetaceae – the former name for Treponema pallidum, the bacterium responsible for syphilis. === References === Spirochaeta pallida on Wikipedia.Wikipedia Spirochaeta pallida on Wikispecies.Wikispecies List of sequenced bacterial genomes on Wikipedia.Wikipedia