thalassobaculaceae thalassobaculaceae the thalassobaculaceae are a family of bacteria from the order rhodospirillales. thalassobaculaceae scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodospirillales family: thalassobaculaceaehördt et al. 2020 genera nisaea urios et al. 2008 oceanibaculum lai et al. 2009 thalassobaculum zhang et al. 2008