wenyingzhuangia gracilariae wenyingzhuangia gracilariae wenyingzhuangia gracilariae is a gram-negative, strictly aerobic, rod-shaped and non-motile bacterium from the genus of wenyingzhuangia which has been isolated from the alga gracilaria vermiculophylla from the beach of sodegaura. wenyingzhuangia gracilariae scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: wenyingzhuangia species: w. gracilariae binomial name wenyingzhuangia gracilariaeyoon et al. 2015 type strain n5db13-4