winogradskyella endarachnes winogradskyella endarachnes winogradskyella endarachnes is a gram-negative, aerobic, rod-shaped and motile bacterium from the genus of winogradskyella which has been isolated from the alga endarachne binghamiae. winogradskyella endarachnes scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: winogradskyella species: w. endarachnes binomial name winogradskyella endarachnesxu et al. 2020 type strain hl2-2