xenorhabdus ehlersii xenorhabdus ehlersii xenorhabdus ehlersii is a bacterium from the genus of xenorhabdus which has been isolated from the nematode steinernema serratum in china. xenorhabdus ehlersii scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: enterobacterales family: morganellaceae genus: xenorhabdus species: x. ehlersii binomial name xenorhabdus ehlersiilengyel et al. 2005 type strain cip 108893, dsm 16337, ncimb 14018