tetrasphaera jenkinsii tetrasphaera jenkinsii tetrasphaera jenkinsii is a bacterium species from the genus tetrasphaera which has been isolated from activated sludge from glenelg in australia. tetrasphaera jenkinsii scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: intrasporangiaceae genus: tetrasphaera species: t. jenkinsii binomial name tetrasphaera jenkinsiimckenzie et al. 2006 type strain ben 74dsm 17519jcm 15590ncimb 14128