haloterrigena haloterrigena haloterrigena (common abbreviation htg.) is a genus of the natrialbaceae. haloterrigena scientific classification domain: archaea kingdom: euryarchaeota phylum: euryarchaeota class: halobacteria order: natrialbales family: natrialbaceae genus: haloterrigenaventosa et al. 1999 species h. alkaliphila h. jeotgali "h. gelatinilytica" h. salfodinae h. salina h. turkmenica taxonomy species formerly placed in this taxon haloterrigena daqingensis, now natronorubrum daqingense haloterrigena hispanica, now natrinema hispanicum haloterrigena limicola, now natrinema limicola haloterrigena longa, now natrinema longum haloterrigena mahii, now natrinema mahii haloterrigena saccharevitans, now natrinema saccharevitans haloterrigena thermotolerans, now natrinema thermotolerans h. jeotgali is proposed to be a synonym of natrinema thermotolerans, but as of 2022, is still considered a valid name.