halapricum halapricum halapricum (common abbreviation hpr.) is a genus of halophilic archaea in the family of haloarculaceae. halapricum scientific classification domain: archaea kingdom: euryarchaeota phylum: euryarchaeota class: halobacteria order: halobacteriales family: haloarculaceae genus: halapricumsong et al. 2014 species h. desulfuricans h. salinum