pseudonocardia antarctica pseudonocardia antarctica pseudonocardia antarctica is a bacterium from the genus of pseudonocardia which has been isolated from soil from the mcmurdo dry valleys from the antarctica. pseudonocardia antarctica scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: pseudonocardiales family: pseudonocardiaceae genus: pseudonocardia species: p. antarctica binomial name pseudonocardia antarcticaprabahar et al. 2004 type strain cip 108584, dsm 44749, dvs 5a1, jcm 12172, mtcc 4297