thermopolyspora thermopolyspora thermopolyspora is a gram-positive bacterial genus from the family of streptosporangiaceae. it currently contains a single species. thermopolyspora scientific classification kingdom: bacteria phylum: actinomycetota class: actinomycetia order: streptosporangiales family: streptosporangiaceae genus: thermopolyspora(ex krassilnikov and agre 1964) goodfellow et al. 2005 species thermopolyspora flexuosa (meyer 1989) goodfellow et al. 2005