Domain Eucaryota Subdomain Chlorota Doweld (2001) Kingdom Rhodymeniobiota Starobogatov ex Doweld (2001) 1 Subkingdom Cryptomonadobiotina Doweld (2001) [monotypic] 2 Subkingdom Glaucocystobiotina Doweld (2001) [monotypic] 3 Subkingdom Rhodymeniobiotina Doweld (2001)