subclass acnidosporidia; subclass actinopoda; subclass alismatidae; subclass amphineura; subclass anapsida; subclass archaeornithes; subclass archosauria; subclass arecidae; subclass asteridae; subclass branchiopoda; subclass caryophyllidae; subclass cirripedia; subclass cnidosporidia; subclass commelinidae; subclass copepoda; subclass crossopterygii; subclass diapsida; subclass dibranchia; subclass dibranchiata; subclass dilleniidae; subclass dipnoi; subclass discomycetes; subclass elasmobranchii; subclass entomostraca; subclass euascomycetes; subclass euryalida; subclass eutheria; subclass exopterygota; subclass hamamelidae; subclass heterobasidiomycetes; subclass holocephali; subclass homobasidiomycetes; subclass infusoria; subclass lepidosauria; subclass liliidae; subclass magnoliidae; subclass malacostraca; subclass metatheria; subclass ophiurida; subclass opisthobranchia; subclass ostracoda; subclass pantotheria; subclass phytomastigina; subclass prototheria; subclass rhizopoda; subclass rosidae; subclass selachii; subclass synapsida; subclass teleostei; subclass telosporidia; subclass zoomastigina;