Daphnia obtusa Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Metazoa phylum Arthropoda class Branchiopoda order Diplostraca family Daphniidae genus Daphnia species Daphnia obtusa Name Synonyms Daphnia obtusa Kurz, 1875 Homonyms Daphnia obtusa group Daphnia obtusa Daphnia obtusa Kurz, 1875 Daphnia cf. obtusa