Arcynopteryx yosemite (Needham & Claassen, 1925) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Plecoptera family Perlodidae genus Megarcys species Megarcys yosemite Name Homonyms Arcynopteryx yosemite (Needham & Claassen, 1925)