Hadraspis Zhang et al., 1980 Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Animalia phylum Arthropoda class Trilobita order Ptychopariida family Proasaphiscidae genus Hadraspis Name Homonyms Hadraspis Spaeth, 1915 Hadraspis Wu & Lin, 1980 Hadraspis Zhang et al., 1980