Synonyms and other taxonomic changes
often misspelled "Pyractonema
" --which is a different (South American) genus (1)
Strong apical pronotal angle, with the anterior pronotal half obfuscate
across NA except sw. US, with just scattered localities west of KS(1)
Green, J.W. 1957. Revision of the Nearctic species of Pyractomena. Wasmann Journal of Biology 15(2): 237-284.