Familia	Cerambycidae (Latreille, 1802)
Subfamilia	Prioninae (Latreille, 1802)
Tribus	Prionini (Latreille, 1804)
Genus	Prionus (Geoffroy, 1762)
Subgenus	Homaesthesis
Species	emarginatus (Say, 1824)
Synonyms	innocuus (LeConte, 1862) pubicollis (Casey, 1912) debiliceps (Casey, 1912)
other names	Prionus innocuus (LeConte, 1862) Homaesthesis emarginatus (LeConte, 1873) Homaesthesis innocua (Casey, 1912) Homaesthesis pubicollis (Casey, 1912) Homaesthesis debiliceps (Casey, 1912)
Lifezones:	West hemisphere
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Distribution:	United States (New Mexico, C Colorado, Wyoming)
Occurrence:	I II III IV V VI VII VIII IX X XI XII