Sphenophorus aequalis, the clay-coloured billbug, is a species of beetle in the family Dryophthoridae. It is found in North America.
Subspecies These five subspecies belong to the species Sphenophorus aequalis: Sphenophorus aequalis aequalis Gyllenhal, 1838 Sphenophorus aequalis ochreus Sphenophorus aequalis pictus Sphenophorus aequalis scirpi Chittenden Sphenophorus aequalis univitta Chittenden
References
Further reading