Cryptocephalus alternans

Cryptocephalus alternans is a species of case-bearing leaf beetle in the family Chrysomelidae. It is found in the Middle America (Mexico  ) and the Southwestern United States (California, Arizona).

Subspecies
These two subspecies belong to the species Cryptocephalus alternans:
 * Cryptocephalus alternans alternans Suffrian, 1852
 * Cryptocephalus alternans jungovittatus R. White, 1968

Cryptocephalus alternans jungovittatus measures 4.7 - 5.0 mm in length.