Periodical cicada brood distributions

Broods I-XIV are 17-year broods; Broods XIX-XXIII are 13-year.

See links in table on referring page for larger-scale individual brood maps.

Note: Maps modified from Simon, C. 1988. Evolution of 13- and 17-year periodical cicadas (Homoptera: Cicadidae). Bull. Entomol. Soc. Am. 34: 163-176. Darkened circles indicate well established records. Open circles indicate less well established records. All boundaries are approximate.