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Brood XIX includes all four different species of 13-year cicadas: Magicicada tredecim (Walsh and Riley, 1868), Magicicada tredecassini (Alexander and Moore, 1962), Magicicada tredecula (Alexander and Moore, 1962), and the recently discovered Magicicada neotredecim (Marshall and Cooley, 2000). 2011 was the first appearance of Brood XIX since the discovery of the new species, which was first ...
Brood XIII of the 17-year cicada, which reputably has the largest emergence of cicadas by size known anywhere, and Brood XIX of the 13-year cicada, arguably the largest (by geographic extent) of all periodical cicada broods, were expected to emerge together in 2024 for the first time since 1803.
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A pile of cicadas in Bloomington, Indiana in 2021. Entomologists are eager to study two broods of cicadas co-emerging this spring for the first time in more than 200 years (Courtesy of Katie Dana)
This map from the U.S. Department of Agriculture shows emergent cicada broods across a 16-year span from 2013 to 2029 — including the 2024 cicadas. USDA.
Every 17 years, the cicadas of Brood XIV tunnel en masse to the surface of the ground, mate, lay eggs, and then die off in several weeks. Although entomologist C. L. Marlatt published an account in 1907 in which he argued for the existence of 30 broods, over the years a number have been consolidated and only 15 are recognized today as being ...
In a timelapse video shared by Kate Minelli, viewers can get an up-close look at the metamorphosis of Brood XIX cicadas. Cicadas emerging: footage of Brood XIX metamorphosis. Watch the bugged out ...
Brood XXIII is only one of three still living 13-year cicada broods; the other two are Brood XIX (the "Great Southern Brood") and Brood XXII (the "Baton Rouge Brood"). Brood XXI (the "Floridian Brood") was a fourth 13-year brood that was last seen in 1870 in the Florida Panhandle and along the Alabama–Mississippi border. It is presumed ...