Cassini periodical cicadas

The name Cassini periodical cicadas is used to group two closely related species of periodical cicadas: Magicicada cassini (Fisher, 1851), and Magicicada tredecassini (Alexander and Moore, 1962), a species essentially identical except for its 13-year lifecycle. The 17-year species is not called Magicicada septencassini because it was named prior to the 1962 paper.

Cassini periodical cicadas

The name Cassini periodical cicadas is used to group two closely related species of periodical cicadas: Magicicada cassini (Fisher, 1851), and Magicicada tredecassini (Alexander and Moore, 1962), a species essentially identical except for its 13-year lifecycle. The 17-year species is not called Magicicada septencassini because it was named prior to the 1962 paper.