''Phausis inaccensa'', also known as the "shadow ghost", is a species of firefly in the family of beetles known as Lampyridae. It is found in North America. The larviform females of the species are

bioluminescent Bioluminescence is the production and emission of light by living organisms. It is a form of chemiluminescence. Bioluminescence occurs widely in marine vertebrates and invertebrates, as well as in some Fungus, fungi, microorganisms including ...

, whereas the males are winged but lanternless."Bringing Light to the Lives of the Shadow Ghosts"
''American Entomologist''. Retrieved 2019-07-25.

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