Mylothrites pluto is an extinct butterfly known from Late Miocene-aged strata in Öhningen, Germany, at the border between Germany and Switzerland.
Taxonomy The fossil was originally placed in Vanessa by Oswald Heer, but was then moved to its own genus, Mylothrites, by Samuel Scudder.Scudder, Samuel Hubbard. Fossil butterflies. Vol. 1. FW Putnam, 1875
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