''Pycnarmon eosalis'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

in the family

Crambidae Crambidae comprises the grass moth family of lepidopterans. They are variable in appearance, with the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies ...

. It was first described by

Pierre Viette Pierre E. L. Viette (29 June 1921 – 30 April 2011) was a French entomologist. He attended university in Dijon during the German occupation of France in World War II, then spent his entire career at the Muséum national d'Histoire naturelle in P ...

in 1958. It is found in

Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...

.Afro Moths
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References

Spilomelinae Moths described in 1958 Moths of Madagascar {{Spilomelinae-stub