''Microthyris miscellalis'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

in the family

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

. It was described by

Heinrich Benno Möschler Heinrich Benno Möschler (28 October 1831, in Herrnhut – 21 November 1888, in Kronförstchen, near Bautzen) was a German entomologist who specialised in Lepidoptera. Möschler was a butterfly dealer and a member of the Entomological Society of ...

in 1890. It is found in

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...

References

Moths described in 1890 Spilomelinae {{Agroterini-stub