''Trocodima hemiceras'' 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 w ...

in the family

Erebidae The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings ('' Catocala'') ...

. It was described by

William Trowbridge Merrifield Forbes William Trowbridge Merrifield Forbes (April 23, 1885 Westborough – April 12, 1968 Worcester) was an American entomologist who specialized in Lepidoptera and Coleoptera Beetles are insects that form the order Coleoptera (), in the superor ...

in 1931. It is found on

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

Phaegopterina Moths of the Caribbean Insects of Puerto Rico Moths described in 1931 Taxa named by William Trowbridge Merrifield Forbes {{Phaegopterina-stub