''Caenurgia chloropha'', the vetch looper moth, is a moth of 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'') ...

. The species was first described by

Jacob Hübner Jacob Hübner (20 June 1761 – 13 September 1826, in Augsburg) was a German entomologist. He was the author of ''Sammlung Europäischer Schmetterlinge'' (1796–1805), a founding work of entomology. Scientific career Hübner was the author of '' ...

in 1818. It is found in the south-eastern United States, northern Mexico and Cuba. Strays may be found as far north as southern Ontario. The wingspan is about 27–36 mm.''Butterflies and Moths of North America''
/ref> There are two or more generations per year with adults on wing from April to October. The larvae feed on vetch and other legumes. Full-grown larvae may be found from May onward.

References

Moths described in 1818 Caenurgia Moths of North America {{Euclidiini-stub