Dichorda iridaria explained

Dichorda iridaria, the showy emerald moth, is a moth of the family Geometridae. The species was first described by Achille Guenée in 1857. It is found in North America, where it has been recorded from Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Iowa, Kentucky, Maryland, Massachusetts, Mississippi, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oklahoma, Ontario, Pennsylvania, Quebec, South Carolina, Tennessee, Texas, Virginia, West Virginia and Wisconsin.^[1]

The wingspan is about 25–28 mm.^[2]

The larvae feed on Rhus species, including Rhus typhina and Rhus copallina.^[3] and Toxicodendron radicans.^[4]

Subspecies

• Dichorda iridaria iridaria (from Texas to Quebec, Ontario, Nova Scotia, Missouri, Kansas)
• Dichorda iridaria remotaria (Walker, 1861) (from Florida to South Carolina)

Notes and References

1. Web site: 910634.00 – 7053 – Dichorda iridaria – Showy Emerald Moth – (Guenée, [1858]) ]. North American Moth Photographers Group . Mississippi State University . April 18, 2019.
2. Web site: Balaban . John and Jane . December 19, 2015 . Species Dichorda iridaria - Showy Emerald - Hodges#7053 . BugGuide . April 18, 2019.
3. Web site: Savela . Markku . Dichorda iridaria (Guenée, 1857) . Lepidoptera and Some Other Life Forms . April 18, 2019.
4. http://www.illinoiswildflowers.info/plant_insects/plants/toxicodendron_radicans.html Illinois Wildflowers