Biston falcata

{{Short description|Species of moth}}

{{Speciesbox

| image = Biston_falcata_male.JPG

| image_caption = Male

| image2 = Biston_falcata_female.JPG

| image2_caption = Female

| taxon = Biston falcata

| authority = (Warren, 1893)[https://www.pensoft.net/journals/zookeys/article/1308/a-review-of-biston-leach-1815-lepidoptera-geometridae-ennominae-from-china-with-description-of-one-new-species A review of Biston Leach, 1815 (Lepidoptera, Geometridae, Ennominae) from China, with description of one new species]

| synonyms =

• Eubyjodonta falcata Warren, 1893
• Biston emarginaria Leech, 1897
• Amphidasis erilda Oberthür, 1910
• Amphidasis clorinda Oberthür, 1910
• Biston falcata clorinda
• Biston erilda satura Wehrli, 1941

}}

Biston falcata is a moth of the family Geometridae. It is found in China (Henan, Shaanxi, Gansu, Hubei, Sichuan).