Acronicta americana, the American dagger moth, is a moth of the family Noctuidae. It was originally described by Thaddeus William Harris in 1841 and is native to North America.

Identification: The region's largest dagger moth, easily recognized by its large size and typical dagger moth pattern. Forewing usually has sharp pm. line; only black dash is in anal area. …

2025年2月16日 · The American dagger moth, Acronicta americana, is so called because of markings on the forewing that resemble daggers (if you have a good imagination). These moths have grayish-white setae on the wings and upper legs.

2023年8月4日 · An online resource devoted to North American insects, spiders and their kin, offering identification, images, and information.

2025年1月28日 · American Dagger Moth (Acronicta americana) Detailing the physical features, habits, territorial reach and other identifying qualities of the American Dagger Moth 

2023年6月27日 · The American dagger moth is a fascinating and unique species of moth native to North America. Known for its striking appearance and intriguing life cycle, these moths have captivated lepidopterists and casual observers alike.

The American dagger moth has three subspecies: Acronicta Americana Americana, Acronicta Americana obscura, and Acronicta americana Eldora. Know about the american dagger moth and their identification. Get details about their eggs, larva, pupa and adults, and their beneficial or poisonous nature.

2016年4月12日 · Primarily silver maple but occasionally other maples including boxelder. American dagger moth larvae. Larvae feed on foliage and have the unique habit of clipping off partially eaten leaves in order to avoid detection by predatory birds.

New species and new nomenclature in the American Acronictinae (Lepidoptera: Noctuidae)

Acronicta americana, The American Dagger, occurs in the southeastern part of our region and is the largest species in the genus (FW length 26 - 29 mm). It has a medium slightly brownish gray forewing with a black anal dash and complete but relatively faint markings dominated by the postmedial line and dark gray-brown hindwings.