Eusarca confusaria

Confused eusarca
Not evaluated (IUCN 3.1)
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Geometridae
Tribe: Ourapterygini
Genus: Eusarca
Species: E. confusaria
Binomial name
Eusarca confusaria
(Hübner, 1806)[1]

Eusarca confusaria, the confused eusarca, is a member of the family Geometridae that occurs in North America. It is the only member of the genus Eusarca that inhabits the northern portion of the United States and Canada.[2]

Identification

The wingspan of this species is between 29 and 41 mm. Adults are quite variable but tend to be yellow to tan with gray smudging, some specimens look exceptionally dark compared to lighter variants. Uncommonly individuals will have dark spotting in the subterminal area of the forewing. There are several species that are easily confused with E. confusaria including the dark-edged eusarca (Eusarca fundaria), juniper geometer (Patalene olyzonaria), curve-toothed geometer (Eutrapela clemataria), large maple spanworm (Prochoerodes lineola) and the rose hooktip (Oreta rosea).[2]

Life cycle

There is one flight from April to October throughout its range.[2] Larvae feed on asters, clover, dandelions, and goldenrod.[3]

Range and habitat

Throughout its flight they can be found in the eastern portions of North America including Nova Scotia south to Florida. They are as far west as Texas and Saskatchewan. Throughout this range they can be found in meadows and fields with their host plants.[2]

References


This article is issued from Wikipedia - version of the Sunday, January 31, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.