Phragmatobia assimilans

Phragmatobia assimilans, the large ruby tiger moth, is a moth in the family Erebidae. It was described by Francis Walker in 1855.[1][2] It is found in North America from Nova Scotia to Connecticut, in the east to British Columbia. There are isolated populations in northern Colorado and the Black Hills of South Dakota. The habitat consists of open meadows and moist forests.[3]

Large ruby tiger moth
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Erebidae
Subfamily: Arctiinae
Genus: Phragmatobia
Species:
P. assimilans
Binomial name
Phragmatobia assimilans
Walker, 1855
Synonyms
  • Phragmatobia assimilans var. franconia Slosson, 1891
  • Phragmatobia assimilans var. franconia Slosson, 1893

The length of the forewings is 14–19 mm. The forewings dusty medium to dark orange brown with dark grey antemedial and postmedial lines and a dark grey discal spot. The hindwings are pinkish red with a black marginal band and dark veins. Females are usually larger and darker, with the forewing pattern better developed.[4] Adults are on wing from late spring to August in one generation per year.[5]

The larvae feed on various herbaceous plants and low woody hardwood shrubs.

References edit

  1. ^ Savela, Markku. "Phragmatobia assimilans Walker, 1855". Lepidoptera and Some Other Life Forms. Retrieved January 30, 2018.
  2. ^ Moth Photographers Group. Mississippi State University.
  3. ^ Pacific Northwest Moths
  4. ^ Robinson, E. & Schmidt, B. C. "Species Details: Phragmatobia assimilans". University of Alberta Museums. E.H. Strickland Entomological Museum. Retrieved December 29, 2020.
  5. ^ BugGuide