Dusky large blue

Dusky large blue
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Lycaenidae
Genus: Phengaris
Species:
P. nausithous
Binomial name
Phengaris nausithous
Synonyms
  • Glaucopsyche nausithous
  • Maculinea nausithous (Bergsträsser, 1779)
  • Lycaena arcas Rott.

The dusky large blue (Phengaris nausithous) is a species of butterfly in the family Lycaenidae. It is found in Armenia, Austria, Azerbaijan, Belarus, Bulgaria, Czech Republic, France, Georgia, Germany, Hungary, Kazakhstan, Moldova, Montenegro, the Netherlands, Poland, Romania, Russia, Slovenia, Spain, Switzerland, and Ukraine.

The life cycle of this species is strongly related to the herbaceous plant Sanguisorba officinalis (great burnet).