Rhigognostis annulatella

Rhigognostis annulatella
Rhigognostis annulatella
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Plutellidae
Genus: Rhigognostis
Species: R. annulatella
Binomial name
Rhigognostis annulatella
(Curtis, 1832)
Synonyms
  • Cerostoma annulatella Curtis, 1832
  • Plutella bicingulata Zeller, 1839

The Ringed Diamond-back or Annulated Smudge (Rhigognostis annulatella) is a moth of the Plutellidae family. It is found in most of Europe.

Illustration from John Curtis's British Entomology Volume 6

The wingspan is about 18 mm. Adults are on wing from July onwards, and overwinter in this stage, occurring on the wing until April.

The larvae feed on Cochlearia officinalis. They feed amongst spun leaves and flowers. The pupal cocoon is formed from a network of silk.

External links