Plutellidae

18.005 Coast Diamond-back Rhigognostis annulatella (Curtis, 1832)

Notable B

Similar species:

Forewing: 7.5 to 10mm

Habitats: Coastal rocks and cliffs and rocky mountain slopes.

Habits:

Foodplant: The larva at first feeds amongst the spun flowers, buds, seeds and pods of Common Scurvygrass, Danish Scurvygrass, English Scurvygrass or Hairy Bittercress. Then from the underside of the leaves it eats round holes and blotches. It pupates in an open netted cocoon in the leaf litter.