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Pearl-bordered Fritillary

(Boloria Euphrosyne)

 

A butterfly of woodlands, the Pearl-bordered Fritillary particularly favours large areas of deciduous forest and sometimes inhabits heathland.

 

The underside has two silver spots and a border of seven pearls.

 

One brood is usual, flying May-June but in exceptionally warm years, a second brood may occur in August but more likely on the continent.

 

Eggs are laid on Dog Violet and the spiked larvae which are black but flecked with white, feed up before hibernation.

Pearl-bordered Fritillary - Brockenhurst (New forest) - © Andrew Cooper

© John Chapple

Larva (Caterpillar):

Imago (Adult):

Videos:

Copulation:

Oviposition (Egg Laying):

Pupa (Chrysalis):

Ovum (Egg):

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