Butterflies of Europe
Family - PIERIDAE
subfamily - COLIADINAE
genus Colias, commonly known as Clouded
Yellows, comprises of 83 known species, and has representatives in
temperate and sub-arctic habitats across the world. The genus is
centred on the Holarctic region ( Europe, temperate Asia and North
America ) but there also several species in the Andes and 2 in
Colias species are migratory in
behaviour - crocea for example migrates
each summer from north Africa to England. Many of the Neotropical
and Asian Colias species migrate
seasonally across the mountain ranges where they breed.
Colias erate is one
of several Clouded Yellow species which breed at high altitudes in
the mountain ranges of temperate Asia.
The butterfly is distributed from eastern Europe
to Siberia, Korea and China.
This species breeds on grasslands and in fields and pastures at
elevations up to about 2500m.
The larval foodplants include Trifolium,
In common with other Colias species,
erate spends long periods at rest,
basking laterally on rocks and bare ground in sheltered pockets. Both
sexes nectar at a wide range of flowers among which are
Cirsium and numerous species of