lepidoptera.online © 2017 Adriaan van Os - Butterflies and Moths of South-West Europe
Diurna,
Pieridae,
Coliadinae
• Pale Clouded Yellow - Colias hyale
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GBIF observation map, Colias hyale
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Colias hyale (Pale Clouded Yellow) is difficult to distinguish from Colias alfacariensis (Berger's Clouded Yellow).
The species also resembles Colias croceus (Clouded Yellow).
Also see
butterfliesoffrance.com,
pyrgus.de,
the GfS distribution map and
lepiforum.de