Chart 1
Antennae clubbed, S2 and S4 fused,
S3 tiny or absent
Small transparent
area at the base
of the hindwing
Red abdominal band
Zygaena sarpedon
(Royal Burnet)
No small transpar
ent
area at the base of
the hindwing
Unique to the Pyrénées!
Zygaena contaminei
(Sienna Burnet)