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Polyommatus Latreille, 1804
coridon (Poda, 1761)

Chalk-hill Blue (ENG), vihersinisiipi (FIN), ljus blåvinge (SWE), rohekas taevastiib (EST), Silbergrüner Bläuling (GER), L'Argus bleu-nacré (FRE), Niña coridón (SPA), Coridone (ITA)

One reason, we don't have such Blues like argyrognomon, coridon or bellargus in Finland, are the hosts. These species have very narrow host plant spectrum: Hippocrepis comosa and Coronilla varia are practically non-existent here. Also the host of dorylas, Anthyllis vulneraria, is uncommon in Finland.

Polyommatus coridon 1st instar larva 21. Aug. 1998 Polyommatus coridon 1st instar larva 21. Aug. 1998 Polyommatus coridon ovum 21. Aug. 1998

England, Kent Lyddon Heath, ex ovo Aug. 1998, Leg: N. Venters,
Photo © Kimmo Silvonen

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