Family Hesperiidae Scientific name Pyrgus cacaliae | Genus Pyrgus Rank Species | |
 | ||
Similar Alpine grizzled skipper, Carline skipper, Rosy grizzled skipper, Foulquier's grizzled skipper, Pyrgus sidae | ||
Dusky grizzled skipper 2014
The dusky grizzled skipper (Pyrgus cacaliae) is a species of skipper butterfly (family Hesperiidae). This is a species of the high Alps probably occurring in the Pyrenees also.
The most similar species is the Alpine grizzled skipper, which is usually encountered at lower altitudes. It can be distinguished from this species by the smaller, fainter pale markings on the forewing and the less bold markings on the underwing The adult flies from June until August.
One generation is produced per year. The larval food plant is coltsfoot (Tussilago farfara).
References
Dusky grizzled skipper Wikipedia(Text) CC BY-SA