Species seen are as follows:
Weaver's Fritillary Chequered Blue
Queen of Spain Fritillary Green Underside Blue
Duke of Burgundy Fritillary Meadow Brown
Swallowtail Common Blue
Scarce Swallowtail Brown Argus
Red Admiral Southern White Admiral
Large Tortoiseshell Comma
Brimstone Wood White
Large White Painted Lady
Orange-Tip Green Hairstreak
Provencal Orange-Tip Sooty Copper
Red Underside Skipper Small Copper
Grizzled Skipper Small Heath
Speckled Wood Clouded Yellow
Wall Brown Dingy Skipper
Holly Blue
Black-eyed Blue - 3 possibles seen
Provencal Orange-Tip - this egg-laying female was a surprise. This species used to be Moroccan Orange-Tip but has recently been split, with the latter logically enough flying in Morocco, whist this Butterfly is spread around Spain and South France.
Red Underside Skipper on a Man Orchid (no human interference here whatsoever)
Orange-Tips mating above Pont de Montvert
Green Underside Blue
probable Black-eyed Blue in lowlands - still not 100% with this but the underwing markings is the closest fit
Large Tortoiseshell in Pont de Montvert
Scarce Swallowtail in Pont de Montvert
Chequered Blue in a low altitude meadow
Queen of Spain Fritillary above Pont de Montvert
Sooty Copper above Pont de Montvert
Duke of Burgundy Fritillary above Pont de Montvert
Swallowtail
the stunning Weaver's Fritillary above Pont de Montvert