Thymelicus lineola or sylvestris (♀) by Anne W. Via Flickr: T. lineola and T. sylvestris belong to the family Hesperiidae. Especially the females are very similar and sometimes hard to distinguish. Both species are widespread in most parts of Europe and fly from June to August.
Gray Hairstreak by John Beetham
Dark Blue Pansy (Junonia o. oenone) by Allan Hopkins Via Flickr: A worn individual. Understandably, butterflies are difficult to photograph in Tanzania's National Parks, except at view points, picnic sites and loo's. Arusha National Park, Tanzania, East Africa.
Long Skimmer (Orthetrum trinacria), male by Allan Hopkins Via Flickr: Near Marakissa River Camp, Marakissa, The Gambia, West Africa
Red-banded Hairstreak by John Beetham Via Flickr: Nectaring on Japanese Knotweed.
Red Admiral (Vanessa atalanta) by Hoppy1951 on Flickr.
Spicebush Swallowtail by Dendroica cerulea on Flickr.
Banded Demoiselle (Calopteryx splendens) male by Allan Hopkins Via Flickr: Clytha, Monmouthshire, South Wales, UK.
Macroglossum stellatarum by Martin Grimm
Mourning Cloak by John Beetham
Dun Skipper by John Beetham
Zebra Heliconian aka Zebra Longwing butterfly (Heliconius charithonia ramsdeni) by Allan Hopkins Via Flickr: La Güira National Park, San Diego de los Baños, Pinar del Rio, Cuba.