| Calamia tridens |
| Authority | : | (Hufnagel, 1766) |
| Nederlands | : | groene weide-uil |
| Deutsch | : | Grüneule |
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| Aekingerzand; 31 July 2009. | |
| Hesperia comma |
| Authority | : | (Linnaeus, 1758) |
| Nederlands | : | kommavlinder |
| English | : | Silver Spotted Skipper |
| Deutsch | : | Komma-Dickkopffalter |
| Norsk | : | Kommasmyger |
| Svenska | : | Silversmygare |
| Français | : | Virgule |
| Español | : | dorada manchas blancas |
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| Aekingerzand; 1 August 2009. | |
| Gonepteryx rhamni |
| Authority | : | (Linnaeus, 1758) |
| Nederlands | : | citroenvlinder |
| English | : | Brimstone |
| Deutsch | : | Zitronenfalter |
| Norsk | : | Sitronsommerfugl |
| Svenska | : | Citronfjäril |
| Français | : | Citron |
| Español | : | limonera |
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| Aekingerzand; 31 July - 1 August 2009. Left, female; top & right, male. Border between heathland and woodland. |
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| Favonius quercus |
| Authority | : | (Linnaeus, 1758) |
| Synonyms | : | Quercusia quercus |
| Nederlands | : | Eikenpage |
| English | : | Purple Hairstreak |
| Deutsch | : | Blauer Eichen-Zipfelfalter |
| Norsk | : | Eikestjertvinge |
| Svenska | : | Eksnabbvinge |
| Français | : | Thécla du chêne |
| Español | : | nazarena |
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| Drents-Friese Woud; 1 August 2009. | |
| Araschnia levana |
| Authority | : | (Linnaeus, 1758) |
| Nederlands | : | landkaartje |
| English | : | Map |
| Deutsch | : | Landkärtchen, Netzfalter |
| Svenska | : | Kartfjäril |
| Français | : | Carte géographique |
| Español | : | levana |
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| Drents-Friese Woud; 31 July 2009. Intermediate form between f. levana and f. prorsa. |
| Vanessa cardui |
| Authority | : | (Linnaeus, 1758) |
| Synonyms | : | Cynthia cardui |
| Nederlands | : | distelvlinder |
| English | : | Painted Lady |
| Deutsch | : | Distelfalter |
| Norsk | : | Tistelsommerfugl |
| Svenska | : | Tistelfjäril |
| Français | : | Belle Dame |
| Español | : | cardera |
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| Drents-Friese Woud; 31 July - 1 August 2009. | |
| Aglais io |
| Authority | : | (Linnaeus, 1758) |
| Synonyms | : | Papilio io Linnaeus, 1758 Inachis io |
| Nederlands | : | Dagpauwoog |
| English | : | Peacock |
| Deutsch | : | Tagpfauenauge |
| Norsk | : | Dagpåfugløye |
| Svenska | : | Påfågelöga |
| Français | : | Paon-du-jour |
| Español | : | pavo real |
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| Aekingerzand; 1 August 2009. |
| Hipparchia semele |
| Authority | : | (Linnaeus, 1758) |
| Nederlands | : | heivlinder |
| English | : | Grayling |
| Deutsch | : | Ockerbindiger Samtfalter, Rostbinde |
| Norsk | : | Kystringvinge |
| Svenska | : | Sandgräsfjäril |
| Français | : | Agreste |
| Español | : | sátiro rubio |
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| Aekingerzand; 1 August 2009. |
| Maniola jurtina |
| Authority | : | (Linnaeus, 1758) |
| Nederlands | : | bruin zandoogje |
| English | : | Meadow Brown |
| Deutsch | : | Großes Ochsenauge |
| Norsk | : | Rappringvinge |
| Svenska | : | Slåttergräsfjäril |
| Français | : | Myrtil |
| Español | : | loba |
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| Drents-Friese Woud; 1 August 2009. I observed the same copula the day before I took this photo. They thus had been in copula for 24 hours or longer! |