| Phengaris alcon |
| Authority | : | ([Denis & Schiffermüller], 1775) |
| Synonyms | : | Maculinea alcon |
| Nederlands | : | Gentiaanblauwtje |
| English | : | Alcon Blue |
| Deutsch | : | Lungenenzian-Ameisenbläuling |
| Svenska | : | Alkonblåvinge |
| Français | : | Azuré de la pulmonaire |
| Español | : | hormiguera de las gencianas |
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| Theth (Shkodër), Albania; 18 July 2017. | |
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| Theth (Shkodër), Albania; 13 July 2017. Ovipositing female. | ||
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| Strabrecht, the Netherlands; 17 August 2013. Eggs on Gentiana pneumonanthe. |
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| Phengaris arion |
| Authority | : | (Linnaeus, 1758) |
| Synonyms | : | Maculinea arion |
| Nederlands | : | Tijmblauwtje |
| English | : | Large Blue |
| Deutsch | : | Quendel-Ameisenbläuling |
| Svenska | : | Svartfläckig blåvinge |
| Français | : | Azuré du serpolet |
| Español | : | hormiguera de lunares |
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| Padirac (Lot), France; 22 - 23 July 2012. | |