| | | holotype of species Isoperla luzoni Tierno de Figueroa & Vinçon, 2005 | Southwestern Europe, Spain, Spain: Spain, Aragon, Alquezar, Vero River, above the Puente Romano [l'Albarda] |
| | | paratype of species Isoperla luzoni Tierno de Figueroa & Vinçon, 2005 | Southwestern Europe, France, France: France: Haute-Garonne, Central Pyrenees, Arbas massif |