Twenty-four species and one subspecies of Hymenoptera Aculeata and Symphyta are recorded new to the Finnish fauna: the cuckoo wasps Chrysis corusca Valkeila, Chrysis insperata Chevrier, Chrysis leptomandibularis Niehuis and Chrysis mediata Linsenmaier (s. str.), the ants Myrmica vandeli Bondroit and Lasius sabularum (Bondroit), the spider wasp Arachnospila alvarabnormis Wolf, the digger wasps Psenulus schencki (Tournier), Pemphredon mortifer Valkeila and Crabro ingricus (F. Morawitz), the bees Hylaeus paulus Bridwell, Andrena bluethgeni Stoeckhert, Halictus leucaheneus Ebmer, Osmia bicolor (S chrank), Osmia bicornis (Linnaeus), Osmia svenssoni Tkalců, Coelioxys alata Förster, Nomada ferruginata (Linnaeus) and Nomada succincta Panzer, and the sawflies Tenthredo temula Scopoli, Macrophya teutona (Panzer), Cladius ulmi (Linnaeus), Hoplocampa flava (Linnaeus), Hoplocampa fulvicornis (Panzer) and Paranematus wahlbergi wahlbergi (Thomson). Additionally, new records of 82 redlisted aculeate and sawfly species are given.