Taxonomy and nomenclature of some Fennoscandian Sawflies, with descriptions of two new species (Hymenoptera, Symphyta)

We are very grateful to the Finnish Ministry of Environment for funding our work on the handbook of Fennoscandian sawflies through the Putte programme. We are grateful to the Academy of Finland for funding the Finnish Barcode of Life project through the Finnish Biodiversity Information Facility research infrastructure project. Some results of earlier research on Nematinae, partly funded by the Swedish Taxonomy Initiative, are mentioned. For information and the loan or gift of specimens, we are indebted to Sergei A. Belokobylskij (St Petersburg, Russia), Jean-Luc Boeve, Alain Pauly (Brussels, Belgium), Sandor Czosz, Zoltan Vas, Lajos Zombori (Budapest, Hungary), Roy Danielsson, Christer Hansson (Lund, Sweden), Ewald Jansen (Leipzig, Germany), Lars Ove Hansen (Oslo, Norway), Erik Heibo (Lierskogen, Norway), Lars-Ake Janzon (Stockholm, Sweden), Iiro Kakko (Hameenlinna, Finland), Mr Haruyoshi Kojima (Nagano, Japan), Jean Lacourt (Ige, France), Pekka Malinen (Helsinki, Finland), Michelle Kohler, Tommi Mcelrath, (Illinois, USA), Ole Martin (Copenhagen, Denmark), Tommi Nyman (Svanvik, Norway), Natalie Dale-Skey Papilloud, Suzanne Ryder (London, UK), Juho Paukkunen (Helsinki, Finland), Jose L. Fernandez-Triana and Henri Goulet (Ottawa, Canada), Akihiko Shinohara (Tokyo, Japan), Guy Soderman (Helsinki, Finland), Anssi Teras (Turku, Finland), Hege Vardal (Stockholm, Sweden), and Alexey Zinovjev (Boston, USA). Frederique Bakker (Leiden, Netherlands) provided the photos of the Dolerus busaei lectotype. Julien Lalanne (Brussels, Belgium) took photos of the Dolerus soniensis syntypes. Seppo Hornytzkyj and Simo Lehtinen, of Mikrofokus Ltd., kindly let M. Viitasaari and M. Heidemaa use their scanning electron microscope and the imaging system. Tupu Vuorinen (Kitee, Finland), Iina Eskelinen (Jyvaskyla, Finland), Riikka Jarkko (Oulu, Finland), Marjo Heikkinen (Oulu, Finland), and Juha Salokannel (Tampere, Finland) assisted with field work, rearing, and photography. For technical help with genetic sequencing at Muncheberg, we thank Julia Canitz, Eva Kleibusch, and Katja Kramp. Dominique Zimmermann, the editor, and the two referees, Ole Lonnve and Leonardo Malagon-Aldana are warmly thanked for numerous constructive comments which improved the manuscript.