Just getting started with the Symphyta or with Hymenoptera in general?
The following references will prove invaluable. We've limited ourselves
to general resources here; for something more specific, see David Smith's
awesome Sawfly Literature Database:
For a complete bibliography of Alexandr Rasnitsyn's publications,
see:
Austin, A. and M. Dowton (eds.). 2000. Hymenoptera: Evolution,
Biodiversity and Biological Control. Collingwood, AU: CSIRO
Publishing.
Benson, R. B. 1950, An introduction to the natural history of British
sawflies (Hymenoptera, Symphyta). Trans. Soc. Br. Entomol.
96:45-142.
Gauld, I. and B. Bolton (eds.). 1988. The Hymenoptera. Oxford, UK:
Oxford University Press.
Goulet, H. 1992. The Genera and Subgenera of the Sawflies of Canada and
Alaska (Hymenoptera: Symphyta) (Insect and Arachnids of Canada, Part
20). Ottawa: Agriculture Canada, Research Branch Publication 1876.
Goulet, H. and J. T. Huber (eds.). 1993. Hymenoptera of the World: An
Identification Guide to Families. Ottawa: Agriculture Canada, Research
Branch Publication 1894/E.
Hanson, P. E. and I. D. Gauld (eds.). 1995. The Hymenoptera of Costa
Rica. Oxford, UK: Oxford University Press.
LaSalle, J. and I. Gauld (eds.). 1993. Hymenoptera and
Biodiversity. Wallingford, UK: CABI Publishing.
Schedl, W. 1991. Hymenoptera, Unterordnung Symphyta,
Pflanzenwespen. In: Handbuch der Zoologie, Eine Naturgeschichte der
Stamme des Tierreiches (M. Fischer, ed.). Band IV: Arthropoda:
Insecta, Teilband 31. Berlin: Walter de Gruyter.
Taeger, A. and S. M. Blank (eds.). 1998. Pflanzenwespen Deutschlands
(Hymenoptera, Symphyta). Kommentierte Bestandsaufnahme, Deutsches
Entomologisches Institut. Keltern: Verlag Goecke & Evers.
Viitasaari, M. (ed.) 2002. Sawflies (Hymenoptera, Symphyta) I. A review of
the suborder, the Western Palaearctic taxa of Xyeloidea and Pamphilioidea.
Tremex (Helsinki) 1:1-516 (ISBN: 952-5274-01-2).
Wagner, M. and K. F. Raffa (eds.). 1993. Sawfly Life History
Adaptations to Woody Plants. San Diego: Academic Press.
Wright, A. 1990. British sawflies (Hymenoptera: Symphyta): A key to the
adults of genera occurring in Britain. Field Studies
7:531-593.