Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Tribe Nematini - Willow Sawflies and allies


Types and biological notes of the eastern North American sawflies of Pontania Costa and Phyllocolpa Benson (Hym.:Tenthredinidae)
By Zinovjev A.G., Smith D.R.
Proc. Entom. Soc. Wash. 101: 359-371, 1999

Nematus oligospilus Förster (Hymenoptera: Tenthredinidae), an introduced willow sawfly in the Southern Hemisphere
By Koch W.R., Smith D.R.
Proc. Ent. Soc. Wash. 102: 292-300, 2000

Sawflies of the genus Croesus Leach in North America. (Hymenoptera: Tenthredinidae).
By Smith, D. R.
Journal article : Proceedings of the Entomological Society of Washington 1972 Vol.74 No.2 pp.169-180 ref.12

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Key to Species (Larvae and Adults)
Croesus castaneae, Croesus curvarius, Croesus latitarsus, Croesus varus

The genera of Nematinae (Hymenoptera, Tenthredinidae)
By Prous M, Blank SM, Goulet H, Heibo E, Liston A, Malm T, Nyman T, Schmidt S, Smith DR, Vårdal, H, Viitasaari M, Vikberg V, Taege
J. Hymenopt. Res. 40: 1–69, 2014

Sawflies from Alberta (Tenthredinidae)
By Alex D. MacGillivray
The Canadian Entomologist, 55(7): 158-162, 1923

Expanding ranges for four species of invasive sawflies (Hymenoptera: Tenthredinidae) in the eastern United States
By Smith D.
Proceedings of the Entomological Society of Washington 105: 246-248, 2003

Checklist of the sawflies (Hymenoptera) of Canada, Alaska and Greenland
By Henri Goulet & Andrew M. R. Bennett
Journal of Hymenoptera Research: 82: 21-67, 2021

Sawflies (Hymenoptera, Symphyta) newly recorded from Washington State
By Chris Looney, David R. Smith, Sharon J. Collman, David W. Langor, Merrill A. Peterson
Chris Looney et al. / Journal of Hymenoptera Research 49: 129–159 (2016)

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List of species:
Xiphydria prolongata, Neodiprion sertifer, Diprion similis, Gilpinia hercyniae, Cladius grandis, Cladius gregarius, Pristiphora geniculata, Pristiphora rufipes, Craesus alniastri, Nematus lipovskyi, Heterarthrus nemoratus, Heterarthrus vagans, Metallus lanceolatus, Fenusella nana, Profenusa thomsoni, Profenusa inspirata, Fenusa ulmi, Halidamia affinis, Monophadnus pallescens, Eupareophora parca, Monostegia abdominalis, Macrophya punctumalbum