View in other NatureServe Network Field Guides
NatureServe
Montana
Utah
Wyoming
Idaho
Wisconsin
British Columbia
South Carolina
Yukon
California
New York
Thistle Seedhead Weevil - Rhinocyllus conicus
General Description
We do not yet have descriptive information on this species. Please try the buttons above to search for information from other sources.
Observations in Montana Natural Heritage Program Database
Number of Observations: 16
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
Relative Density
Recency
(Observations spanning multiple months or years are excluded from time charts)
Management
References
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?- Corr, D.R. 1988. Effects of stress inducing factors on musk thistle (Carduus nutans L,) including--grass competition, Rhinocyllus conicus Froel., terminal flower loss, and insecticides. M.Sc. Thesis. Bozeman, MT: Montana State University. 86 p.
- De Smet-Moens, H. 1982. The insect fauna of Canada Thistle Cirsium arvense (L.) Scop in southern Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 51 p.
- Louda, S.M. 1998. Population growth of Rhinocyllus conicus (Coleoptera: Curculionidae) on two species of native thistles in prairie. Environmental Entomology 27(4): 834-841.
- Louda, S.M. and A.E. Arnett. 2000. Predicting non-target ecological effects of biological control agents: evidence from Rhinocyllus conicus. Proceedings of the X International Symposium on Biological Control of Weeds. 4-14 July 1999. Montana State Univers
- McDermott, G.J. 1991. Determination of host races in three insect species attacking Dalmation toadflax and yellow toadflax in North America. M.Sc. Thesis.Bozeman, MT: Montana State University. 43 p.
- Web Search Engines for Articles on "Thistle Seedhead Weevil"
- Additional Sources of Information Related to "Insects"