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Genus Neochetina - Waterhyacinth Weevils

Weevil - Neochetina bruchi Water Hyacinth Weevil - Neochetina eichhorniae ? - Neochetina eichhorniae Neochetina - Neochetina eichhorniae 032312Weevil1 - Neochetina eichhorniae Neochetina eichhorniae Warner - Neochetina eichhorniae Neochetina eichhorniae Warner - Neochetina eichhorniae Black-splotched weevil - Neochetina eichhorniae mystery weevil - Neochetina eichhorniae
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea (Snout and Bark Beetles)
Family Brachyceridae
Subfamily Erirhininae (Marsh Weevils)
Subtribe Stenopelmina
Genus Neochetina (Waterhyacinth Weevils)
Explanation of Names
Neochetina Hustache 1926
2 spp. in our area (both intentionally introduced), 6 spp. total(1)
native to the Neotropics, introduced to FL in the early 1970s and now occur throughout the range of waterhyacinth in the US(2) (FL-LA-TX)
Hosts: Pontederiaceae (Eichhornia, Pontederia)(1)
introduced to control the waterhyacinth (E. crassipes)(3)
Works Cited
1.Weevils of South Carolina (Coleoptera: Nemonychidae, Attelabidae, Brentidae, Ithyceridae, and Curculionidae).
Janet C. Ciegler. 2010. Clemson University, Clemson, S.C. 276 pp.
2.Insects and other arthropods that feed on aquatic and wetland plants
Center T.D., Dray F.A., Jubinsky G.P., Grodowitz M.J. 2002. USDA ARS, Technical Bulletin 1870. 200 pp.
3.Biological control: A guide to natural enemies in North America