''Neochetina'' is a genus of weevils known as water hyacinth weevil which are native to
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...
.
''Neochetina'' feed almost exclusively on the highly vigorous water hyacinth (''
Eichhornia'' spp.). There are at least two species: ''
N. eichhorniae'' or ''mottled water hyacinth weevil'' which gets its name from the plant it feeds on and ''
N. bruchi'' or ''chevroned water hyacinth weevil'' which is characterized by a chevron–shaped marking on its back.
Both weevils have been introduced extensively in countries around the world to help control water hyacinth growth which threatens to choke numerous waterways and lakes worldwide.
References
External links
University of Florida's Biological Control Of Invasive Plants RE: ''Eichhornia crassipes''
{{Taxonbar, from=Q6992108
Brachycerinae
Beetles of South America