Se provee un listado de los géneros y especies de Anisoptera (Insecta: Odonata) depositados en la colección entomológica del Instituto de Ciencias Naturales de la Universidad Nacional de Colombia, sede Bogotá. Esta colección ...

An updated checklist of the Odonata spp. known to occur in Argentina is presented along with distributional information by province. 27 spp. are removed from previous listings, and 32 new records are added, bringing the ...

Potentially toxic metals are among the most common contaminants in waters and their origin may be both natural and anthropogenic. As soon as they come into contact with the aquatic ecosystem, the metals can be transported ...