Conotrachelus (genus)

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Plum curculio, Conotrachelus nenuphar
Source: Wikipedia - USDA

Conotrachelus Dejean, 1835

This is a very large genus of weevils which contains more than 1,000 species. They are found in the Americas and feed on various plant tissues ranging from roots, over leaves, to fruits, nuts and acrons. The genus can be recognized by several morphological characters like a groove on the prosternum and the shape of the head and antennae.

Several species are important pests of fruit and nut trees like the plum curculio in North America and the guava weevil in South America. The larvae infest the developing fruits and nuts which fall to the ground. The mature larvae then leave their breeding site and pupate in the soil.


Currently, the following species have been entered into the system: