Rhinocyllus

Rhinocyllus is a small genus of true weevil, with 4 species described. The host plants of this genus are thistles in the subtribe Carduinae. Its sister group is Bangasternus.

The most well-known species is R. conicus which is a controversial agent of biological pest control which has been used against noxious thistles in the genera Carduus, Cirsium, Onopordum, and Silybum.

Species

 * Rhinocyllus alpinus Gültekin, Diotti & Caldara, 2019
 * Rhinocyllus conicus (Frölich, 1792)
 * Rhinocyllus oblongus Capiomont, 1873
 * Rhinocyllus turkestanicus Desbrochers des Loges, 1900