On the South African genus Heisonyx (Coleoptera: Curculio-nidae: Entiminae).

Pages 841-860
Acta Entomologica Musei Nationalis Pragae | 2009/49/2

Six new species of the genus Heisonyx Marshall, 1947 from South Africa (H. barclayi sp. nov., H. danielssoni sp. nov., H. fuscus sp. nov., H. giustocaroli sp. nov., H. hexarthrum sp. nov., and H. jelineki sp. nov.) are described, illustrated and keyed. The genus is redescribed and its taxonomic position is briefly discussed. Heisonyx and Lalagetes Schoenherr, 1842 are newly transferred from the Oosomini Lacordaire, 1863 to the Embrithini Marshall, 1942. Male and female genitalia of Heisonyx are studied and illustrated for the first time.

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