Dorsal, lateral, and front views of 39, 42, 45 Ctonoxylon camerunum female 40, 43, 46 Ctonoxylon cornutum female holotype, and 41, 44, 47 Ctonoxylon torquatum sp. nov. female holotype.

 
 
  Part of: Jordal BH (2024) An integrated taxonomic revision of Ctonoxylon (Coleoptera, Curculionidae, Scolytinae) reveals new Malagasy species originating from multiple recent colonisations of the island. ZooKeys 1203: 95-130. https://doi.org/10.3897/zookeys.1203.123757