Genome sequencing reveals extraordinary cephalic horns in the Madagascan dung beetle genus Helictopleurus (Coleoptera, Scarabaeinae): insight from a revision of fungicola species group Author Rossini, Michele https://orcid.org/0000-0002-1938-6105 Finnish Museum of Natural History (LUOMUS), University of Helsinki, Pohjoinen Rautatiekatu 13, Helsinki, 00014, Finland micros.naturae@gmail.com Author Montreuil, Olivier UMR 7179 MNHN / CNRS, MECADEV, Museum National d'Histoire Naturelle, Entomologie, CP 50, 45 rue Buffon, 75231 Paris cedex 05, France Author Grebennikov, Vasily 960 Carling Avenue, Ottawa, ON, K 1 A 0 C 6, Canada Author Tarasov, Sergei Finnish Museum of Natural History (LUOMUS), University of Helsinki, Pohjoinen Rautatiekatu 13, Helsinki, 00014, Finland text ZooKeys 2021 2021-04-22 1033 63 79 http://dx.doi.org/10.3897/zookeys.1033.63527 journal article http://dx.doi.org/10.3897/zookeys.1033.63527 1313-2970-1033-63 9B498F22011A4F0FBD29EA91972345B5 79C41B93A3C654C085696524DE1475CA Helictopleurus viettei Paulian & Cambefort, 1984 Figure 3A-E Helictopleurus viettei Paulian & Cambefort 1984: 113; Montreuil 2005a : 133. Type material examined. Holotype , female: "Madagascar Ouest, reserve speciale du Zombitsy, Est de Sakaraha, matsabory, 640m, 13.II.1974, P. viette et A. Peyrieras / Holotype Helictopleurus viettei n. sp. R. Paulian et Y. Cambefort det. 1984 / HOLOTYPE" (MNHN). Paratype , female: same data as holotype, except the collection date: "7-10.II.1974" (MNHN). Distribution. Only known from south-western Madagascar (Atsimo-Andrefana region).