A peer-reviewed open-access journal ZooKeys 155: Pachybrachis51–60 (2011) sassii, a new species from the Mediterranean Giglio Island (Italy)... 51 doi: 10.3897/zookeys.155.1951 RESEARCH ARTICLE www.zookeys.org Launched to accelerate biodiversity research Pachybrachis sassii, a new species from the Mediterranean Giglio Island (Italy) (Coleoptera, Chrysomelidae, Cryptocephalinae) Matteo Montagna1,2,† 1 DIPAV, Sezione di Patologia Generale e Parassitologia, Facoltà di Medicina Veterinaria, Università degli Studi di Milano, Italy 2 DIPSA, Dipartimento di Protezione dei Sistemi Agroalimentare e Urbano e Valoriz- zazione della Biodiversità, Facoltà di Agraria Università degli Studi di Milano, Italy † urn:lsid:zoobank.org:author:15F6D023-98CA-4F12-9895-99E60A55FBD6 Corresponding author: Matteo Montagna (
[email protected]) Academic editor: A. Konstantinov | Received 23 August 2011 | Accepted 8 December 2011 | Published 15 December 2011 urn:lsid:zoobank.org:pub:7C527A2D-52FB-4C8C-84E9-60AC63EC8498 Citation: Montagna M (2011) Pachybrachis sassii, a new species from the Mediterranean Giglio Island (Italy) (Coleoptera, Chrysomelidae, Cryptocephalinae). ZooKeys 155: 51–60. doi: 10.3897/zookeys.155.1951 Abstract Pachybrachis sassii, new species is described from Giglio Island, of the Tuscan Archipelago (Italy). The new species belongs to the nominotypical subgenus and is closely related to P. salfiiBurlini, 1957, from which it differs in the shape of the median lobe of the aedeagus and in the pattern of the yellow raised spots on the elytra and pronotum. Ecological observations are made. The neotype of P. salfii from Colloreto, Monte Pollino (Italy) is designated. Keywords Entomology, taxonomy, Coleoptera, Chrysomelidae, Cryptocephalinae, Pachybrachini, Tuscan Archi- pelago, neotype Introduction The genus Pachybrachis Dejean, 1836 belongs to the subfamily Cryptocephalinae (Co- leoptera, Chrysomelidae) and according to the color of the prothorax and elytra is sub- divided into two subgenera: Pachybrachis sensu stricto (hereafter s.