More info:
Mazza et al (2012) Gonipterus scutellatus s.l. in Montecristo Island (Tuscany): should its first introduction to the Palearctic region be backdated to the 19th century? (Coleoptera Curculionidae).
Boll. Soc. Entomol. Ital., 144: 19-22.

http://sei.pagepress.org/bollettino/article/view/BollettinoSEI.2012.19/6