A comprehensive treaty of a weevil genus endemic to Macaronesia, with 264 species and subspecies segregated in 24 subgenera. History, analomy, biology, ecology, taxonomic review, phylogeny and evolution ares duly treated, with stack-phoographs of all species and drawins of internal features. Hardcover, 681 pages, ‎4 x 23 x 30 cm, 3.25 Kg