On some new reports on the spider fauna of Italy and Sicily (Arachnida Araneae)

New spiders (Arachnida Araneae) from Sicily (Italy) are reported, some new for Italy, in this paper. Particularly, twelve genera and sixteen new species are examined: Agelena orientalis C.L. Koch, 1837; Cyclosa algerica Simon, 1885; Larinia lineata (Lucas, 1846); Argenna patula (Simon, 1874), Lathys arabs Simon, 1910, Marilynia bicolor (Simon, 1870), Canariphantes zonatus (Simon, 1884), Cresmatoneta mutinensis (Canestrini, 1868), Diplocephalus graecus (O. Pickard-Cambridge, 1873), Lepthyphantes leprosus (Ohlert, 1865), Ostearius melanopygius (O. Pickard-Cambridge, 1880), Pelecopsis bucephala (O. Pickard-Cambridge, 1875), Pelecopsis inedita (O. Pickard-Cambridge, 1875), Lasaeola convexa (Blackwall, 1870), Neottiura uncinata (Lucas, 1846) and Ruborridion musivum (Simon, 1873). Additional biological and taxonomic notes are also provided.