Hofsteniola pardii Papi, 1957 | Dec 28, 1950 | 2-3 m | fine sand, mud rich in detritus | collected by Prof. L. Pardi. |
Calviria solaris Martens & Curini-Galletti, 1993 | Jan 1991 | | medium-coarse sand | beach near Cantieri Orlando, about 20 cm deep. |
Pseudomonocelis ophiocephala (Schmidt, 1861) | Apr 1984 | | | Italian coast at the Tyrrhenin Sea: Naples (Papi, pers. comm.); San Rossore near Pisa; Leghorn, small isolated beach near the Academia; Elba, on an isolated beach of a marine lake. |
Stylochus alexandrinus Steinböck, 1937 | Aug 1971 | | | Coast near Livorno: Trotta, 2 specimens. |
Otoplana proxima Lanfranchi & Melai, 2010 | 2010 or earlier | | | Marina di Bibbona (Livorno) |
Pseudomonocelis ophiocephala (Schmidt, 1861) | Jul 1996 | | medium-coarse sand | Livorno harbour |
Postbursoplana donoraticensis Meini, 2015 | 2015 or earlier | | | Marina di Donoratico, sandy shores at low water mark |