- Algeria
- Omodeo and Rota, 1991; Baha, 1997; Omodeo et al., 2003
- Canary Islands
- Talavera, 2007
- Cyprus
- Pavlicek and Csuzdi, 2006b
- France
- Omodeo and Rota, 1991
- Germany
- Lehmitz et al., 2014
- Greece
- Omodeo and Rota, 1991
- Israel
- Csuzdi and Pavlicek, 2002; Szederjesi et al., 2013
- Italy
- Paoletti, 1988; Omodeo and Rota, 1991
- Morocco
- Omodeo et al., 2003
- Portugal
- Trigo et al., 1988
- Spain
- Diaz Cosin et al., 1986; Omodeo and Rota, 1991; Diaz Cosin et al., 1992; Perez Onteniente and Rodriguez Babio, 2009
- Switzerland
- Suter and Cuendet, 1994
- Tunisia
- Omodeo and Rota, 1991
- Turkey
- Omodeo and Rota, 1991; Csuzdi et al., 2006, 2007
- United Kingdom
- Omodeo and Rota, 1991; Sims and Gerard, 1999
- United States
- Michigan: Omodeo and Rota, 1991; Tennessee: Omodeo and Rota, 1991
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Data are not exhaustive. The database is permanently a work in progress.