- Argentina
- Tierra del Fuego: Mischis, 2007
- Australia
- Abbott, 1981
- Belgium
- Hlava and Kopecky, 2013; Muys, 2013
- Canada
- Reynolds, 1995; Quebec: Lesage and Swert, 1978; Reynolds and Reynolds, 1992
- Denmark
- Blakemore, 2007
- Estonia
- Ivask et al., 2006
- Finland
- Blakemore, 2007
- France
- Bouche, 1972
- Iceland
- Backlund, 1949; Blakemore, 2007b; Sigurdsson and Gudleifsson, 2013
- New Zealand
- Lee, 1959
- Norway
- Bakken et al., 2006; Blakemore, 2007; Pommeresche et al., 2009b.
- Russia
- Perel, 1979; Perel-Vsevolodova, 1997; Blakemore, 2007c
- Serbia
- Milutinovic, 2010
- Sweden
- Blakemore, 2007
- The Netherlands
- Hoogerkamp et al., 1983
- United Kingdom
- Sims and Gerard, 1999; Scotland: Carpenter, 2011
- United States
- Reynolds, 1995; Alaska: Bowser et al., 2013
- Uruguay
- Grosso and Brown, 2007
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Data are not exhaustive. The database is permanently a work in progress.