List of the studied authors
Hardy & Gunther, 1935 (1936) (p.163, Rem.);Sewell, 1948 (p.570, 574); Bradford & al., 1983 (p.71); Hopkins, 1985 (p.197, Table 1, gut contents); Razouls, 1994 (p.110, figs.F); Ohtsuka & al., 1998 (p.785); Razouls & al., 2000 (p.343, tab. 2, 5, Appendix); Bradford-Grieve, 2004 (p.284)