Liste des auteurs étudiés
Sars, 1920 (p.3); 1925 (p.30, figs.F); Farran & Vervoort, 1951 g (n°39, p.3, figs.F); Tanaka, 1956 c (p.392, figs.F); Damkaer, 1975 (p.42, fig.F); Brodsky & al.,1983 (p.271, figs.F,M, Rem.); Bradford-Grieve, 1994 (p.101, figs.F,M, fig.101); Vives & Shmeleva, 2007 (p.842, figs.F,M, Rem.); Bode & al., 2017 (p.600, Table I, III, fig. 2, 3, 4, morphology vs genetic).