List of the studied authors
Campaner, 1978 (p.872, Descr.F, figs.F, juv.V); Björnberg & al., 1981 (p.605, 632, figs.F); Alvarez, 1986 (p.875, fig.F, Rem.); Markhaseva, 1996 (p.237, figs.F); Bradford-Grieve & al., 1999 (p.879, 922, figs.F); Markhaseva & Renz, 2019 (p.213, p.215: Table 1).