1908 Tornoceras Kochi Wedekind, p.580 pl.40 fig.3.
1913 Tornoceras Kochi.-Frech, p.18.
1914 Tornoceras kochi.-Perna, p.46 pl.2 fig.4.
---- Tornoceras dorsatum var. curvata.-Perna, p.45 (pt.), textfig.41d.
1918 Pseudoclymenia Kochi.-Wedekind, p.138 textfig. 43d.
1922 Pernoceras kochi.-Schindewolf, p.198.
1959 Tornoceras (Protornoceras) kochi.-Petter, p.204.
1962 Protornoceras kochi.-Bogoslovsky, pl.13 fig.2.
1971 Protornoceras kochi.-Bogoslovsky, p.49, pl.1 fig.5-7.
2002 Pernoceras kochi.-Korn & Klug: 165, Fig.150 E.

Fig. see TAX1904 A,B (from Bogoslovsky, 1971, fig.5).