1873 Goniatites umbilicatus var. Nehdensis Kayser, p.625,
pl.19 fig.4.
1913 Goniatites umbilicatus var.nehdensis.-Frech, p.30.
1914 Oma-monomeroceras (Cheiloceras) nehdense.-Sobolev,
p.53, pl.8 fig.3-5, textfig.79.
1918 Cheiloceras (Torleyoceras) Nehdense.-Wedekind, p.146.
1923 Cheiloceras (Torleyoceras) globosum var. nehdensis,
Schindewolf, p.325.
1959 Cheiloceras (Torleyoceras) cf.globosum.-Petter,p.236.
1959 Cheiloceras (Torleyoceras) cf.umbilicatum.-Petter, pl.
17 fig.22,22a.
cf. 1971 Paratorleyoceras nehdense.-Bogoslovsky, p.125, pl.7
fig.10.
1974 Cheiloceras (Torleyoceras) nehdense.-Jux & Krath, p.
154, pl.19 fig.13, textfig.10m.
1984 Paratorleyoceras nehdense.-Becker, p.113, pl.8 fig.10.
1993 Paratorleyoceras nehdense.-Becker: 290, pl.22
fig.8-11,14-15, textfig.93e.