1915  Propinacoceras simile.-Haniel: 36.
non1933  Propinacoceras sp.ind..-Treat: 34, pl.3 fig.6,6a.
non1936  Propinacoceras sp..-Besairie: 106, pl.4 fig.10.
     1944  Propinacoceras sp..-Miller: 83, pl.22 fig.5,6, textfig.6.
     1970  Propinacoceras sp..-Spinosa, Furnish & Glenister: 731.
     1970  Propinacoceras ? sp..-Furnish & Glenister: 156.
     1976  Propinacoceras hidium Ruzhentsev: 39, pl.2 fig.1,2.
     1979  Propinacoceras sp..-Wardlaw, Furnish & Nestell: 113.
     1988  Difuntites hidius.-Glenister & Furnish: 58, textfig.1H,11,2A-D.

Fig. see Fig.4314 A-D (sutures).