1914  Oma-monomeroceras (Cheiloceras) rotundum Sobolev: 44, pl.5 fig.8-9, textfig.65.
     1914  Oma-monomeroceras (Cheiloceras) inversum.-Sobolev: 43, pl.5 fig.1,3, textfig.60.
     1914  Oma-monomeroceras (Cheiloceras) postinversum.-Sobolev: 43, pl.5 fig.2, textfig.61.
non1959  Cheiloceras (Cheiloceras) rotundum.-Petter, p.231, pl.17 fig.20, textfig.53H.
?non 1967  Cheiloceras cf. rotundum.-Cogney, p.284(?=und. undulosum).
?non 1968  Cheiloceras cf. rotundum.-Hollard, textfig.3-4( ?= und. undulosum).
?non 1970  Cheiloceras cf. rotundum.-Alberti, p.18 (?= und. undulosum).
     1993  Cheiloceras (Raymondiceras) rotundum.-Becker: 271, pl.19 fig.1-2, textfig.89a,90b.
     2002  Nehdenites rotundus.-Korn & Klug: 174, Fig. 55 E.