1903  Muensteroceras - Smith, p.117 (pars).
     1935  Muensteroceras - George & Ponsford, p.357 (pars).
     1951  Muensteroceras - Miller & Collinson, p.471 (pars).
     1971  Intoceras Kuzina: 39.
     1975  Intoceras.-Kuzina: 25.
     1980  Intoceras.-Kuzina: 74.

Type species: Intoceras uralense Kuzina, 1971, p.40 [OD].

A:   Conch discoidal, small; umbilicus narrow.
B:   Growth lines form broad and moderately deep ventral sinus.
D:   Constrictions may be present.
G:   Ventral lobe at its basis extremely narrow; median saddle low, without incision. Adventitious lobe rounded.

[KUZINA 1980, p.74: Conch not large, pachycone to subdiscoidal.  Whorls completely to very involute, with
rounded ventral side.  Umbilicus very tight to tight.  Sculpture of one- or two folded growth lines.  Ventral
lobe with distinctly parting sides, very thin at the base, with two dull prongs.  Median saddle extremely low.
First outer saddle wide.   Lateral lobe approximately 1.5 times shorter than ventral lobe and rounded at the
base.]   

See Fig.TAX3773 B.