pars 1957  Acutimitoceras Librovich: 263.
pars 1960  Imitoceras.- Vöhringer: 113.
pars 1960  Prionoceras (Imitoceras).- Kullmann: 68.
pars 1960  Acutimitoceras.- Ruzhentsev: 197.
pars 1962  Acutimitoceras.- Bogoslovskiy, Librovich & Ruzhentsev: 362.
pars 1965  Prionoceras (Imitoceras).- Weyer: 446.
pars 1977  Imitoceras.- Weyer:169.
pars 1981  Acutimitoceras.- Korn: 517.
pars 1984  Acutimitoceras.- Korn:73.
pars 1994  Acutimitoceras.-Korn: 37.
        1996  Acutimitoceras (Stockumites) Becker: 36
        2003  Hasselbachia Korn & Weyer: 95.

Type species: Imitoceras intermedium Schindewolf, 1923, p.333 [OD].

A  Conch form: lenticular to pachycone, venter rounded. Early ontogenetic stages evolute; middle and adult stages with narrow umbilicus.
B  Growth lines mostly fine and linear.
D  Constrictions variable or missing.
G  Suture usually with parallel-sided ventral lobe, deep, relatively narrow.