1957  Eogonioloboceras (Atratoceras) Librovich: 249.        
     1960  Eogonioloboceras (Atratoceras).- Ruzhencev: 208.    
     1962  Eogonioloboceras (Atratoceras).- Osnovy: 371.

Type species: Gonioloboceras (Milleroceras) atratum
Librovich,1940, p.183 [OD].

Atratoceras has been erected for forms with constrictions and
less expressed angularity of lobes].