pt.  1909  Eumorphoceras bisulcatum Girty: 68, pl.11 fig.16-16b.
pt.  1948  Eumorphoceras bisulcatum.-Cloud & Barnes: 53, pl.44 fig.33-35.
pt.  1948  Eumorphoceras bisulcatum.-Miller & Youngquist: 662,  pl.100 fig.9-17.
pt.  1949  Eumorphoceras bisulcatum.-Youngquist: 299, pl.58 fig. 4.
      1956  Eumorphoceras girtyi Elias: 130, pl.6 fig.7.
      2000  Eumorphoceras girtyi.-Titus: 19, text-fig.17, pl.2 fig.1-3, 19-35.
      2001  Eumorphoceras girtyi.-Titus & Manger: 4, fig.3.


[Titus, 2000, p.20: Very close to Eumorphoceras kullmanni, regarded as junior synonym of E. girtyi].
  
Fig. see TAX2699 D (cross-section).