1957  Entogoniatites borealis Gordon: 53, pl.6 fig.34-40, textfig.24A,B.
     1958  Entogonites borealis.-Miller & Furnish: 256, textfig.I.
     1997  Entogonites borealis.-Titus & Riley: 19 [teste Titus & Riley: E. borealis most probably synonymous with E. nasutus].