2000  Eosyngastrioceras inexpectans Titus: 41, text-fig.34,  pl.12 fig.5-19.
     2001  Eosyngastrioceras inexpectans.-Titus & Manger: 18, figs. 4.12-4.14, 11.1-11.3, 12.1, 12.4.

[Holotype: SUI 93576]

See Figure TAX6565 A-C (sutures), D (cross-section].