1987  Akiyoshiceras subridens: 28, text-fig.2-8, pl.1 fig.1-3, pl.2 fig.1, 2, pl.3 fig.1-3, pl.4 fig.1, 2.

[Holotype ASM504439; dimorphs W (larger and wider), N (smaller and narrower). Holotype W.]

See Fig. TAX6422 1-5 (sutures).