1964  Delepinoceras californicum Gordon: A19, text-figs.
           9A-C, pl.2 fig.10, 15-22.
     1974  Delepinoceras bressoni.-Pitinova: 32, text-fig.4a, pl.3 fig.5-7 (fide Titus, 2000, p.23).
     1981  Delepinoceras eothalassoide.-Ruan: 180 [=
           Delepinoceras californicum].
     2000  Delepinoceras californicum.-Titus: 24, text-fig.21.2, pl.4 fig.14.

[Holotype: USNM 120622].

[Titus' diagnosis (2000,p.24): D. with a trifid ventral lobe where D = 50, with the further condition that the lateral lobes remain undivided throughout all lateer ontogenetic stages. Mature sutural formula [Russ.]: (V1.3V1.1V1.2V1.2V.1.1V1.3) LU:ID.

Fig. see TAX2943 2 (suture).