Aspidosiphon (Aspidosiphon) gracilis schnehageni (Fischer, 1913): 99–100, pl. 30, figs 4–6, as Aspidosiphon schnehageni;

type locality: Chile, in shell of Epitonium Röding, 1798 . — Dean 2001: 89 (Gulf of Nicoya, Costa Rica, muddy sand). Questionable record in the TEP.