• Heliacus borealis (A. E. Verrill & S. Smith, 1880) accepted as Solatisonax borealis (A. E. Verrill & S. Smith, 1880)
• Omalogyra atomus (R. A. Philippi, 1841)
• Pseudomalaxis zanclaeus (R. A. Philippi, 1844)
• Pseudomalaxis zanclaeus zanclaeus (R. A. Philippi, 1844) represented as Pseudomalaxis zanclaeus (R. A. Philippi, 1844)
• Pseudomalaxis zancleus (sic) accepted as Pseudomalaxis zanclaeus (R. A. Philippi, 1844)
• Solatisonax borealis (A. E. Verrill & S. Smith, 1880)
• Turritellopsis acicula (W. Stimpson, 1851) accepted as Turritellopsis stimpsoni Dall, 1919
• Turritellopsis stimpsoni Dall, 1919
• Valvata sincera Say, 1824
• Valvata tricarinata (Say, 1817)