Cyclostrema catenoides Monterosato, 1877 accepted as Skenea catenoides (Monterosato, 1877) (original description)
Haliotis lamellosa var. secernenda Monterosato, 1877 accepted as Haliotis mykonosensis Owen, Hanavan & Hall, 2001 accepted as Haliotis tuberculata tuberculata Linnaeus, 1758 (original description)
Homalogyra atomus var. fasciata Monterosato, 1877 accepted as Omalogyra atomus (R. A. Philippi, 1841) (original description)
Rissoa contorta var. intorta Monterosato, 1877 accepted as Nodulus contortus (Jeffreys, 1856) (original description)
Scalaria commutata Monterosato, 1877 accepted as Gyroscala commutata (Monterosato, 1877) (original description)
Scalaria pseudoscalaris (Brocchi, 1814) sensu R. A. Philippi, 1836 accepted as Gyroscala commutata (Monterosato, 1877) (source of synonymy)
Turritella turbona Monterosato, 1877 (original description)