Bittium cinereoflavum Mörch, 1876 accepted as
Cerithiopsis cinereoflava (Mörch, 1876) (original description)
Bittium galactis Mörch, 1876 (original description)
Cerithidea minor Mörch, 1876 accepted as
Cerithideopsis costata (da Costa, 1778) (original description)
Cerithidea pupoidea Mörch, 1876 accepted as
Cerithideopsis costata (da Costa, 1778) (original description)
Cerithium (Bittium) oryza Mörch, 1876 accepted as
Ittibittium oryza (Mörch, 1876) (original description)
Cerithium (Vertagus) stercusmuscarum Mörch, 1876 accepted as
Cerithium muscarum Say, 1832 (original description)
Cerithium (Vertagus) stercusmuscarum var. minor Mörch, 1876 accepted as
Cerithium muscarum Say, 1832 (original description)
Cerithium alabastrulum Mörch, 1876 accepted as
Cerithiopsis alabastrula (Mörch, 1876) (original description)
Cerithium alabastrum Mörch, 1876 accepted as
Cerithium lutosum Menke, 1828 (original description)
Cerithium antillarum Mörch, 1876 accepted as
Cerithium atratum (Born, 1778) (original description)
Cerithium atratum var. tenuis Mörch, 1876 accepted as
Cerithium atratum (Born, 1778) (original description)
Cerithium eburneum f. minor Mörch, 1876 accepted as
Cerithium eburneum Bruguière, 1792 (original description)
Cerithium floridanum Mörch, 1876 accepted as
Cerithium atratum (Born, 1778) (original description)
Cerithium rawsoni Mörch, 1876 (original description)
Cerithium sagrae var. pallida Mörch, 1876 accepted as
Cerithium lutosum Menke, 1828 (original description)
Cerithium versicolor var. grisea Mörch, 1876 accepted as
Cerithium lutosum Menke, 1828 (original description)
Cingulina carinata Mörch, 1876 accepted as
Pyramidelloides carinatus (Mörch, 1876) (original description)
Littorina (Littorinopsis) Mörch, 1876 accepted as
Littoraria (Littorinopsis) Mörch, 1876 accepted as
Littoraria Gray, 1833 (original description)
Littorina (Melarhaphe) floccosa Mörch, 1876 accepted as
Echinolittorina interrupta (R. A. Philippi, 1847) (original description)
Littorina angustior Mörch, 1876 accepted as
Echinolittorina angustior (Mörch, 1876) (original description)
Littorina floccosa glaucocincta Mörch, 1876 accepted as
Echinolittorina jamaicensis (C. B. Adams, 1850) (original description)
Littorina riisei Mörch, 1876 accepted as
Echinolittorina jamaicensis (C. B. Adams, 1850) (original description)
Modulus canaliculatus Mörch, 1876 accepted as
Modulus modulus (Linnaeus, 1758) (original description)
Modulus convexior Mörch, 1876 accepted as
Modulus modulus (Linnaeus, 1758) (original description)
Modulus krebsii Mörch, 1876 accepted as
Modulus modulus (Linnaeus, 1758) (original description)
Modulus pisum Mörch, 1876 accepted as
Modulus modulus (Linnaeus, 1758) (original description)
Planaxis nucleola Mörch, 1876 accepted as
Supplanaxis nucleus (Bruguière, 1789) (original description)
Pyrazus (Lampanella) Mörch, 1876 accepted as
Lampanella Mörch, 1876 (original description)
Rissoa emaciata Mörch, 1876 accepted as
Alvania emaciata (Mörch, 1876) (original description)
Rissoa gradatula Mörch, 1876 accepted as
Mumiola gradatula (Mörch, 1876) (original description)
Rissoina (Phosinella) Mörch, 1876 accepted as
Phosinella Mörch, 1876 (original description)
Rissoina (Zebina) vitrinella Mörch, 1876 accepted as
Zebina vitrinella (Mörch, 1876) (original description)
Rissoina (Zebinella) Mörch, 1876 accepted as
Zebinella Mörch, 1876 (original description)
Rissoina cancellata var. elongata Mörch, 1876 accepted as
Rissoina cancellata R. A. Philippi, 1847 accepted as
Phosinella cancellata (R. A. Philippi, 1847) (original description)
Rissoina krebsii Mörch, 1876 (original description)
Rissoina sigmifer Mörch, 1876 accepted as
Zebinella sigmifer (Mörch, 1876) (original description)
Turritella (Torcula) exoleta var. gracilior Mörch, 1876 accepted as
Turritella exoleta (Linnaeus, 1758) (original description)
Zebinella Mörch, 1876 (original description)
Antilles for
Cerithidea pupoidea Mörch, 1876
Barbados for
Cerithium rawsoni Mörch, 1876
Bermudian Exclusive Economic Zone for
Modulus pisum Mörch, 1876
Caribbean Province for
Cerithium (Bittium) oryza Mörch, 1876
Caribbean Province for
Cerithium alabastrulum Mörch, 1876
Cuban Exclusive Economic Zone for
Cerithidea minor Mörch, 1876
Cuban Exclusive Economic Zone for
Littorina angustior Mörch, 1876
Lesser Antilles for
Modulus krebsii Mörch, 1876
Lesser Antilles for
Modulus pisum Mörch, 1876
Saint Croix for
Planaxis nucleola Mörch, 1876
Saint Thomas for
Cerithium alabastrum Mörch, 1876
Virgin Islands for
Modulus convexior Mörch, 1876
West Indies for
Modulus canaliculatus Mörch, 1876