Bivonia triquetra var. spirorbis Coen, 1937 (basis of record)
Bivonia triquetra var. spirorbis Coen, 1937 (original description)
Bolinus brandaris var. bifida Coen, 1937 accepted as Bolinus brandaris (Linnaeus, 1758) (original description)
Clathrus rubeolus (G. Coen, 1937) accepted as Epitonium clathrus (Linnaeus, 1758) (original description)
Engina (Enginella) bicolor var. diversicolor Coen, 1937 accepted as Enginella leucozona (R. A. Philippi, 1844) (original description)
Engina bicolor var. diversicolor Coen, 1937 accepted as Enginella leucozona (R. A. Philippi, 1844) (basis of record)
Forskalia (Magoforskalia) magus var. vulcanica Coen, 1937 accepted as Gibbula magus (Linnaeus, 1758) (original description)
Forskalia fanulum (Gmelin, 1791) accepted as Gibbula fanulum (Gmelin, 1791) (basis of record)
Forskalia fanulum var. rubropicta Coen, 1937 accepted as Gibbula fanulum (Gmelin, 1791) (original description)
Gibbula (Adriaria) biasolettii var. purpurea Coen, 1937 accepted as Steromphala albida (Gmelin, 1791) (original description)
Gibbula (Adriaria) biasolettii var. thiara Coen, 1937 accepted as Steromphala albida (Gmelin, 1791) (original description)
Gibbula (Gibbulastra) divaricata var. scalaris Coen, 1937 accepted as Steromphala divaricata (Linnaeus, 1758) (original description)
Gibbula (Gibbulastra) specialis Coen, 1937 accepted as Steromphala divaricata (Linnaeus, 1758) (original description)
Gibbula (Phorculus) delicata Coen, 1937 accepted as Steromphala leucophaea (R. A. Philippi, 1836) (original description)
Gibbula (Phorculus) philberti var. bicarinata Coen, 1937 accepted as Gibbula philberti (Récluz, 1843) (original description)
Gibbula specialis Coen, 1937 accepted as Gibbula divaricata (Linnaeus, 1758) accepted as Steromphala divaricata (Linnaeus, 1758) (original description)
Gibbula thiara Coen, 1937 accepted as Gibbula albida (Gmelin, 1791) accepted as Steromphala albida (Gmelin, 1791) (original description)
Hima (Telasco) costulata var. candida Coen, 1937 accepted as Tritia cuvierii (Payraudeau, 1826) accepted as Tritia corrugata (Brocchi, 1814) (original description)
Jujubinus goniobasis Coen, 1937 accepted as Jujubinus striatus (Linnaeus, 1758) (original description)
Muricopsis blainvillei var. spinulosa Coen, 1937 accepted as Muricopsis cristata (Brocchi, 1814) (original description)
Osilinus mutabilis (R. A. Philippi, 1851) accepted as Phorcus mutabilis (R. A. Philippi, 1851) (basis of record)
Osilinus mutabilis var. acutidens Coen, 1937 accepted as Phorcus mutabilis (R. A. Philippi, 1851) (original description)
Scala (Clathrus) communis var. amabilis G. Coen, 1937 accepted as Epitonium clathrus (Linnaeus, 1758) (original description)
Scala (Clathrus) communis var. planciana G. Coen, 1937 accepted as Epitonium clathrus (Linnaeus, 1758) (original description)
Scala (Clathrus) communis var. rubeola Coen, 1937 accepted as Epitonium clathrus (Linnaeus, 1758) (original description)
Trivia dalmatica Coen, 1937 accepted as Trivia multilirata (G. B. Sowerby II, 1870) (original description)
Trivia mediterranea adriatica Coen, 1937 accepted as Trivia multilirata (G. B. Sowerby II, 1870) (original description)

Adriatic Sea for Turritella communis Risso, 1826