Astraea rugosa granuloides F. Nordsieck, 1982 accepted as Anadema macandrewii (Mörch, 1868) (original description)
Ceratia altimirai F. Nordsieck, 1982 accepted as Ceratia proxima (Forbes & Hanley, 1850) (original description)
Gibbula altimirai F. Nordsieck, 1982 accepted as Gibbula nivosa A. Adams, 1853 accepted as Steromphala nivosa (A. Adams, 1853) (original description)
Gibbula aurantia F. Nordsieck, 1975 (redescription)
Gibbula delgadensis F. Nordsieck, 1982 (original description)
Gibbula forskadauri F. Nordsieck, 1982 accepted as Gibbula magus (Linnaeus, 1758) (original description)
Gibbula pseudotumida F. Nordsieck, 1982 accepted as Gibbula racketti (Payraudeau, 1826) accepted as Steromphala racketti (Payraudeau, 1826) (original description)
Gibbula serpa F. Nordsieck, 1982 accepted as Phorcus turbinatus (Born, 1778) (original description)
Gibbula spratti ghisottii F. Nordsieck, 1982 accepted as Steromphala spratti (Forbes, 1844) (original description)
Gibbula tumida lusitanica F. Nordsieck, 1982 accepted as Gibbula tumida (Montagu, 1803) accepted as Steromphala tumida (Montagu, 1803) (original description)
Heliacus canariensis F. Nordsieck, 1982 accepted as Heliacus perrieri (Rochebrune, 1881) accepted as Heliacus (Teretropoma) infundibuliformis perrieri (Rochebrune, 1881) represented as Heliacus infundibuliformis perrieri (Rochebrune, 1881) (original description)
Hinia nitida (Jeffreys, 1867) accepted as Nassarius nitidus (Jeffreys, 1867) accepted as Tritia nitida (Jeffreys, 1867) (basis of record)
Mitra ebenus haifensis F. Nordsieck, 1982 accepted as Vexillum ebenus (Lamarck, 1811) accepted as Pusia ebenus (Lamarck, 1811) (original description)
Rissoella glabra conica F. Nordsieck, 1982 accepted as Rissoella diaphana (Alder, 1848) (original description)
Skenea forbesi F. Nordsieck, 1982 accepted as Dikoleps nitens (R. A. Philippi, 1844) (original description)
Skenea pellucidoides F. Nordsieck, 1982 accepted as Xenoskenea pellucida (Monterosato, 1874) (original description)
Strigatella georgi F. Nordsieck, 1975 accepted as Pusia zebrina (A. d'Orbigny, 1840) (source of synonymy)
Thericium caputornatum F. Nordsieck, 1982 accepted as Cerithium vulgatum Bruguière, 1792 (original description)
Triphora decorata canariensis F. Nordsieck, 1982 accepted as Nototriphora canarica (F. Nordsieck & García-Talavera, 1979) (original description)