Halopsyche gaudichaudi – synonym of Hydromyles globulosa
Halopsyche gaudichaudii – synonym of Hydromyles globulosa
Halopsyche globulosa – synonym of Hydromyles globulosa
Heliconoides inflata – synonym of Limacina inflata
Heliconoides rostralis – synonym of Limacina inflata
Helicophlegma keraudrenii – synonym of Oxygyrus keraudreni
Helix Janthina – synonym of Janthina janthina
Helix Janthina – synonym of Janthina prolongata
Helix johnii – synonym of Recluzia johnii
Herse columnella – synonym of Cuvierina columnella atlantica
Heterofusus bulimoides – synonym of Limacina bulimoides
Heterofusus clathratus – synonym of Peraclis reticulata
Heterofusus trochiformis – synonym of Limacina trochiformis
Hirudinis marina – synonym of Glaucus atlanticus
Hyalaea (Diacria) mucronata – synonym of Diacria major
Hyalaea 3-spinosa var. mucronata? – synonym of Diacria major
Hyalaea aciculata – synonym of Creseis acicula acicula
Hyalaea aculeata – synonym of Diacria rampali
Hyalaea angulata – synonym of Diacavolinia angulosa
Hyalaea australis – synonym of Clio pyramidata antarctica
Hyalaea balantium – synonym of Clio recurva
Hyalaea cuspidata – synonym of Clio cuspidata
Hyalaea ecaudata – synonym of Diacavolinia longirostris
Hyalaea femorata – synonym of Diacavolinia longirostris
Hyalaea fissilabris – synonym of Diacavolinia longirostris
Hyalaea flava – synonym of Cavolinia gibbosa flava
Hyalaea gibbosa – synonym of Cavolinia gibbosa flava
Hyalaea globosa? – synonym of Cavolinia globulosa
Hyalaea globulosa – synonym of Cavolinia globulosa
Hyalaea inermis – synonym of Diacria quadridentata
Hyalaea intermedia – synonym of Diacria quadridentata
Hyalaea laevigata? – synonym of Diacavolinia longirostris
Hyalaea levigata – synonym of Diacavolinia longirostris
Hyalaea longirostra – synonym of Diacavolinia longirostris
Hyalaea longirostris – synonym of Diacavolinia longirostris
Hyalaea longirostris? – synonym of Diacavolinia strangulata
Hyalaea minuta – synonym of Diacria quadridentata
Hyalaea minuta? – synonym of Diacria danae
Hyalaea mucronata – synonym of Diacria major
Hyalaea obtusa? – synonym of Diacavolinia angulosa
Hyalaea quadridentata – synonym of Diacria costata
Hyalaea quadridentata – synonym of Diacria quadridentata
Hyalaea quadridentata var. costata – synonym of Diacria costata
Hyalaea quadrispinosa – synonym of Diacria quadridentata
Hyalaea rotundata – synonym of Cavolinia globulosa
Hyalaea striata – synonym of Hyalocylis striata
Hyalaea subula – synonym of Creseis acicula acicula
Hyalaea subula – synonym of Styliola subula
Hyalaea tricuspidata – synonym of Clio cuspidata
Hyalaea tridentata var. affinis – synonym of Cavolinia tridentata affinis
Hyalaea trispiniosa – synonym of Diacria rampali
Hyalaea trispinosa – synonym of Diacria major
Hyalaea trispinosa – synonym of Diacria trispinosa atlantica
Hyalaea trispinosa var. – synonym of Diacria major
Hyalaea trispinosa var. major – synonym of Diacria major
Hyalea affinis – synonym of Cavolinia tridentata affinis
Hyalea costata – synonym of Diacria costata
Hyalea cuspidata – synonym of Clio cuspidata
Hyalea flava – synonym of Cavolinia gibbosa flava
Hyalea gibbosa – synonym of Cavolinia gibbosa flava
Hyalea globulosa – synonym of Cavolinia globulosa
Hyalea imitans – synonym of Cavolinia inflexa imitans
Hyalea laevigata – synonym of Diacavolinia longirostris
Hyalea longirostris – synonym of Diacavolinia longirostris
Hyalea longirostris var. – synonym of Diacavolinia strangulata
Hyalea longispina – synonym of Diacavolinia longirostris
Hyalea mucronata – synonym of Diacria major
Hyalea quadridentata – synonym of Diacria quadridentata
Hyalea quadridentata var. costata – synonym of Diacria costata
Hyalea vaginella – synonym of Cavolinia inflexa imitans
Hyalocylis obtusa – synonym of Hyalocylis striata
Hyalocylis striata – synonym of Creseis chierchiae
Hyalocylis striata – synonym of Hyalocylis striata
Hyalocylix striata – synonym of Hyalocylis striata
Hyaloea cuspidata – synonym of Clio cuspidata
Hyaloea gibbosa – synonym of Cavolinia gibbosa flava
Hydromyles gaudichaudii – synonym of Hydromyles globulosa
Hymenaeolis elegantissima – synonym of Fiona pinnata