• Species and lower taxa
• Higher taxa
• Common names

Macoma balthica

Macoma calcarea

Macoma calcaria: – synonym of Macoma calcarea

Macoma californica – synonym of Macoma balthica

Macoma commutata – synonym of Tellina tenuis

Macoma tenera – synonym of Macoma calcarea

Mactra alba – synonym of Abra alba

Mactra boisyi – synonym of Abra alba

Mactra bourguignati – synonym of Mactra stultorum

Mactra candida – synonym of Mactra stultorum

Mactra castanea – synonym of Spisula solida

Mactra cinerea – synonym of Mactra stultorum

Mactra compressa – synonym of Scrobicularia plana

Mactra corallina var. atlantica – synonym of Mactra stultorum

Mactra corallina var. grangeri – synonym of Mactra stultorum

Mactra corallina var. oceanica – synonym of Mactra stultorum

Mactra corallina var. trigona – synonym of Mactra stultorum

Mactra crassatella – synonym of Spisula solida

Mactra deltoides – synonym of Spisula subtruncata

Mactra elliptica – synonym of Spisula elliptica

Mactra euxinica – synonym of Spisula subtruncata

Mactra fasciata – synonym of Mactra stultorum

Mactra gracilis – synonym of Spisula elliptica

Mactra inflata – synonym of Mactra stultorum

Mactra intermedia – synonym of Mactra stultorum

Mactra lactea – synonym of Mactra stultorum

Mactra lactea – synonym of Spisula subtruncata

Mactra listeri – synonym of Scrobicularia plana

Mactra minutissima – synonym of Goodallia triangularis

Mactra ovalis – synonym of Spisula solida

Mactra paulucciae – synonym of Mactra stultorum

Mactra piperata – synonym of Scrobicularia plana

Mactra rufa – synonym of Mactra stultorum

Mactra solida var. conjunctiva – synonym of Spisula solida

Mactra striata – synonym of Spisula solida

Mactra striata – synonym of Spisula subtruncata

Mactra stultorum

Mactra subtruncata – synonym of Spisula solida

Mactra subtruncata var. conemenosi – synonym of Spisula subtruncata

Mactra subtruncata var. inaequalis – synonym of Spisula subtruncata

Mactra subtruncata var. tenuis – synonym of Spisula subtruncata

Mactra subtruncata var. transversa – synonym of Spisula subtruncata

Mactra tenuis – synonym of Abra tenuis

Mactra triangula – synonym of Spisula subtruncata

Mactra triangularis – synonym of Goodallia triangularis

Mactra truncata – synonym of Spisula solida

Mactra vulgaris – synonym of Spisula solida

Mangelia attenuata

Mangelia brachystoma – synonym of Bela brachystoma

Mangelia coarctata

Mangelia costata – synonym of Mangelia coarctata

Mangelia costulata – synonym of Mangelia smithii

Mangelia ginnania – synonym of Bela nebula

Mangelia nebula – synonym of Bela nebula

Mangelia smithii

Mangelia teres – synonym of Teretia teres

Mangeria striolata – synonym of Mangelia attenuata

Mantellum hians: – synonym of Limaria hians

Manzonia crassa

Margarita striata – synonym of Margarites groenlandicus

Margarita sulcata – synonym of Margarites groenlandicus

Margarita umbilicalis – synonym of Margarites groenlandicus

Margarita undulata – synonym of Margarites groenlandicus

Margarites alabaster – synonym of Calliostoma occidentale

Margarites groenlandicus

Margarites helicinus

Margarites striatus – synonym of Margarites groenlandicus

Marginella anglica – synonym of Trivia arctica

Marshallora adversa

Massotia dajerleini – synonym of Alvania lactea

Matharena oxycantha – synonym of Favorinus branchialis

Medoria danmoniensis – synonym of Lacuna crassior

Medoria walkeri – synonym of Lacuna crassior

Megalocranchia megalops – synonym of Teuthowenia megalops

Megastomia conoidea – synonym of Odostomia conoidea

Megastomia conspicua – synonym of Odostomia conspicua

Melanella alba

Melanella lubrica

Melanella monterosatoi

Melania acicula – synonym of Eulimella acicula

Melania cambessedesii – synonym of Eulima glabra

Melania campanellae – synonym of Turbonilla lactea

Melania distorta – synonym of Vitreolina philippi

Melania donovani – synonym of Eulima glabra

Melania scalaris – synonym of Turbonilla jeffreysii

Melania scillae – synonym of Eulimella scillae

Melaraphe neritoides

Melibaea coronata – synonym of Doto coronata

Melibaea fragilis – synonym of Doto fragilis

Melibaea minuta – synonym of Doto fragilis

Menestho diaphana – synonym of Ondina diaphana

Menestho divisa – synonym of Ondina divisa

Menestho dolioformis – synonym of Noemiamea dolioliformis

Mercenaria mercenaria

Mercuria confusa

Microhedyle glandulifera – synonym of Microhedyle lactea

Microhedyle lactea

Miranda cristata – synonym of Ancula gibbosa

Modiolarca subpicta

Modiolarca tumida – synonym of Modiolarca subpicta

Modiolaria adriatica – synonym of Modiolula phaseolina

Modiolaria barbata var. brevis – synonym of Modiolus barbatus

Modiolaria barbata var. brunnea – synonym of Modiolus barbatus

Modiolaria barbata var. curvata – synonym of Modiolus barbatus

Modiolaria barbata var. elongata – synonym of Modiolus barbatus

Modiolaria barbata var. ferruginea – synonym of Modiolus barbatus

Modiolaria barbata var. fusca – synonym of Modiolus barbatus

Modiolaria barbata var. luteola – synonym of Modiolus barbatus

Modiolaria barbata var. major – synonym of Modiolus barbatus

Modiolaria barbata var. rosea – synonym of Modiolus barbatus

Modiolaria barbata var. rubra – synonym of Modiolus barbatus

Modiolaria barbata var. scabra – synonym of Modiolus barbatus

Modiolaria barbata var. subnigra – synonym of Modiolus barbatus

Modiolaria discors – synonym of Musculus costulatus

Modiolaria europea – synonym of Modiolarca subpicta

Modiolaria gibbsii – synonym of Modiolus barbatus

Modiolaria imberbis – synonym of Modiolula phaseolina

Modiolaria laevis – synonym of Modiolula phaseolina

Modiolaria laevis – synonym of Musculus discors

Modiolaria mytiloides – synonym of Modiolus barbatus

Modiolaria nigra – synonym of Musculus niger

Modiolaria ovalis – synonym of Modiolula phaseolina

Modiolaria phaseolina var. brachytera – synonym of Modiolula phaseolina

Modiolaria phaseolina var. lamarckiana – synonym of Modiolula phaseolina

Modiolaria phaseolina var. strangulata – synonym of Modiolula phaseolina

Modiolaria poliana – synonym of Modiolarca subpicta

Modiolaria pterota – synonym of Modiolus barbatus

Modiolaria radiata – synonym of Modiolula phaseolina

Modiolaria substriata – synonym of Musculus discors

Modiolaria tumida – synonym of Modiolarca subpicta

Modiolaria villosa – synonym of Modiolus barbatus

Modiolaria vulgaris – synonym of Modiolus modiolus

Modiolula phaseolina

Modiolus barbatus

Modiolus costulatus – synonym of Musculus costulatus

Modiolus curvirostris – synonym of Modiolus modiolus

Modiolus discrepans – synonym of Modiolarca subpicta

Modiolus modiolus

Modiolus phaseolinus – synonym of Modiolula phaseolina

Modiolus subpictus – synonym of Modiolarca subpicta

Moerella donacina – synonym of Tellina donacina

Moerella pygmaea – synonym of Tellina pygmaea

Monia cladocorae – synonym of Heteranomia squamula

Monia glauca – synonym of Pododesmus squama

Monia patelliformis – synonym of Pododesmus patelliformis

Monia squama – synonym of Pododesmus squama

Monodonta lineata – synonym of Osilinus lineatus

Monodonta lugubris – synonym of Osilinus lineatus

Montacuta bidentata – synonym of Mysella bidentata

Montacuta dawsoni – synonym of Mysella dawsoni

Montacuta ferruginea – synonym of Tellimya ferruginosa

Montacuta ferruginosa – synonym of Tellimya ferruginosa

Montacuta oblonga – synonym of Tellimya ferruginosa

Montacuta ovalis – synonym of Montacuta tenella

Montacuta substriata

Montacuta tenella

Montacuta tumidula – synonym of Mysella tumidula

Montagua caerulea – synonym of Cuthona caerulea

Montagua gouldi – synonym of Cuthona gymnota

Montagua hirsuta – synonym of Cuthona nana

Montagua viridis – synonym of Cuthona viridis

Murex acuminatus – synonym of Bittium reticulatum

Murex adversus – synonym of Cheirodonta pallescens

Murex adversus – synonym of Marshallora adversa

Murex antiquus – synonym of Neptunea antiqua

Murex attenuatus – synonym of Mangelia attenuata

Murex bamffius – synonym of Trophon clathratus

Murex bicristatus – synonym of Ocenebra erinacea

Murex caliginosus – synonym of Ocenebra erinacea

Murex caudiculus – synonym of Raphitoma leufroyi

Murex cingulifer – synonym of Ocenebra erinacea

Murex clathratus – synonym of Trophon clathratus

Murex cogner – synonym of Ocenebra erinacea

Murex elegans – synonym of Raphitoma linearis

Murex emarginatus – synonym of Comarmondia gracilis

Murex erinaceus – synonym of Ocenebra erinacea

Murex erinaceus var. amirra – synonym of Ocenebra erinacea

Murex erinaceus var. candida – synonym of Ocenebra erinacea

Murex erinaceus var. depauperata – synonym of Ocenebra erinacea

Murex erinaceus var. fasciata – synonym of Ocenebra erinacea

Murex erinaceus var. fusca – synonym of Ocenebra erinacea

Murex erinaceus var. melanostoma – synonym of Ocenebra erinacea

Murex erinaceus var. piroteca – synonym of Ocenebra erinacea

Murex erinaceus var. sculpta – synonym of Ocenebra erinacea

Murex gracilis – synonym of Aporrhais pespelecani

Murex gracilis – synonym of Comarmondia gracilis

Murex gyrinoides – synonym of Charonia lampas

Murex imbricatus – synonym of Ocenebra erinacea

Murex islandicus – synonym of Colus islandicus

Murex lampas – synonym of Charonia lampas

Murex linearis – synonym of Raphitoma linearis

Murex muricatus – synonym of Trophon muricatus

Murex nebula – synonym of Bela nebula

Murex nerei – synonym of Charonia lampas

Murex oblongus – synonym of Comarmondia gracilis

Murex orbignianus – synonym of Ocenebra erinacea

Murex purpureus – synonym of Raphitoma purpurea

Murex rufus – synonym of Oenopota rufa

Murex scaber – synonym of Bittium reticulatum

Murex sculptus – synonym of Trophon muricatus

Murex sowerbyi – synonym of Ocenebra erinacea

Murex subcarinatus – synonym of Ocenebra erinacea

Murex tarentinus – synonym of Ocenebra erinacea

Murex torosus – synonym of Ocenebra erinacea

Murex triquetrus – synonym of Ocenebra erinacea

Murex tritonis – synonym of Charonia lampas

Murex tubercularis – synonym of Cerithiopsis tubercularis

Murex turricula – synonym of Oenopota turricula

Murex ungulatus – synonym of Ocenebra erinacea

Musculus costulatus

Musculus discors

Musculus filatovae – synonym of Musculus discors

Musculus marmoratus – synonym of Modiolarca subpicta

Musculus niger

Mya arctica – synonym of Hiatella arctica

Mya arenaria

Mya arenaria var. ovata – synonym of Mya arenaria

Mya bidentata – synonym of Mysella bidentata

Mya binghami var. elongata – synonym of Sphenia binghami

Mya byssifera – synonym of Hiatella arctica

Mya convexa – synonym of Thracia convexa

Mya declivis – synonym of Thracia papyracea

Mya distorta – synonym of Thracia distorta

Mya elongata – synonym of Mya arenaria

Mya ferruginea – synonym of Tellimya ferruginosa

Mya ferruginosa – synonym of Tellimya ferruginosa

Mya gaditana – synonym of Scrobicularia plana

Mya hispanica – synonym of Scrobicularia plana

Mya inaequivalvis – synonym of Corbula gibba

Mya lutraria – synonym of Lutraria lutraria

Mya nitida – synonym of Abra nitida

Mya norvegica – synonym of Panomya arctica

Mya norwegica – synonym of Lyonsia norwegica

Mya orbiculata – synonym of Scrobicularia plana

Mya ovalis – synonym of Mya truncata

Mya praetenuis – synonym of Cochlodesma praetenue

Mya pseudoarenaria – synonym of Mya arenaria

Mya purpurea – synonym of Turtonia minuta

Mya rostrata – synonym of Cuspidaria rostrata

Mya striata – synonym of Lyonsia norwegica

Mya suborbicularis – synonym of Kellia suborbicularis

Mya truncata

Mya uddevalensis – synonym of Mya truncata

Myatella montagui – synonym of Lyonsia norwegica

Myrina simpsoni – synonym of Idas simpsoni

Myrtea spinifera

Myrtea spinosa – synonym of Myrtea spinifera

Mysella bidentata

Mysella dawsoni

Mysella tumidula

Mysia montagui – synonym of Diplodonta rotundata

Mysia undata

Mytilus abbreviatus – synonym of Mytilus galloprovincialis

Mytilus barbatus – synonym of Modiolus barbatus

Mytilus curtus – synonym of Modiolus modiolus

Mytilus decussatus – synonym of Crenella decussata

Mytilus dilatatus – synonym of Mytilus galloprovincialis

Mytilus discors – synonym of Modiolarca subpicta

Mytilus discors – synonym of Musculus discors

Mytilus discrepans – synonym of Musculus discors

Mytilus edulis

Mytilus flavus – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis

Mytilus galloprovincialis var. eduliformis – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. falcata – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. frequens – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. herculea – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. latissima – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. trepida – synonym of Mytilus galloprovincialis

Mytilus galloprovincialis var. uncinata – synonym of Mytilus galloprovincialis

Mytilus gibbsianus – synonym of Modiolus barbatus

Mytilus glocinus – synonym of Mytilus galloprovincialis

Mytilus hesperianus – synonym of Mytilus galloprovincialis

Mytilus marmoratus – synonym of Modiolarca subpicta

Mytilus modiolus – synonym of Modiolus modiolus

Mytilus pelecinus – synonym of Mytilus galloprovincialis

Mytilus petasunculinus – synonym of Mytilus galloprovincialis

Mytilus praecisus – synonym of Hiatella arctica

Mytilus retusus var. acrocyrta – synonym of Mytilus galloprovincialis

Mytilus sagittatus – synonym of Mytilus galloprovincialis

Mytilus succineus – synonym of Mytilus galloprovincialis

Mytilus trigonus – synonym of Mytilus galloprovincialis

Mytilus umbilicatus – synonym of Modiolus modiolus

Mytilus zonarius – synonym of Mytilus galloprovincialis

Myzonemia banyulensis – synonym of Nematomenia banyulensis