| macandrewi, Amoria |
macandrewi, Cypraea |
macandrewi, Morum |
| macgillivrayi, Murex |
macginnorum, Scaphella |
macgintyi, Murexiella |
| macleani, Marginella |
*macromphalus, Nautilus |
macroptera, Pteropurpura |
| macrospira, Fusiaphera |
macrostoma, Parametaria |
mactanensis, Favartia |
| mactanensis, Murexiella |
*maculata, Amoria |
maculata, Natica |
| *maculata, Terebra |
maculatum, Sinum |
*maculatus, Strombus |
| *maculatus, Trochus |
*maculatus depauperatus, Strombus |
*maculifera, Cypraea |
| maculosa, Colubraria |
maculosa, Crepidula |
maculosa, Pisania |
| maculosa, Strombina |
*maculosa, Tonna |
macumba, Cyphoma |
| macutanica, Latiaxis |
madagascariensis, Cassis |
madagascariensis, Conus |
| madagascariensis spinella, Cassis |
madreporarum, Quoyula |
magellanica, Adelomelon |
| magellanica, Odontocymbiola |
*magellanica, Patinigera |
magellanicum, Epitonium |
| magellanicum, Fusitriton |
*magnifica, Amaea |
magnifica, Cymbiola |
| magnifica, Hindsia |
magnifica, Nassaria |
magnificus, Conus |
| magnificus, Turbo |
magnum, Clinopegma |
*magus, Conus |
| magus, Gibbula |
*magus metcalfii, Conus |
major, Antiplanes |
| major, Columbella |
*major, Harpa |
makiyamai, Episiphon |
| malacanus, Conus |
maldivus, Conus |
malleti, Subcancilla |
| *maltzani, Buccinum |
mamilla, Polinices |
mamillata, Amalda |
| mammata, Bursa |
mammatus, Polinices |
mammilla, Livonia |
| mancinella, Mancinella |
mancinella, Thais |
mandarinus, Penion |
| mandchurica, Littorina |
mangeloides, Anachis |
*mappa geographica, Cypraea |
| *mappa mappa, Cypraea |
mappa panerythra, Cypraea |
*mappa rosea, Cypraea |
| mappa viridis, Cypraea |
marchionatus, Conus |
*margarita, Cypraea |
| margarita, Marginella |
margarita africana, Cypraea |
margarita tuamotensis, Cypraea |
| margaritarius, Clanculus |
margaritensis, Phyllonotus |
margariticola, Drupa |
| margariticola, Morula |
margaritiferus, Nassarius |
margaritula, Bursa |
| *marginalis marginalis, Cypraea |
marginalis marginalis pseudocellata, Cypraea |
marginalis melocellata, Cypraea |
| marginata, Amalda |
marginata, Marginella |
marginata, Morula |
| marginata, Pseudosimnia |
marginata, Tonna |
*marginata albanyensis, Cypraea |
| *marginata intermedians, Cypraea |
*marginata ketyana, Cypraea |
*marginata marginata, Cypraea |
| *marginata raybaudii, Cypraea |
*marginatus marginatus, Strombus |
marginatus robustus, Strombus |
| *marginatus septimus, Strombus |
*marginatus succinctus, Strombus |
marginelloides, Marginella |
| *mariae, Columbarium |
mariae, Cypraea |
mariae suluensis, Cypraea |
| mariaemma, Cymbiola |
marielae, Conus |
*mariellae, Cypraea |
| marionae, Calliostoma |
marmoratum, Cymbium |
marmoratum, Epitonium |
| marmoratus, Turbo |
*marmoreus, Conus |
marmoreus, Nassarius |
| marmoreus crosseanus, Conus |
marmoreus suffusa, Conus |
maroccensis, Sinistralia |
| marochiensis, Natica |
marrowi, Vexillum |
marshalli, Beringion |
| martensi, Conus |
martinetana, Marchia |
*martini, Cypraea |
| martini, Marginella |
martini, Murexiella |
*martini, Tibia |
| martinii, Balcis |
matheroniana, Hastula |
matthewsi, Bullata |
| matthewsi, Marginella |
*matthewsi, Morum |
maugeri, Clanculus |
| maugeriae, Erato |
mauiensis, Cypraea |
maura, Oliva |
| mauritiana, Bullia |
*mauritiana, Cypraea |
*mauritiana calxequina, Cypraea |
| maurus, Chicoreus |
maurus, Polinices |
*mawae, Latiaxis |
| maxima, Architectonica |
maxima, Fissurella |
maxima, Nerita |
| maximus, Penion |
mayi, Cypraea |
mazei, Conus |
| mazei rainesae, Conus |
mcgintyi, Distorsio |
mcgintyi, Latirus |
| mcgintyi, Petaloconchus |
mediamericanus, Latirus |
mediterraneus, Conus |
| megacerus, Chicoreus |
megaspira, Fulgoraria |
*melanacantha, Angaria |
| melanamathos, Homalocantha |
melanioides, Abyssochrysus |
melanitica, Mangelia |
| melanostoma, Litiopa |
melanostoma, Littorina |
melanostoma, Mammilla |
| melanostoma, Tonna |
melanostomoides, Polinices |
melanostomus, Cantharus |
| melanostomus, Polinices |
melanura, Triphora |
melastomus, Polinices |
| melculus, Haliotis |
meleagris, Littorina |
meleagris, Neritina |
| melo, Melo |
melones, Thais |
melonesiana, Clathrodrillia |
| melongena, Melongena |
melongena, Vexillum |
melvilli, Abyssochrysus |
| melvilli, Conus |
*melvilli, Cypraea |
memiae, Conus |
| mendicaria, Engina |
menkeana, Natica |
mentiens, Fulgoraria |
| mercadoi, Scalptia |
mercator, Conus |
mercatoria, Columbella |
| merces, Ellatrivia |
mergus, Chicoreus |
mespillum, Littorina |
| messorius, Murex |
metabrunnea, Nassarius |
metria, Vitricythara |
| mexicana, Patella |
mexicanus, Murex |
meyendorffi, Coralliophila |
| meyendorffi lamellosa, Coralliophila |
michaui, Vexillum |
microdon, Cypraea |
| microphyllus, Chicoreus |
*micropoma, Buccinum |
microstoma, Phalium |
| microurceus, Strombus |
microzonias, Pusia |
midae, Haliotis |
| midas, Pleurotomaria |
middendorffi, Buccinum |
middendorffi, Volutopsius |
| midwayensis, Cypraea |
*mikadotrochus, Pleurotomaria |
mikawaensis, Polinices |
| *mikeharti, Cypraea |
mikoi, Lyria |
*miles, Conus |
| milesi, Conus |
miliaris, Conus |
*miliaris, Cypraea |
| miliaris, Persicula |
miliaris, Vitularia |
miliaris eburnea, Cypraea |
| miliaris fulgetrum, Conus |
miliaris pascuensis, Conus |
militare, Calliostoma |
| millecostatum, Vexillum |
millegrana, Granulilittorina |
millegrana, Nodilittorina |
| *millepeda, Lambis |
millepunctata, Xenoturris |
milleri, Trigonostoma |
| *milneedwardsi, Conus |
milneedwardsi clytospira, Conus |
milneedwardsi kawamurai, Conus |
| milneedwardsi lemuriensis, Conus |
*miltonis, Melo |
mindanoensis, Murex |
| mindanoensis malabaricus, Murex |
mindanus, Conus |
miniacea, Oliva |
| miniacea maratti, Oliva |
miniata, Patella |
minima, Batillaria |
| *minimus, Strombus |
minnamura, Conus |
minnamurra, Conus |
| *minor, Colus |
minor, Pleurotoma |
minor, Psarostola |
| minoridens, Cypraea |
minuta, Diodora |
minuta, Olivella |
| *minuta, Voluta |
mirabile, Vexillum |
*mirabilis, Marginella |
| mirabilis, Nihonia |
mirabilis, Perissodonta |
mirabilis, Provocator |
| mirabilis, Teremachia |
*mirabilis, Thatcheria |
mirabilis, Torellia |
| miran, Bullia |
mitchelli, Amaea |
mitra, Acmaea |
| mitra, Mitra |
*mitraeformis, Lyria |
mitraeformis grangeri, Lyria |
| mitratus, Conus |
mitriformis, Genota |
mitriformis, Narona |
| miyauchii, Beringius |
miyokoae, Pterynotus |
modesta, Astraea |
| modesta, Bolma |
modesta, Galeoastraea |
modesta, Littorina |
| modulus, Modulus |
moelleri, Vexillum |
moestus, Nassarius |
| *molleri, Amoria |
moluccensis, Conus |
moluccensis marielae, Conus |
| moluccensis stainforthii, Conus |
monacha, Trivia |
monachus, Conus |
| *moneta, Cypraea |
moneta (var_), Cypraea |
moneta icterina, Cypraea |
| *moneta rhomboides, Cypraea |
monile, Calliostoma |
monile, Conus |
| monile, Melampus |
monilifera, Ancilla |
monilifera, Bullia |
| monilifera, Psarostola |
moniliferum, Umbonium |
moniliferus, Clypeomorus |
| *monilis, Marginella |
monilis, Terebra |
monodon, Acanthina |
| *monodon imbricata, Acanthina |
montagui, Cantharidus |
montgomeryi, Terebra |
| montillai, Conus |
montrouzieri, Amalda |
morchii, Mitra |
| morchii taiwanica, Mitra |
moreleti, Conus |
morio, Melongena |
| morio, Pugilina |
moritinctum, Cymatium |
moritinctum carribaeum, Cymatium |
| morra, Mangelia |
morrisoni, Voluta |
morrisoni harasewychi, Voluta |
| *morum, Drupa |
morum iodostoma, Drupa |
*mosaica, Marginella |
| motacilla, Siratus |
mozambicus, Conus |
mucronata, Ancilla |
| mucronatus, Conus |
*muehlhaeusseri, Distorsio |
multicostata, Rissoina |
| multiformis, Batillaria |
multigemmata, Maurea |
multiperforata, Haliotis |
| multiplicata, Oliva |
multiplicatus, Murex |
multistriata, Terebra |
| multistriata, Vitrinella |
multistriatum, Epitonium |
munitum, Cerithium |
| muricata, Clavatula |
muricata, Colubraria |
muricata, Neorapana |
| muricatum, Vasum |
muricatus, Tectarius |
muriciformis, Eupleura |
| muriciformis, Nodulotrophon |
*muriciformis, Xymenopsis |
muricinum, Cymatium |
| muricoides, Risomurex |
muriculatus, Conus |
muriculatus, Phos |
| muriculatus sugillatus, Conus |
mus, Conus |
mus, Diodora |
| *mus bicornis, Cypraea |
*mus donmoorei, Cypraea |
*mus mus, Cypraea |
| muscae, Amalda |
muscaria, Marginella |
muscarum, Cerithium |
| *musica, Marginella |
*musica, Voluta |
musicus, Conus |
| musicus ceylanensis, Conus |
musicus mighelsi, Conus |
musicus parvatus, Conus |
| musiva, Morula |
musiva, Morulina |
mustelinus, Conus |
| mustellina, Oliva |
musumea, Cypraea |
mutabilis, Nassarius |
| *mutabilis, Strombus |
*mutabilis ochroglottis, Strombus |
*mutabilis zebriolatus, Strombus |
| mutica, Olivella |
myristica, Volema |
myristicatus, Nassarius |
| mysticus, Hybochelus |
*mytilina, Nacella |
myuna, Colubraria |
| myuros, Terebra |
