Gastropoda

Massue lisse

Macrogastra mellae leia

Massue du Piémont

Macrogastra mellae mellae

plicate door snail

Macrogastra plicatula

Massue costulée

Macrogastra plicatula plicatula

Rolph's Door Snail

Macrogastra rolphii

Massue des Pyrénées

Macrogastra rolphii digonostoma

Massue atlantique

Macrogastra rolphii rolphii

ventricose door snail

Macrogastra ventricosa

Grande massue

Macrogastra ventricosa ventricosa

Escargot de Nice

Macularia niciensis

Marbrée de Dupuy

Macularia niciensis dupuyi

Marbrée de Caille

Macularia niciensis guebhardi

Escargot de Nice

Macularia niciensis niciensis

Marbrée des pélites

Macularia saintivesi

Hélice Sylvatique

Macularia sylvatica

Slender Slug

Malacolimax tenellus

Limacidae

apple tun

Malea pomum

Tonnidae

great grinning tun

Malea ringens

Tonnidae

Mangelia coarctata

Mangelia coarctata

Mangelia costata

Mangelia costata

Mangelia dunkeri

Mangelia dunkeri

Mangelia gracilior

Mangelia gracilior

Mangelia multilineolata

Mangelia multilineolata

Mangelia paciniana

Mangelia paciniana

Mangelia scabrida

Mangelia scabrida

Mangelia striolata

Mangelia striolata

Mangelia unifasciata

Mangelia unifasciata

Manzonia castanea

Manzonia castanea

Manzonia crassa

Manzonia crassa

Manzonia guitiani

Manzonia guitiani

Manzonia wilmae

Manzonia wilmae

Greenland margarite

Margarites groenlandicus

Margaritidae

Pearly Top Shell

Margarites helicinus

Margaritidae

Margarya chinensis

Margarya chinensis

Viviparidae

shiny marginella

Marginella glabella

Marginellidae

Marginella impudica

Marginella impudica

Marginellidae

Marinula pepita

Marinula pepita

Ellobiidae

marionia

Marionia blainvillea

Tritoniidae

Marionia gemmii

Marionia gemmii

Tritoniidae

giant rams-horn

Marisa cornuarietis

Ampullariidae

Marmorana fuscolabiata

Marmorana fuscolabiata

Marbrée des murailles

Marmorana muralis

Marmorana saxetana

Marmorana saxetana

Marmorana scabriuscula

Marmorana scabriuscula

Marbrée serpentine

Marmorana serpentina

Marbrée serpentine

Marmorana serpentina serpentina

Marmorana signata

Marmorana signata

Transparent Lamellaria

Marsenia perspicua

Velutinidae

reversed needle-whelk

Marshallora adversa

Triphoridae

Taylor's Spire Snail

Marstoniopsis insubrica

Amnicolidae

Hélice fripée

Mastigophallus rangianus

Trissexodontidae

Mastus pupa

Mastus pupa

Enidae

Mathilda granosa

Mathilda granosa

Mathildidae

Mathilda quadricarinata

Mathilda quadricarinata

Mathildidae

Mediterranea adamii

Mediterranea adamii

Luisant épars

Mediterranea depressa

Luisant méridional

Mediterranea hydatina

Luisant méridional

Mediterranea hydatina hydatina

Medora almissana

Medora almissana