This is simply an alphabetical list of all taxa for which trait information is available in the database. The bar on the right side indicates the information coverage for each taxon and trait. When hovering over the bar with the mouse cursor, a tooltip with the trait name is shown. Blue colour indicates that information is present for this trait.
| Malacostegina Levinsen, 1902 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Malacostraca Latreille, 1802 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Maldane Grube, 1860 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Maldane arctica Detinova, 1985 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Maldane sarsi Malmgren, 1865 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Maldanidae Malmgren, 1867 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Maldaninae Malmgren, 1867 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Mangeliidae P. Fischer, 1883 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Marenzelleria Mesnil, 1896 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Marenzelleria wireni Augener, 1913 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarita Leach, 1819 (objective synonym of Margarites) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarita helicina (Phipps, 1774) (objective synonym of Margarites helicinus) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites Gray, 1847 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites beringensis (E. A. Smith, 1899) (subjective synonym of Margarites helicinus according to WoRMS ) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites costalis (Gould, 1841) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites giganteus (Leche, 1878) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites groenlandicus (Gmelin, 1791) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites groenlandicus groenlandicus (Gmelin, 1791) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites groenlandicus umbilicalis (Broderip & Sowerby, 1829) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites helicinus (Phipps, 1774) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites sordidus (Hancock, 1846) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margarites striatus (Leach, 1819) (objective synonym of Margarites groenlandicus) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Margaritidae Thiele, 1924 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Marsenina glabra (Couthouy, 1838) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Martensia Barnard & Karaman, 1991 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Martensia martensi (Goës, 1866) | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Mathildidae Dall, 1889 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Mathildoidea Dall, 1889 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Mediomastus Hartman, 1944 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
| Megamoera Spence Bate, 1862 | Size Body Form Fragility Sociability Life span Larval development Reproduction Adult movement Bioturbation Depth Range Environmental position Feeding Habit Living habit Mobility Substratum Affinity Trophic Level Skeleton Tolerance Zoogeography |
