Table 1.
List of the selected traits from the database on Shelled Gastropoda of Western Europe (Falkner et al. 2001) and filters that are expected to act on them. Observe that some traits can be affected by several filters. See also text for explanation and justification of predictions
| Filter | Traits | Pattern |
|---|---|---|
| Dispersal (+establishment) | Shell size (mss) | Underdispersion |
| Number of offspring (noo) | ||
| Age at maturity (mat) | ||
| Reproduction mode (rep) | ||
| Number of reproduction periods (norp) | ||
| Environment | Survival of dry period (sdp) | Underdispersion |
| Humidity preference (hpr) | ||
| Inundation tolerance (int) | ||
| Ecosystem occurrence (eco) | ||
| Microhabitat occurrence (micro) | ||
| Niche partitioning | Shell size (mss) | Overdispersion |
| Shell shape (ssh) | ||
| Diet | ||
| Microhabitat occurrence (micro) | ||
| Humidity preference (hpr) |