Supplementary Materials S2: List of gastropod species found in the 108 plots sampled at Collserola Natural Park and their frequency of occurrence (number of plots present/ number of plots sampled x 100). (1) Nomenclature follows Bank (2011). (2): Distribution patterns follow Welter-Schultes (2012): wide distribution (W), central and western European (E) and Mediterranean (M) species. Endemic species are quoted in brackets: Iberian endemic (IE), Iberian quasi endemic (IQE), Iberian subspecies endemic (ISE). (3)AccordingtoIUCN (2013).

Speciesname and authority1 / Codes / Frequency
(%) / Distribution2 / IUCN
Category3 / Population
trend3
Abidapolyodon (DRAPARNAUD, 1801) / ABPO / 14.81 / M (IQE) / LC / Unknown
Acanthinulaaculeata (O.F. MÜLLER, 1774) / ACAC / 4.63 / W / LC / Unknown
Arion (Kobeltia) intermedius NORMAND, 1852 / ARIN / 1.85 / W
Arion (Arion) lusitanicus J. MABILLE, 1868 / ARLU / 10.19 / E
Caracollina (Caracollina) lenticula (MICHAUD, 1831) / CALE / 5.56 / M
Carychiumsp. / CASP / 3.70 / W
Cecilioides (Cecilioides) acicula (O.F. MÜLLER, 1774) / CEAC / 0.93 / W
Cepaea (Cepaea) nemoralisnemoralis (LINNAEUS, 1758) / CENE / 49.07 / E
Cernuella (Cernuella) virgata (DA COSTA, 1778) / CEVI / 37.04 / E
Clausilia (Clausilia) rugosa penchinati BOURGUIGNAT, 1876 / CLRU / 25.00 / M (ISE)
Cochlicella (Cochlicella) acuta (O.F. MÜLLER, 1774) / COAC / 8.33 / M
Cochlicella (Prietocella) barbara (LINNAEUS, 1758) / COBA / 12.04 / M
Cochlicopa lubrica (O.F. MÜLLER, 1774) / COLU / 6.48 / E
Cornuaspersum (O.F. MÜLLER, 1774) / COAS / 65.74 / W
Deroceras (Deroceras) altimirai VAN REGTEREN ALTENA, 1969 / DEAL / 25.93 / M (IE)
Deroceras (Deroceras) laeve (O.F. MÜLLER, 1774) / DELA / 18.52 / W
Deroceras (Deroceras) reticulatum (O.F. MÜLLER, 1774) / DERE / 0.93 / W
Discus (Gonyodiscus) rotundatusrotundatus (O.F. MÜLLER, 1774) / DIRO / 20.37 / E
Eobaniavermiculata (O.F. MÜLLER, 1774) / EOVE / 34.26 / M
Euconulus (Euconulus) fulvus (O.F. MÜLLER, 1774) / EUFU / 4.63 / W
Euomphaliastrigellaruscinica (BOURGUIGNAT, 1881) / EUST / 52.78 / M (ISE) / LC / Stable
Ferussacia (Ferussacia) folliculus (GMELIN, 1791) / FEFO / 15.74 / M
Granopupagranum (DRAPARNAUD, 1801) / GRGR / 4.63 / M
Helicigona lapicida andorrica (BOURGUIGNAT, 1876) / HELA / 21.30 / M (ISE) / LC / Stable
Hygromia (Hygromia) cinctella (DRAPARNAUD, 1801) / HYCI / 0.93 / E / LC / Stable
Hypnophilaboissii (DUPUY, 1851) / HYBO / 25.93 / M (IQE)
Jaminiaquadridensquadridens (O.F. MÜLLER, 1774) / JAQU / 8.33 / E / LC / Unknown
Lauria (Lauria) cylindracea (DA COSTA, 1778) / LACY / 2.78 / E
Lehmanniavalentiana (A. FÉRUSSAC, 1822) / LEVA / 3.70 / M
Limacusflavus (LINNAEUS, 1758) / LIFL / 2.78 / W
Limaxmaximus LINNAEUS, 1758 / LIMA / 4.63 / W
Merdigera obscura (O.F. MÜLLER, 1774) / MEOB / 2.78 / W / LC / Stable
Microxeromagna lowei (POTIEZ & MICHAUD, 1835) / MILO / 7.41 / M
Milaxgagates (DRAPARNAUD, 1801) / MIGA / 1.85 / M
Monacha (Monacha) cartusiana (O.F. MÜLLER, 1774) / MOCA / 51.85 / E
Montserratina martorelli (BOURGUIGNAT, 1870) / MOMA / 23.15 / M (IE) / LC / Unknown
Morlina glabra harlei (FAGOT, 1884) / MOGL / 1.85 / E (ISE)
Otala (Otala) punctata (O.F. MÜLLER, 1774) / OTPU / 39.81 / M
Oxychilus (Oxychilus) cellarius (O.F. MÜLLER, 1774) / OXCE / 2.78 / E
Oxychilus (Ortizius) courquini (BOURGUIGNAT, 1870) / OXCO / 7.41 / M (IE)
Oxychilus (Oxychilus) draparnaudi (H. BECK, 1837) / OXDR / 17.59 / E
Oxyloma (Oxyloma) eleganselegans (RISSO, 1826) / OXEL / 4.63 / W
Paralaomaservilis (SHUTTLEWORTH, 1852) / PASE / 45.37 / W
Pomatiaselegans (O.F. MÜLLER, 1774) / POEL / 77.78 / E
Pseudotacheasplendida (DRAPARNAUD, 1801) / PSSP / 51.85 / M / LC / Stable
Punctum (Punctum) pygmaeum (DRAPARNAUD, 1801) / PUPY / 2.78 / W
Ruminadecollata (LINNAEUS, 1758) / RUDE / 41.67 / M
Testacella (Testacella) haliotidea DRAPARNAUD, 1801 / TEHA / 3.70 / E
Testacella (Testacella) scutulum G.B. SOWERBY, 1820 / TESC / 0.93 / M
Theba pisana pisana (O.F. MÜLLER, 1774) / THPI / 32.41 / M
Trochoidea (Trochoidea) elegans (GMELIN, 1791) / TREL / 11.11 / M / LC / Stable
Truncatellinacallicratis (SCACCHI, 1833) / TRCA / 4.63 / M
Truncatellinacylindrica (A. FÉRUSSAC, 1807) / TRCY / 0.93 / W
Valloniacostata (O.F. MÜLLER, 1774) / VACO / 17.59 / W
Valloniapulchella (O.F. MÜLLER, 1774) / VAPU / 0.93 / W
Vitrea contracta (WESTERLUND, 1871) / VICO / 4.63 / W
Vitrina pellucida cf. (O.F. MÜLLER, 1774) / VIPE / 0.93 / E
Xerocrassapenchinati (BOURGUIGNAT, 1868) / XEPE / 8.33 / M (IE) / LC / Stable
Xerosecta (Xeromagna) arigonis (A. SCHMIDT, 1853) / XEAR / 9.26 / M (IQE)
Xerotrichaconspurcata (DRAPARNAUD, 1801) / XECO / 1.85 / M
Zonitoides (Zonitoides) nitidus (O.F. MÜLLER, 1774) / ZONI / 5.56 / W

References

IUCN 2013.IUCN Red List of Threatened Species.Version 2013.2. < Downloaded on 17 December 2013