Roadless Areas
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Deroceras laeve

(Muller, 1774)

Meadow Slug

G5Secure Found in 5 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
UnknownThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.1374481
Element CodeIMGAS87080
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryInvertebrate Animal
Endemicoccurs (regularly, as a native taxon) in multiple nations
KingdomAnimalia
PhylumMollusca
ClassGastropoda
OrderStylommatophora
FamilyLimacidae
GenusDeroceras
Synonyms
Deroceras hesperiumPilsbry, 1944
Concept Reference
Roth B., R. C. Jadin, and R. Guralnick. 2013. The taxonomic status of Deroceras hesperium Pilsbry, 1944 (Gastropoda: Pulmonata: Agriolimacidae), a species of conservation concern in Oregon, USA. Zootaxa 3691(4):453-460.
Taxonomic Comments
Deroceras hesperium is considered a junior synonym of D. laeve by Roth et al. (2013) and this is accepted by MolluscaBase (2026).
Conservation Status
Rank Method Rank calculation - Biotics v2
Review Date2017-02-09
Change Date2002-10-08
Edition Date2007-05-18
Edition AuthorsCordeiro, J. (2007)
Threat ImpactUnknown
Range Extent>2,500,000 square km (greater than 1,000,000 square miles)
Number of Occurrences> 300
Rank Reasons
This species has a cosmopolitan global distribution and has been introduced widely worldwide.
Range Extent Comments
This species is Holarctic.
Occurrences Comments
This species is probably represented by a large number of occurrences.
Threat Impact Comments
Threats have not been assessed.
Ecology & Habitat

Habitat

From Dourson (2013): A Holarctic species often found under cardboard and rubbish along roadsides and in vacant lots, also found in meadows and natural glades.
Terrestrial Habitats
Forest/WoodlandForest - HardwoodForest - ConiferForest - MixedForest EdgeWoodland - HardwoodWoodland - ConiferWoodland - MixedShrubland/chaparralSavannaGrassland/herbaceousOld fieldBarrensCliffCropland/hedgerowSuburban/orchardUrban/edificarian
Other Nations (2)
CanadaN5
ProvinceRankNative
AlbertaS4Yes
Prince Edward IslandSUYes
SaskatchewanS3Yes
Yukon TerritoryS4Yes
ManitobaS4Yes
NunavutS5Yes
Nova ScotiaSUYes
QuebecSNRYes
New BrunswickS5Yes
LabradorS5Yes
British ColumbiaS5Yes
OntarioS5Yes
Island of NewfoundlandS5Yes
Northwest TerritoriesS3Yes
United StatesN5
ProvinceRankNative
HawaiiSNANo
NebraskaSNRYes
WashingtonS4Yes
TexasSNRYes
IllinoisSNRYes
OhioSNRYes
IdahoS3Yes
MichiganSNANo
ColoradoSNANo
KentuckyS3Yes
FloridaSNRYes
North CarolinaS4Yes
UtahS3Yes
WyomingSNRYes
CaliforniaSNRYes
DelawareSNRYes
ArizonaSNRYes
LouisianaSNRYes
WisconsinS4Yes
VirginiaS3Yes
ArkansasSNRYes
OregonSNRYes
South DakotaSNRYes
District of ColumbiaSNRYes
PennsylvaniaS3Yes
North DakotaSXYes
New JerseySNRYes
IndianaSNRYes
New MexicoSNRYes
West VirginiaS4Yes
IowaSNRYes
VermontSNRYes
MontanaS4Yes
AlaskaSNANo
MarylandSNRYes
MissouriSNRYes
MaineSNRYes
New YorkSNRYes
AlabamaSNRYes
KansasSNRYes
OklahomaSNRYes
MississippiSNRYes
GeorgiaSNRYes
Threat Assessments
ThreatScopeSeverityTiming
Unknown/undetermined———

—

Roadless Areas (5)
Alaska (2)
AreaForestAcres
Upper SitukTongass National Forest16,789
Yakutat ForelandsTongass National Forest323,648
California (2)
AreaForestAcres
San Gabriel AddAngeles National Forest2,527
WestforkAngeles National Forest4,407
New Hampshire (1)
AreaForestAcres
WatervilleWhite Mountain National Forest4,312
References (2)
  1. MolluscaBase eds. 2026. MolluscaBase. Accessed at https://www.molluscabase.org
  2. Roth B., R. C. Jadin, and R. Guralnick. 2013. The taxonomic status of <i>Deroceras hesperium</i> Pilsbry, 1944 (Gastropoda: Pulmonata: Agriolimacidae), a species of conservation concern in Oregon, USA. Zootaxa 3691(4):453-460.