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)
United StatesN5
ProvinceRankNative
WashingtonS4Yes
ArizonaSNRYes
MarylandSNRYes
OklahomaSNRYes
HawaiiSNANo
WisconsinS4Yes
IdahoS3Yes
West VirginiaS4Yes
KentuckyS3Yes
CaliforniaSNRYes
IowaSNRYes
IllinoisSNRYes
New YorkSNRYes
AlabamaSNRYes
MichiganSNANo
VermontSNRYes
GeorgiaSNRYes
ColoradoSNANo
New JerseySNRYes
MaineSNRYes
North CarolinaS4Yes
District of ColumbiaSNRYes
South DakotaSNRYes
MontanaS4Yes
MissouriSNRYes
WyomingSNRYes
New MexicoSNRYes
VirginiaS3Yes
OhioSNRYes
FloridaSNRYes
KansasSNRYes
IndianaSNRYes
PennsylvaniaS3Yes
OregonSNRYes
UtahS3Yes
DelawareSNRYes
North DakotaSXYes
MississippiSNRYes
ArkansasSNRYes
LouisianaSNRYes
NebraskaSNRYes
TexasSNRYes
AlaskaSNANo
CanadaN5
ProvinceRankNative
Nova ScotiaSUYes
Yukon TerritoryS4Yes
ManitobaS4Yes
Northwest TerritoriesS3Yes
Island of NewfoundlandS5Yes
Prince Edward IslandSUYes
SaskatchewanS3Yes
AlbertaS4Yes
British ColumbiaS5Yes
New BrunswickS5Yes
NunavutS5Yes
QuebecSNRYes
LabradorS5Yes
OntarioS5Yes
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.