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