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