Asellus aquaticus (Linnaeus, 1758)
(a water slater)

Taxonomic hierarchy:
SpeciesAsellus aquaticus (a water slater)
GenusAsellus (waterlice or water slaters)
FamilyASELLIDAE (waterlice or water slaters, hoglouse)
SuperfamilyASELLOIDEA (a superfamily of crustaceans)
SuborderASELLOTA (a suborder of woodlice or sea slaters)
OrderISOPODA (woodlice, waterlice and sea slaters)
SuperorderPERACARIDA (amphipods, woodlice, cumaceans etc.)
SubclassEUMALACOSTRACA (a subclass of crustaceans)
ClassMALACOSTRACA (crabs, lobsters, shrimps, prawns, woodlice etc.)
SubphylumCRUSTACEA (crustaceans)
PhylumARTHROPODA (arthropods)
SuperphylumECDYSOZOA (skin shedders)
CladeBilateria (bilaterally symmetrical animals)
SubkingdomEUMETAZOA (metazoans)
KingdomANIMALIA (animals)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Asellus aquaticus (a water slater) :
1: Asellus aquaticus (a water slater)
6 Dec 2017 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
Male, in water sample collected a few weeks ago
Image 1: Male - dorsal view - enlarged - white backgroundImage 2: Male - dorsal view - enlarged - white background (2)Image 3: Male - dorsal view - enlarged - white background (3)Image 4: Male - head - dorsal view - magnified - black backgroundImage 5: Male - hind end - ventral view - magnified - black backgroundImage 6: Male - ventral view - enlarged - white backgroundImage 7: Male - ventral view - enlarged - white background (2)Image 8: Male - first pleopod - ventral view - microscope low magnification - white backgroundImage 9: Male - first walking leg - final segments - inside view - microscope low magnification - white backgroundImage 10: Male - first walking leg - inside view - microscope low magnification - white backgroundImage 11: Male - second pleopod - ventral view - microscope low magnification - white background
2: Asellus aquaticus (a water slater)
14 Mar 2004 OSGR: SU36 51° 20’ N, 1° 30’ W Vice County: Berks (VC 22) England
Female
Image 1: Female - dorsal view - enlargedImage 2: Female - dorsal view - enlarged (2)Image 3: Female - hiding under dead leaf - enlarged
3: Asellus aquaticus (a water slater)
12 Feb 2004 OSGR: SU77 51° 30’ N, 0° 60’ W Vice County: Berks (VC 22) England
numerous pairs and individuals in small butyl rubber-lined pond
Image 1: In tandem - dorsal view - enlargedImage 2: In tandem - dorsal view - enlarged (2)Image 3: In tandem - dorsal view - enlarged (3)Image 4: In tandem - dorsal view - enlarged (4)Image 5: Male - anterior portion - enlarged

Asellus aquaticus (a water slater) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Asellus aquaticus (a water slater)
BioInfoBioInfo (www.bioinfo.org.uk) has 5 host/parasite/foodplant and/or other relationships for Asellus aquaticus (a water slater)
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