Slugs: A Systematic Overview

Opisthobranch Slugs (Opisthobranchia)

Head-Shield Slugs (Cephalaspidea)
Sap-sucking Slugs (Sacoglossa)
Sea Hares (Aplysiomorpha)
Side-gill Slugs ('Notaspidea')
Sea Butterflies (Thecosomata)
Sea-Angels (Gymnosomata)
Nudibranch Slugs (Nudibranchia)

Pulmonate Snails (Pulmonata)
Terrestrial Pulmonate Snails (Stylommatophora)

Testacelloidea
Shell Slugs(Testacellidae)

Gastrodontoidea
Glossy Snails (Oxychilidae)
Daudebardias (Daudebardiinae)

Parmacelloidea
Parmacellidae
Milacidae
Trigonochlamydidae

Limacoidea
Keelback Slugs (Limacidae)
Kleinschnegel (Agriolimacidae)
Worm Slugs (Boettgerillidae)
Glass Snails (Vitrinidae)

Arionoidea
Roundback Slugs (Arionidae)
Anadenidae
Ariolimacidae
Binneyidae
Oopeltidae
Philomycidae

Veronicelloidea
Veronicellidae
Rathouisiidae

Punctoidea
Cystopeltidae

Rhytidoidea
Chlamydephoridae

Helicarionoidea
Urocyclidae

Return to: Slugs.