The Achatinoidea are a superfamily
Taxonomic rank
In biological classification, rank is the level in a taxonomic hierarchy. Examples of taxonomic ranks are species, genus, family, and class. Each rank subsumes under it a number of less general categories...

 of air-breathing land snail
Snail is a common name applied to most of the members of the molluscan class Gastropoda that have coiled shells in the adult stage. When the word is used in its most general sense, it includes sea snails, land snails and freshwater snails. The word snail without any qualifier is however more often...

s and slug
Slug is a common name that is normally applied to any gastropod mollusc that lacks a shell, has a very reduced shell, or has a small internal shell...

s, terrestrial
Terrestrial animal
Terrestrial animals are animals that live predominantly or entirely on land , as compared with aquatic animals, which live predominantly or entirely in the water , or amphibians, which rely on a combination of aquatic and terrestrial habitats...

 gastropod mollusks in the informal group Sigmurethra
Sigmurethra is a taxonomic category of air-breathing land snails and slugs, terrestrial pulmonate gastropod molluscs. This is an Informal Group which includes the majority of land snails and slugs....



According to taxonomy of the Gastropoda by Bouchet & Rocroi, 2005
Taxonomy of the Gastropoda (Bouchet & Rocroi, 2005)
The taxonomy of the Gastropoda as it was revised by Philippe Bouchet and Jean-Pierre Rocroi is currently the most up-to-date overall system for classifying gastropod mollusks...

 there are four families within the superfamily Achatinoidea, that is based on the study by Nordsieck, published in 1986.
  • Family Achatinidae
    Achatinidae is a family of medium to large sized tropical land snails, terrestrial pulmonate gastropod mollusks from Africa...

     Swainson, 1840
  • Family Ferussaciidae
    Ferussaciidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Achatinoidea.This family has no subfamilies...

     Bourguignat, 1883
  • Family Micractaeonidae
    Micractaeon koptawelilensis is a species of land snail, terrestrial gastropod mollusks in the superfamily Achatinoidea ....

     Schileyko, 1999
  • Family Subulinidae
    Subulinidae is a family of small tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Achatinoidea.- Anatomy :...

    P. Fischer & Crosse, 1877
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.