Achatinoidea

The Achatinoidea are a superfamily of air-breathing land snails and slugs, terrestrial gastropod mollusks in the suborder Achatinina.

2005 taxonomy
According to taxonomy of the Gastropoda by Bouchet & Rocroi, 2005 there are four families within the superfamily Achatinoidea, that is based on the study by Nordsieck, published in 1986.


 * Family Achatinidae Swainson, 1840
 * Family Ferussaciidae Bourguignat, 1883
 * Family Micractaeonidae Schileyko, 1999
 * Family Subulinidae P. Fischer & Crosse, 1877

2017 taxonomy
Fontanilla et al. recognized Subulinidae as not monophyletic in 2017 and they classified Subulininae within Achatinidae. This is also the taxonomy followed in the MolluscaBase/World Register of Marine Species (WoRMS):
 * Family Achatinidae Swainson, 1840
 * Family Aillyidae H. B. Baker, 1955
 * Family Ferussaciidae Bourguignat, 1883
 * Family Micractaeonidae Schileyko, 1999