Orthalicidae

Orthalicidae
Sultana sultana
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Stylommatophora
Suborder: Helicina
Superfamily: Orthalicoidea
Family: Orthalicidae
Albers, 1860
Synonyms

Liguidae Pilsbry, 1891

Orthalicidae (orthalicid land snails) are a family of tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks are classified in the subfamily Orthalicoidea of the order Stylommatophora.

They are medium-sized to large snails, from about 3 cm (about 1.2 inches) to 9 cm (about 3.5 inches) in shell length