Lignus
Shell of Lignus cailleanus (syntype at MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Heterobranchia
Order:	Stylommatophora
Suborder:	Achatinina
Superfamily:	Achatinoidea
Family:	Achatinidae
Genus:	Lignus Gray, 1834
Type species
Lignus tenuis Gray, 1834
Species
See text
Synonyms[1]
Perideris Shuttleworth, 1856 (primary homonym of Perideris Brandt, 1835 [Echinodermata].) Pseudotrochus Mörch, 1852

Lignus is a genus of air-breathing tropical land snails, terrestrial pulmonate gastropod mollusks in the subfamily Achatininae of the family Achatinidae.^[1]

Species

• Lignus alabaster (Rang, 1831)
• Lignus batesi (Preston, 1909)
• Lignus belli (Germain, 1908)
• Lignus cailleanus (Morelet, 1848)
• Lignus efulensis (Preston, 1909)
• Lignus interstinctus (Gould, 1843)
• Lignus mucidus (Gould, 1850)
• Lignus solimanus (Morelet, 1848)
• Lignus tenuis Gray, 1834
• Lignus verdieri (Chaper, 1885)
• Lignus zegzeg (Morelet, 1848)

Taxon inquirendum

• Lignus turbinatus (I. Lea, 1841)