Libera is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of air-breathing land snails, 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...

 pulmonate gastropod mollusks in the family Endodontidae

Endodontidae

Endodontidae is a taxonomic family of very small air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea....

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Originally the genus Libera was placed within the family Charopidae

Charopidae

Charopidae is a taxonomic family of small air-breathing land snails , terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea .- Subfamilies and genera :The family Charopidae consists of the following subfamilies:* Charopinae Hutton, 1884 - synonyms:...

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Species

Species in the genus Libera include:

• Libera bursatella (Gould, 1876)
  • Libera bursatella bursatella (Gould, 1876)
  • Libera bursatella orofenensis Solem, 1976
• Libera cookeana Solem, 1976
• Libera dubiosa (Ancey, 1889)
• Libera fratercula (Pease, 1867)
  • Libera fratercula fratercula (Pease, 1867)
  • Libera fratercula ratotongensis Solem, 1976
• Libera garrettiana Solem, 1976
• Libera gregaria Garret, 1884
• Libera heynemanni (Pfeiffer, 1862)
• Libera incognata Solem, 1976
• Libera jackquinoti (Pfeiffer, 1850)
• Libera micrasoma Solem, 1976
• Libera recedens Garret, 1884
• Libera retunsa (Pease, 1864)
• Libera spuria (Ancey, 1889)
• Libera streptaxon (Reeve, 1852)
• Libera subcavernula
  Libera subcavernula
  Libera subcavernula was a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Endodontidae.This species was endemic to the Cook Islands. It is now extinct.-References:...
  
  (Tryon, 1887) - extinct, the type species
• Libera tumuloides
  Libera tumuloides
  †Libera tumuloides was a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Endodontidae.This species was endemic to the Cook Islands. It is now extinct.-References:...
  
  (Garrett, 1872) - extinct
• Libera umbilicata Solem, 1976

Shell description

The genus Libera was described by Andrew Garrett in 1881. Garrett's type description reads as follows:

Life cycle

These snails lay their eggs into the umbilicus of their own shells.

External links

• Bishop museum info: http://cookislands.bishopmuseum.org/species.asp?id=9104