Parvedentulina 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 snail

Land snail

A land snail is any of the many species of snail that live on land, as opposed to those that live in salt water and fresh water. Land snails are terrestrial gastropod mollusks that have shells, It is not always an easy matter to say which species are terrestrial, because some are more or less...

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...

 pulmonate gastropod mollusks in the family Streptaxidae

Streptaxidae

Streptaxidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in theStylommatophora. Six Streptaxidae subfamilies are accepted in the 2005 taxonomy of the Gastropoda by Bouchet & Rocroi....

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94 species of Parvedentulina were known in 2002 although the majority of these species were described in 2002. An additional 6 new species of Parvedentulina were described in 2009, and a further 5 new species of Parvedentulina were described in 2010.

Distribution

The genus Parvedentulina is endemic to Madagascar.

Description

The shell

Gastropod shell

The gastropod shell is a shell which is part of the body of a gastropod or snail, one kind of mollusc. The gastropod shell is an external skeleton or exoskeleton, which serves not only for muscle attachment, but also for protection from predators and from mechanical damage...

 of Parvedentulina is small. The spire

Spire (mollusc)

A spire is a descriptive term for part of the coiled shell of mollusks. The word is a convenient aid in describing shells, but it does not refer to a very precise part of shell anatomy: the spire consists of all of the whorls except for the body whorl...

 is high. The shell has ribs on its surface. There are no teeth in the aperture

Aperture (mollusc)

The aperture is an opening in certain kinds of mollusc shells: it is the main opening of the shell, where part of the body of the animal emerges for locomotion, feeding, etc....

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Shells of Parvedentulina are similar to those of another streptaxid genus, Gulella

Gulella

Gulella is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Streptaxidae.Until recently, species which are now in the genus Costigulella were included here.- Distribution :...

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Species

Species within the genus Parvedentulina include:

• Parvedentulina acutapex Emberton & Pearce, 2000
• Parvedentulina ambatomitatoae Emberton, 2002
• Parvedentulina ambatosorotrae Emberton, 2002
• Parvedentulina ambatovakiae Emberton, 2002
• Parvedentulina analamerae Emberton, 2002
• Parvedentulina andapae Emberton, 2002
• Parvedentulina andavakoerae Emberton, 2002
• Parvedentulina andriantanteliae
• Parvedentulina andringitrae Emberton, 2002
• Parvedentulina anjanaharibei Emberton, 2002
• Parvedentulina anjansudae Emberton, 2002
• Parvedentulina antsahamadioae Emberton, 2002
• Parvedentulina apieostriata Emberton & Pearce, 2000
• Parvedentulina balambasia Emberton, 2002
• Parvedentulina bemarahae Emberton, 2002
• Parvedentulina benjamini
• Parvedentulina betamponae Emberton, 2002
• Parvedentulina betsiakae Emberton, 2002
• Parvedentulina bitika Emberton & Griffiths, 2009
• Parvedentulina celestinae Emberton, 2002
• Parvedentulina conspicua Emberton, 2002
• Parvedentulina crenulata Emberton, 2002
• Parvedentulina delicata Emberton, 2002
• Parvedentulina densagyra Emberton, 2002
• Parvedentulina devolia Emberton, 2002
• Parvedentulina distincta Emberton, 2002
• Parvedentulina elegans Emberton, 2002
• Parvedentulina setra Emberton & Pearce, 2000
• Parvedentulina farihiambonia Emberton, 2002
• Parvedentulina fenni Emberton, 2002
• Parvedentulina fortistriata Emberton, 2002
• Parvedentulina fotobohitrae Emberton, 2002
• Parvedentulina fragilis Emberton, 2002
• Parvedentulina fusiforma Emberton, 2002
• Parvedentulina glesi (Fischer-Piette, Blanc, Blanc & Salvat, 1994)
• Parvedentulina gracilis Emberton, 2002
• Parvedentulina hafa Emberton, 2002
• Parvedentulina hatairana Emberton, 2002
• Parvedentulina horonanladia Emberton, 2002
• Parvedentulina jeani
• Parvedentulina josephinae Emberton, 2002
• Parvedentulina kelivitsika Emberton, 2002
• Parvedentulina kendrae Emberton & Griffiths, 2009
• Parvedentulina lalina Emberton, 2002
• Parvedentulina lincolni Emberton & Griffiths, 2009
• Parvedentulina macroconspicua Emberton, 2002
• Parvedentulina magna Emberton, 2002
• Parvedentulina mahalevona Emberton, 2002
• Parvedentulina mahialamboensis Emberton & Pearce, 2000
• Parvedentulina mahitsia Emberton, 2002
• Parvedentulina malala Emberton, 2002
• Parvedentulina mamirapiratra Emberton, 2002
• Parvedentulina mananarae Emberton, 2002
• Parvedentulina mandenae Emberton, 2002
• Parvedentulina manja Emberton, 2002
• Parvedentulina manomboae Emberton, 2002
• Parvedentulina manomponae Emberton, 2002
• Parvedentulina maranitra Emberton, 2002
• Parvedentulina margostriata Emberton & Pearce, 2000
• Parvedentulina marojejyae Emberton, 2002
• Parvedentulina masoalae Emberton, 2002
• Parvedentulina metula (Crosse, 1881)
• Parvedentulina miaranoniae Emberton, 2002
• Parvedentulina michellae Emberton & Griffiths, 2009
• Parvedentulina mijanona Emberton, 2002
• Parvedentulina minidistincta Emberton, 2002
• Parvedentulina minutissima Emberton, 2002
• Parvedentulina miova Emberton & Griffiths, 2009
• Parvedentulina montana Emberton, 2002
• Parvedentulina morontsiraka Emberton, 2002
• Parvedentulina namorokae Emberton, 2002
• Parvedentulina ovatostoma Emberton & Pearce, 2000
• Parvedentulina parva Emberton, 2002
• Parvedentulina pascali Emberton, 2002
• Parvedentulina paulayi
• Parvedentulina pearcei Emberton, 2002
• Parvedentulina planapex Emberton, 2002
• Parvedentulina puichella Emberton, 2002
• Parvedentulina pyramida Emberton, 2002
• Parvedentulina ranomafanae Emberton, 2002
• Parvedentulina rantovina Emberton, 2002
• Parvedentulina rapetoa Emberton, 2002
• Parvedentulina ravinamatia Emberton, 2002
• Parvedentulina rogeri Emberton & Pearce, 2000
• Parvedentulina sahantananae Emberton, 2002
• Parvedentulina saintjacqui Emberton, 2002
• Parvedentulina simeni (Fischer-Piette, Blanc, Blanc & Salvat, 1994)
• Parvedentulina simplex Emberton, 2002
• Parvedentulina soa Emberton & Griffiths, 2009
• Parvedentulina tendrombohitra Emberton, 2002
• Parvedentulina terakabe Emberton, 2002
• Parvedentulina texieri Emberton, 2002
• Parvedentulina thompsoni
• Parvedentulina tsara Emberton, 2002
• Parvedentulina tsaratananae Emberton, 2002
• Parvedentulina tsaravintana Emberton, 2002
• Parvedentulina lsimahialamboensis Emberton, 2002
• Parvedentulina tsingia Emberton, 2002
• Parvedentulina tsipika Emberton, 2002
• Parvedentulina tsisubulina Emberton, 2002
• Parvedentulina tsotra Emberton, 2002
• Parvedentulina unescoae Emberton, 2002
• Parvedentulina vavalava Emberton, 2002
• Parvedentulina vitroni (Fischer-Piette. Blanc, Blanc & Salvat, 1994)
• Parvedentulina vonjena Emberton, 2002

• Parvedentulina sp. 1 sensu Emberton & Griffiths (2009)
• Parvedentulina sp. 2 sensu Emberton & Griffiths (2009)