Columella edentula
| Columella edentula | |
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| Six shells of Columella edentula, scale bar in mm | |
| Scientific classification | |
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| (unranked): | clade Heterobranchia
clade Euthyneura |
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| Species: | C. edentula
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| Binomial name | |
| Columella edentula (Draparnaud, 1805)[1]
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Columella edentula, common name the "toothless column snail", is a species of very small, air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk in the family Vertiginidae.
Description
The 2.5-3 (-3.5) mm. shell is cylindrical with a conical apex and yellow-brown to brown.The aperture is without teeth and the simple lip is thin. The shell has (4.5 )5-6 (-7) whorls.The last whorl has the largest diameter. The apex is more pointed than in Columella columella. It is narrower and taller than the shell of the similar Columella aspera.The shell sculpture is more irregular and finer than that of C. aspera.
Distribution
This species occurs in countries and islands including:
References
- ^ Draparnaud, J.-P.-R. 1805. Histoire naturelle des mollusques terrestres et fluviatiles de la France. Ouvrage posthume. Avec XIII planches. - pp. [1-9], j-viij [= 1-8], 1-134, [Pl. 1-13]. Paris, Montpellier. (Plassan, Renaud).
- ^ Balashov I. & Gural-Sverlova N. 2012. An annotated checklist of the terrestrial molluscs of Ukraine. Journal of Conchology. 41 (1): 91-109.
External links
- Columella edentula at Animalbase taxonomy,short description, distribution, biology,status (threats), images
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