Spelaeoconcha paganettii

Spelaeoconcha paganettii is a species of very small air-breathing land snail, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.[3]

Spelaeoconcha paganettii
Drawing of three views of a shell of Spelaeoconcha paganettii from its original description by Rudolf Sturany in 1901
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Orthurethra
Superfamily:
Pupilloidea
Family:
Spelaeoconchidae

A. J. Wagner, 1928[1]
Genus:
Spelaeoconcha

Species:
S.  paganettii
Binomial name
Spelaeoconcha paganettii

The genus is monotypic, as also is the family.

Taxonomy

The family Spelaeoconchidae is classified within the informal group Orthurethra, itself belonging to the clade Stylommatophora within the clade Eupulmonata (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).[3] The family Spelaeoconchidae has no subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Spelaeoconcha paganettii is the only species in the genus Spelaeoconcha and Spelaeoconcha is the only genus in the family Spelaeoconchidae.

Spelaeoconcha is the type genus of the family Spelaeoconchidae.[3]

Distribution

The distribution of Spelaeoconcha paganettii includes Croatia, Bosnia and Hercegovina.[4]

Description

The shell is whitish or pale yellowish, almost smooth and very shiny.[4] The shell has 7 not very convex whorls.[4] The last whorl is ascending shortly before the aperture.[4] The aperture is without teeth.[4] Apertural margin is thickened except on upper side, and with a wavy contour seen from the side.[4] Umbilicus is open but very narrow, only partly covered by columellar margin of the aperture.[4]

The width of the shell is 2.5–2.6 mm.[4] The height of the shell is 5.4–6.1 mm.[4]

Ecology

This small snail was found under stone rubble, on blackish-brown soil in a cave.[4]

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References

This article incorporates public domain text from the reference [4]

  1. Wagner A. J. (1928). Annales Zoologicae Musei Polonici Historiae Naturalis 6(4): 318.
  2. (in German) Sturany R. (1901). "Ueber eine neue Höhlenschnecke". Verhandlungen der kaiserlich-königlichen Zoologisch-Botanischen Gesellschaft in Wien 51: 761-762.
  3. Bouchet, Philippe; Rocroi, Jean-Pierre; Frýda, Jiri; Hausdorf, Bernard; Ponder, Winston; Valdés, Ángel & Warén, Anders (2005). "Classification and nomenclator of gastropod families". Malacologia. Hackenheim, Germany: ConchBooks. 47 (1–2): 1–397. ISBN 3-925919-72-4. ISSN 0076-2997.
  4. "Species summary for Spelaeoconcha paganettii". AnimalBase, last modified 12 August 2008, accessed 5 April 2011.
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