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Punctum (gastropod)

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Punctum
Punctum minutissimum
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Superorder: Eupulmonata
Order: Stylommatophora
Family: Punctidae
Genus: Punctum
Morse, 1864[1]
Type species
Helix minutissima
I. Lea, 1841
Synonyms[2]
  • Patula (Patulastra) L. Pfeiffer, 1879 (junior synonym)
  • Patulastra L. Pfeiffer, 1879
  • Punctum (Pseudopunctum) J. P. E. Morrison, 1935· accepted, alternate representation
  • Punctum (Punctum) Morse, 1864· accepted, alternate representation

Punctum is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the subfamily Punctinae of the family Punctidae, the dot snails.[2]

Distribution

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This genus is found throughout the Holarctic ecozone, and also in South Africa and Mexico.[3]

Species

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The genus Punctum includes the following species:

The type species is Helix minutissima Lea, 1841

Synonyms
  • Punctum (Toltecia) Pilsbry, 1926: synonym of Paralaoma Iredale, 1913
  • Punctum abyssinicum (Jickeli, 1874): synonym of Trachycystis abyssinica (Jickeli, 1874)
  • Punctum clappi Pilsbry, 1898: synonym of Planogyra clappi (Pilsbry, 1898) (original combination)
  • Punctum conicum Odhner, 1922: synonym of Sinployea conica (Odhner, 1922) (original combination)
  • Punctum conspectum (Bland, 1865): synonym of Paralaoma servilis (Shuttleworth, 1852) (junior synonym)
  • Punctum cryophilum (E. von Martens, 1865): synonym of Toltecia pusilla (Lowe, 1831): synonym of Paralaoma servilis (Shuttleworth, 1852)
  • Punctum homalospira (Morelet, 1883): synonym of Psichion homalospira (Morelet, 1883) (superseded combination)
  • Punctum hottentotum (Melvill & Ponsonby, 1891): synonym of Paralaoma hottentota (Melvill & Ponsonby, 1891) (superseded combination)
  • Punctum lederi (O. Boettger, 1880): synonym of Paralaoma servilis (Shuttleworth, 1852) (invalid combination)
  • Punctum victoris (Michaud, 1862): synonym of † Lucilla victoris (Michaud, 1862)

References

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  1. ^ Morse E. S. 1864. Observations on the terrestrial Pulmonifera, including a catalogue of all species of terrestrial and fluviatile Mollusca known to inhabit the state. Journal of the Portland Society of Natural History 1 (1): 1–63, Pl. I-II [= 1–2 ], 3–10.
  2. ^ a b MolluscaBase eds. (2022). MolluscaBase. Punctum Morse, 1864. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=866756 on 3 March 2022
  3. ^ Pilsbry H.A. 1948. Land Mollusca of North America (North of Mexico). The Academy of Natural Sciences of Philadelphia, Monographs, 3, vol. 2 part 2: 521–1113.
  4. ^ a b "Species in genus Punctum" Archived 17 September 2019 at the Wayback Machine (n=2). AnimalBase, accessed 5 July 2011.
  5. ^ "Synonyms of Helix pygmaea. accessed 5 July 2011.
  6. ^ a b Wronski T. & Hausdorf B. (2010). "Diversity and body-size patterns of land snails in rain forests in Uganda". Journal of Molluscan Studies 76(1): 87–100. doi:10.1093/mollus/eyp048.
  7. ^ Draparnaud J. P. R. 1801. Tableau des mollusques terrestres et fluviatiles de la France. pp. [1–2], 1–116. Montpellier, Paris. (Renaud; Bossange, Masson & Besson).
  • Fujie, A. (2000). Holocene Fossil Assemblages of Minute Land Molluscs from Sand Dunes on Kikaijima lsland in the Amami Archipelago, Japan. Venus (Journal of the Malacological Society of Japan). 59 (4): 317–324
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