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.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
Distribution This genus is found throughout the Holarctic ecozone, and also in South Africa and Mexico.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.
Species The genus Punctum includes the following species:
The type species is Helix minutissima Lea, 1841
Punctum abbadianum (Bourguignat, 1883) Punctum adami Bruggen & Goethem, 2001 † Punctum alveus Pierce, 1992 Punctum amblygonum (Reinhardt, 1877) Punctum apertum Pilsbry & Y. Hirase, 1904 Punctum atomus Pilsbry & Hirase, 1904 Punctum azoricum De Winter, 1988"Species in genus Punctum" (n=2). AnimalBase, accessed 5 July 2011. Punctum blandianum Pilsbry, 1900 Punctum boreale Pilsbry & Y. Hirase, 1905 Punctum bristoli (Gulick,1904) Punctum brucei (Jickeli, 1874) Punctum californicum Pilsbry, 1898 Punctum camerunense de Winter, 2017 Punctum depressum Odhner, 1922 Punctum elachistum Pilsbry & Y. Hirase, 1904 Punctum hainanensis (Möllendorff, 1887) Punctum hannai B. Roth, 1985 Punctum horneri Ancey, 1904 Punctum infans Pilsbry & Y. Hirase, 1904 Punctum japonicum Pilsbry, 1900 Punctum kilimanjaricum Verdcourt, 1978 Punctum lepta (Westerlund, 1883) Punctum lozeki Horsák & Meng, 2018 Punctum micropleuros (Paget, 1854) Punctum minutissimum I. Lea, 1841 – but Helix minutissima may be considered as a synonym of Punctum pygmaeum"Synonyms of Helix pygmaea. accessed 5 July 2011. Punctum mokotoense Abdou & Bouchet, 2000 Punctum morseanum Pilsbry, 1902 Punctum nimbaense de Winter, 2017 † Punctum oligocaenicum Zinndorf, 1901 Punctum orphana (Heude, 1882) Punctum pallidum Connolly, 1922Wronski 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. . † Punctum parvulum Gottschick, 1920 † Punctum parvulum A. B. Leonard, 1972 (unreplaced junior homonym; junior homonym of † Punctum parvulum Gottschick, 1920; no replacement name is available)) † Punctum patagonicum Miquel & P. E. Rodriguez, 2016 Punctum petiti Fischer-Piette & Vukadinovic, 1971 Punctum polynesicum Solem, 1983 † Punctum propygmaeum Andreae, 1904 † Punctum pumilio Jooss, 1918 Punctum pygmaeum (Draparnaud, 1801)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). – type species Punctum randolphi Dall, 1895 Punctum rota Pilsbry & Hirase, 1904 Punctum seychellarum Gerlach, 1998 Punctum smithi Morrison, 1935 Punctum taiwanicum Pilsbry & Hirase, 1905 Punctum ugandanum (E. A. Smith, 1903) Punctum ussuriense Likharev & Rammelmeyer, 1952 Punctum vitreum H. B. Baker, 1930
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
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
External links AnimalBase info Morse, E. S. (1864). Observations on the terrestrial Pulmonifera of Maine, including a catalogue of all the species of terrestrial and fluviatile Mollusca known to inhabit the state. Journal of the Portland Society of Natural History. 1(1): 1–63, pls 1–10 Pfeiffer, L. (1878–1881). Nomenclator heliceorum viventium. [Posthumous work edited by S. Clessin]. Fischer: Cassel. 617 pp. See Bouchet & Rocroi, 2005 for section dates. pp. 1–64, 1878; 65–192, 1879; 193–400, 1879–80; 401–546, 1881; 547–617, 1881