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Pyrgulina

Pyrgulina is a small genus of very small sea snails, pyramidellid gastropod mollusks or micromollusks. This genus is currently placed in the subfamily Chrysallidinae of the family Odostomiidae.

General description

The whorls of the teleoconch are sculptured similarly throughout. Varices are absent. The shell is marked with strong axial ribs which extend from the summit to the umbilical area The spiral markings consist of impressed lines. The fine, incised spiral striations are subequally spaced and present at the intercostal spaces between the sutures and on the base of the whorls.

Species

Species within the genus Pyrgulina include:

Species brought into synonymy :
  • Pyrgulina abbreviata Monterosato, 1884: synonym of Turbonilla amoena (Monterosato, 1878)
  • Pyrgulina angulosa Monterosato, 1889: synonym of Parthenina angulosa (Monterosato, 1889)
  • Pyrgulina approximans <small>Dautzenberg, 1912</small>: synonym of Kongsrudia approximans (<small>Dautzenberg, 1912</small>)
  • Pyrgulina bavayi <small>Dautzenberg, 1912</small>: synonym of Kongsrudia gruveli (Dautzenberg, 1910)
  • Pyrgulina bartschi <small>Dautzenberg & Fischer, 1906</small>: synonym of Egilina callista (Melvill, 1893)
  • Pyrgulina bavayi <small>Dautzenberg, 1912</small>: synonym of Kongsrudia gruveli (Dautzenberg, 1910)
  • Pyrgulina brevicula Monterosato, 1884: synonym of Chrysallida monterosatii (Clessin, 1900): synonym of Parthenina monterosatii (Clessin, 1900)
  • Pyrgulina brusinai Cossmann, 1921: synonym of Chrysallida incerta (Milaschewitsch, 1916)
  • Pyrgulina callista Mevill, 1893: synonym of Egilina callista (Melvill, 1893)
  • Pyrgulina claudoni <small>Dautzenberg & Fischer, 1906</small>: synonym of Numaegilina claudoni (<small>Dautzenberg & Fischer, 1906</small>)
  • Pyrgulina connexa <small>Dautzenberg, 1912</small>: synonym of Chrysallida connexa (<small>Dautzenberg, 1912</small>)
  • Pyrgulina cossmanni <small>Hornung & Mermod, 1924</small>: synonym of Besla cossmanni (<small>Hornung & Mermod, 1924</small>)
  • Pyrgulina costulata (Dunker, 1860): synonym of Pyrgulina pupaeformis (Souverbie, 1865)
  • Pyrgulina crystallopecta <small>Melvill, 1910</small>: synonym of Pyrgiscus crystallopectus (<small>Melvill, 1910</small>)
  • Pyrgulina dautzenbergi <small>Melvill, 1910</small>: synonym of Polemicella dautzenbergi (<small>Melvill, 1910</small>) (original combination)
  • Pyrgulina decorata (Philippi, 1849): synonym of Chrysallida decorata (Philippi, 1849)
  • Pyrgulina denticula Coen, 1933: synonym of Chrysallida terebellum (Philippi, 1844): synonym of Parthenina terebellum (Philippi, 1844)
  • Pyrgulina edgarii Melvill, 1896: synonym of Turbonilla edgarii<small> (Melvill, 1896))</small>
  • Pyrgulina epentroma<small> (Melvill, 1896))</small>: synonym of Costabieta epentroma<small> (Melvill, 1896))</small>
  • Pyrgulina fannyae <small>Saurin, 1959</small>: synonym of Linopyrga fannyae (<small>Saurin, 1959</small>)
  • Pyrgulina feriarum <small>Saurin, 1959</small>: synonym of Linopyrga feriarum (<small>Saurin, 1959</small>)
  • Pyrgulina gemmifera Dautzenberg & H. Fischer, 1906: synonym of Liamorpha gemmifera (Dautzenberg & H. Fischer, 1906)
  • Pyrgulina germaini <small>Dautzenberg & Fischer, 1906</small>: synonym of Odostomella germaini (<small>Dautzenberg & Fischer, 1906</small>)
  • Pyrgulina germaini <small>Dautzenberg, 1912</small>: synonym of Pyrgulina substituta Dautzenberg, 1913
  • Pyrgulina givenchyi <small>Dautzenberg, 1912</small>: synonym of Chrysallida jullieni (<small>Dautzenberg, 1912</small>)
  • Pyrgulina gliriella Melvill & Standen, 1896: synonym of Herviera gliriella (Melvill & Standen, 1896)
  • Pyrgulina humilis (Preston, 1905): synonym of Quirella humilis (Preston, 1905)
  • Pyrgulina indistincta (Montagu, 1808): synonym of Parthenina indistincta (Montagu, 1808)
  • Pyrgulina infrasulcata <small>Dautzenberg, 1912</small>: synonym of Odetta sulcata (de Folin, 1870)
  • Pyrgulina lamyi <small>Dautzenberg, 1912</small> : synonym of Pyrgulina mutata <small>Dautzenberg, 1912</small>
  • Pyrgulina lamyi <small>Dautzenberg & Fischer, 1906</small>: synonym of Egilina lamyi (<small>Dautzenberg & Fischer, 1906</small>)
  • Pyrgulina manorae (Melvill, 1898): synonym of Turbonilla manorae Melvill, 1898: synonym of Turbonilla mumia<small> (A. Adams, 1861)</small>
  • Pyrgulina monicae<small> Saurin, 1958</small>: synonym of Parthenina monicae (Saurin, 1958)
  • Pyrgulina montbruni <small>Saurin, 1959</small>: synonym of Pyrgulina pupaeformis (Souverbie, 1865) (doubyful synonym)
  • Pyrgulina muinamensis <small>Saurin, 1959</small>: synonym of Pyrgulina pupaeformis (Souverbie, 1865)
  • Pyrgulina mutata <small>Dautzenberg, 1912</small>: synonym of Kongsrudia mutata (<small>Dautzenberg, 1912</small>)
  • Pyrgulina nigraerupis <small>Saurin, 1959</small> : synonym of Pyrgulina tenerrima <small>(Melvill, 1906)</small>
  • Pyrgulina perscalata <small>(Hedley, 1909)</small>: synonym of Linopyrga perscalata <small>(Hedley, 1909)</small>
  • Pyrgulina perspectiva Hedley, 1902: synonym of Egilina callista (Melvill, 1893)
  • Pyrgulina polemica <small>Melvill, 1910</small>: synonym of Polemicella polemica (<small>Melvill, 1910</small>)
  • Pyrgulina prestoni <small>Dautzenberg & Fischer, 1906</small>: synonym of Egilina prestoni (<small>Dautzenberg & Fischer, 1906</small>)
  • Pyrgulina pretiosa <small>Dautzenberg & Fischer, 1906</small>: synonym of Miralda pretiosa (<small>Dautzenberg & Fischer, 1906</small>)
  • Pyrgulina pretiosa (Turton, 1932): synonym of Pyrgulina sowerbyi <small>van Aartsen & Corgan, 1996</small> (secondary junior homonym of Pyrgulina pretiosa <small>Dautzenberg & Fischer, 1907</small>; Pyrgulina sowerbyi is a replacement name.)
  • Pyrgulina primitractus <small>Saurin, 1959</small>: synonym of Linopyrga primitractus (<small>Saurin, 1959</small>)
  • Pyrgulina pura <small>Saurin, 1961</small>: synonym of Chrysallida pura (<small>Saurin, 1962</small>)
  • Pyrgulina pygmaea Thiele, 1925: synonym of Pyrgulina bantama <small>van Aartsen & Corgan, 1996</small>
  • Pyrgulina sculptatissima <small>Dautzenberg, 1912</small>: synonym of Miralda elegans (de Folin, 1870): synonym of Liamorpha elegans (de Folin, 1870)
  • Pyrgulina sinus <small>Saurin, 1959</small>: synonym of Linopyrga sinus (<small>Saurin, 1959</small>)
  • Pyrgulina senex Hedley, 1902: synonym of Miralda senex (Hedley, 1902) (original combination)
  • Pyrgulina sowerbyi <small>van Aartsen & Corgan, 1996</small>: synonym of Pyrgulina pretiosa (Turton, 1932)

References

External links