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.
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 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 Dautzenberg, 1912: synonym of Kongsrudia approximans (Dautzenberg, 1912)
Pyrgulina bavayi Dautzenberg, 1912: synonym of Kongsrudia gruveli (Dautzenberg, 1910)
Pyrgulina bartschi Dautzenberg & Fischer, 1906: synonym of Egilina callista (Melvill, 1893)
Pyrgulina bavayi Dautzenberg, 1912: 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 Dautzenberg & Fischer, 1906: synonym of Numaegilina claudoni (Dautzenberg & Fischer, 1906)
Pyrgulina connexa Dautzenberg, 1912: synonym of Chrysallida connexa (Dautzenberg, 1912)
Pyrgulina cossmanni Hornung & Mermod, 1924: synonym of Besla cossmanni (Hornung & Mermod, 1924)
Pyrgulina crystallopecta Melvill, 1910: synonym of Pyrgiscus crystallopectus (Melvill, 1910)
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 (Melvill, 1896)
Pyrgulina epentroma (Melvill, 1896): synonym of Costabieta epentroma (Melvill, 1896)
Pyrgulina fannyae Saurin, 1959: synonym of Linopyrga fannyae (Saurin, 1959)
Pyrgulina feriarum Saurin, 1959: synonym of Linopyrga feriarum (Saurin, 1959)
Pyrgulina gemmifera Dautzenberg & H. Fischer, 1906: synonym of Liamorpha gemmifera (Dautzenberg & H. Fischer, 1906)
Pyrgulina germaini Dautzenberg & Fischer, 1906: synonym of Odostomella germaini (Dautzenberg & Fischer, 1906)
Pyrgulina germaini Dautzenberg, 1912: synonym of Pyrgulina substituta Dautzenberg, 1913
Pyrgulina givenchyi Dautzenberg, 1912: synonym of Chrysallida jullieni (Dautzenberg, 1912)
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 Dautzenberg, 1912: synonym of Odetta sulcata (de Folin, 1870)
Pyrgulina lamyi Dautzenberg, 1912 : synonym of Pyrgulina mutata Dautzenberg, 1912
Pyrgulina lamyi Dautzenberg & Fischer, 1906: synonym of Egilina lamyi (Dautzenberg & Fischer, 1906)
Pyrgulina manorae (Melvill, 1898): synonym of Turbonilla manorae Melvill, 1898: synonym of Turbonilla mumia (A. Adams, 1861)
Pyrgulina monicae Saurin, 1958: synonym of Parthenina monicae (Saurin, 1958)
Pyrgulina mutata Dautzenberg, 1912: synonym of Kongsrudia mutata (Dautzenberg, 1912)
Pyrgulina perscalata (Hedley, 1909): synonym of Linopyrga perscalata (Hedley, 1909)
Pyrgulina perspectiva Hedley, 1902: synonym of Egilina callista (Melvill, 1893)
Pyrgulina polemica Melvill, 1910: synonym of Polemicella polemica (Melvill, 1910)
Pyrgulina prestoni Dautzenberg & Fischer, 1906: synonym of Egilina prestoni (Dautzenberg & Fischer, 1906)
Pyrgulina pretiosa Dautzenberg & Fischer, 1906: synonym of Miralda pretiosa (Dautzenberg & Fischer, 1906)
Pyrgulina primitractus Saurin, 1959: synonym of Linopyrga primitractus (Saurin, 1959)
Pyrgulina pura Saurin, 1961: synonym of Chrysallida pura (Saurin, 1962)
Pyrgulina pygmaea Thiele, 1925: synonym of Pyrgulina bantama van Aartsen & Corgan, 1996
Pyrgulina sculptatissima Dautzenberg, 1912: synonym of Miralda elegans (de Folin, 1870): synonym of Liamorpha elegans (de Folin, 1870)
Pyrgulina sinus Saurin, 1959: synonym of Linopyrga sinus (Saurin, 1959)
Pyrgulina sowerbyi van Aartsen & Corgan, 1996: synonym of Pyrgulina pretiosa (Turton, 1932)
