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.^[2]

Quick Facts Pyrgulina, Scientific classification ...

Pyrgulina
Apertural view of a shell of Pyrgulina densecostata
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Heterobranchia
Subcohort:	Panpulmonata
Superfamily:	Pyramidelloidea
Family:	Pyramidellidae
Genus:	Pyrgulina A. Adams, 1864 [1]
Type species
Chrysallida casta A. Adams, 1864
Synonyms
Chrysallida (Pyrgulina) A. Adams, 1864 Contraxiala Laseron, 1956 Eupyrgulina Melvill, 1910 Odostomia (Pyrgulina) A. Adams, 1863 Parthenia (Pyrgulina) A. Adams, 1863 Pyrgulina (Pyrgulina) A. Adams, 1853 Pyrgulina (Standeniella) Saurin, 1958 · accepted, alternate representation Standeniella Saurin, 1958

Close

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.^[3]

Species within the genus Pyrgulina include:^[2]

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 costulata (Dunker, 1860): synonym of Pyrgulina pupaeformis (Souverbie, 1865)
• Pyrgulina crystallopecta Melvill, 1910: synonym of Pyrgiscus crystallopectus (Melvill, 1910)
• Pyrgulina dautzenbergi Melvill, 1910: synonym of Polemicella dautzenbergi (Melvill, 1910) (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 (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 montbruni Saurin, 1959: synonym of Pyrgulina pupaeformis (Souverbie, 1865) (doubyful synonym)
• Pyrgulina muinamensis Saurin, 1959: synonym of Pyrgulina pupaeformis (Souverbie, 1865)
• Pyrgulina mutata Dautzenberg, 1912: synonym of Kongsrudia mutata (Dautzenberg, 1912)
• Pyrgulina nigraerupis Saurin, 1959 : synonym of Pyrgulina tenerrima (Melvill, 1906)
• 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 pretiosa (Turton, 1932): synonym of Pyrgulina sowerbyi van Aartsen & Corgan, 1996 (secondary junior homonym of Pyrgulina pretiosa Dautzenberg & Fischer, 1907; Pyrgulina sowerbyi is a replacement name.)
• 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 senex Hedley, 1902: synonym of Miralda senex (Hedley, 1902) (original combination)
• Pyrgulina sowerbyi van Aartsen & Corgan, 1996: synonym of Pyrgulina pretiosa (Turton, 1932)