Pyramidula (gastropod)

Pyramidula is a genus of very small, air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Pyramidulidae.^[2]

Pyramidula
Five shells of Pyramidula rupestris
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Infraorder:	Pupilloidei
Superfamily:	Pupilloidea
Family:	Pyramidulidae
Genus:	Pyramidula (Fitzinger, 1833)[1]
Synonyms
Cratere Porro, 1838 Helix (Pyramidula) Fitzinger, 1833 Patula (Pyramidula) Fitzinger, 1833 Pyramidula (Pyramidula) Fitzinger, 1833 Pyramidula (Pyramidulops) Habe, 1956 Pyramidulops Habe, 1956

Pyramidula is the type genus of the family Pyramidulidae.

Species

The type species in the genus Pyramidula is Pyramidula rupestris.

Species in the genus Pyramidula include:

• Pyramidula cephalonica (Westerlund, 1898), Balkans^[3]
• Pyramidula chorismenostoma (Westerlund & Blanc, 1879), Balkans^[3]
• Pyramidula conica Pilsbry & Hirase, 1902, Japan^[4]
• Pyramidula euomphalus (Blanford, 1861), India^[4]
• Pyramidula gracilitesta van Benthem Jutting, 1959
• Pyramidula halyi (Jousseaume, 1894), Sri Lanka^[4]
• Pyramidula humilis (Hutton, 1838), India^[4]
• Pyramidula jaenensis (Clessin, 1882), Iberian Peninsula^[3]
• Pyramidula javana (Möllendorff, 1897)
• Pyramidula kobayashii Kuroda & Hukuda, 1944
• Pyramidula kuznetsovi Schileyko & Balashov, 2012, Nepal^[4]
• Pyramidula micra Pilsbry, 1927
• Pyramidula przevalskii Lindholm 1922, northwest China^[5]
• Pyramidula pusilla (Vallot, 1801), Europe^[3][5] and Asia^[5]
• Pyramidula rupestris (Draparnaud, 1801), Mediterranea^[3] and maybe south of Central Asia^[5]
• Pyramidula saxatilis (Hartmann, 1842)
• † Pyramidula shantungensis Yen, 1969

Synonyms

• Pyramidula alternata (Say, 1817): synonym of Anguispira alternata (Say, 1817) (unaccepted combination)
• † Pyramidula antonini (Michaud, 1862): synonym of † Acanthinula antonini (Michaud, 1862)
• Pyramidula asteriscus (Morse, 1857): synonym of Planogyra asteriscus (Morse, 1857) (unaccepted combination)
• Pyramidula cockerelli Pilsbry, 1898: synonym of Discus shimekii (Pilsbry, 1890) (junior synonym)
• Pyramidula elrodi Pilsbry, 1900: synonym of Oreohelix elrodi (Pilsbry, 1900) (original combination)
• Pyramidula laosensis Saurin, 1953: synonym of Krobylos laosensis (Saurin, 1953) (original combination)
• † Pyramidula lecontei Stearns, 1902: synonym of † Discus lecontei (Stearns, 1902) (new combination)
• Pyramidula mamillata Andreae, 1904 †: synonym of Pleurodiscoides mamillatus (Andreae, 1904) † (new combination)
• Pyramidula patagonica Suter, 1900: synonym of Radiodiscus patagonicus (Suter, 1900)
• Pyramidula pauper (A. Gould, 1859): synonym of Discus pauper (A. Gould, 1859) (unaccepted combination)
• Pyramidula perspectiva (Say, 1817): synonym of Discus patulus (Deshayes, 1832) (junior homonym of Helix perspectiva Megerle von Mühlfeld, 1816; synonym)
• Pyramidula picta G. H. Clapp, 1920: synonym of Anguispira picta (G. H. Clapp, 1920)
• † Pyramidula ralstonensis Cockerell, 1914: synonym of † Discus ralstonensis (Cockerell, 1914) (new combination)
• Pyramidula randolphii Dall, 1895: synonym of Punctum randolphii (Dall, 1895) (original combination)
• † Pyramidula recurrecta (Oppenheim, 1890): synonym of † Pfefferiola recurrecta (Oppenheim, 1890)
• Pyramidula striatella (J. G. Anthony, 1840): synonym of Discus whitneyi (Newcomb, 1864) (junior synonym)
• Pyramidula strigosa (A. Gould, 1846): synonym of Oreohelix strigosa (A. Gould, 1846) (unaccepted combination)
• † Pyramidula subteres (Clessin, 1877): synonym of † Lucilla subteres (Clessin, 1877)
• Pyramidula umbilicata (Montague, 1803), Iberian Peninsula and British Isles:^[3] synonym of Pyramidula pusilla (Vallot, 1801) (junior subjective synonym)