''Aegista'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...

terrestrial Terrestrial refers to things related to land or the planet Earth, as opposed to extraterrestrial. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on o ...

pulmonate Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...

s in the family

Camaenidae Camaenidae is a Family (biology), family of air-breathing land snails, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea, the typical snails and their allies. This is one of the most diverse families i ...

.MolluscaBase eds. (2020). MolluscaBase. Aegista Albers, 1850. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=874976 on 7 May 2020

Anatomy

Species within this genus create and use

love darts A love dart (also known as a gypsobelum, shooting darts, or just as darts) is a sharp, calcium carbonate, calcareous or chitinous Dart (missile), dart which some hermaphroditic land snails and slugs create. Love darts are both formed and stor ...

as part of their mating behavior.

Description

The thin, conical or lenticular shell is depressed and widely umbilicated. The shell is uniform corneous. The shell is strongly sculptured. The periphery is rounded, or obtusely angulated. The rounded

body whorl The body whorl is part of the morphology (biology), morphology of the gastropod shell, shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk ...

is descending in front. The

peristome Peristome (from the Greek language, Greek ''peri'', meaning 'around' or 'about', and ''stoma'', 'mouth') is an anatomical feature that surrounds an opening to an organ or structure. Some plants, fungi, and shelled gastropods have peristomes. In mo ...

is slightly expanded, a little thickened within.G.W. Tryon, Manual of conchology. Second series: Pulmonata vol. II
/ref> In the past, this genus has often been used interchangeably with '' Plectotropis'' Martens, 1860.

Distribution

This genus of snails is distributed throughout from

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

to temperate

East Asia East Asia is a geocultural region of Asia. It includes China, Japan, Mongolia, North Korea, South Korea, and Taiwan, plus two special administrative regions of China, Hong Kong and Macau. The economies of Economy of China, China, Economy of Ja ...

Species

Species within the genus ''Aegista'' include: * '' Aegista accrescens'' (Heude, 1882) * '' Aegista araneaetela'' (P.M. Heude, 1885) (synonym: ''Helix araneaetela'' Heude, 1885) * '' Aegista aubryana'' (Heude, 1882) * '' Aegista awajiensis'' (Gude, 1900) * ''

Aegista baphica ''Aegista baphica'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Description The diameter of the shell attains 21 mm, its height 6 mm. (Original description in Latin) The shell is narro ...

'' (Mabille, 1888) * ''

Aegista caerulea ''Aegista caerulea'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution and habitat This shell occurs on the Ryukyu Islands, Japan. and Korea References * Kuroda, T. (1960). Ok ...

'' Kuroda & T. Habe, 1960 * ''

Aegista calcicola ''Aegista calcicola'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution and habitat This shell occurs in Japan and Korea Korea is a peninsular region in East Asia consi ...

'' (Masuda & Habe, 1989) * ''

Aegista carinata ''Aegista carinata'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Descriprtion It is more depressed than '' Trishoplita goodwinii'' (E. A. Smith, 1876) and distinctly keeled at the peri ...

'' (Gude, 1901) * ''

Aegista catostoma ''Aegista catostoma'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista catostoma (W. T. Blanford, 1869). Accessed through: World Register of Mar ...

'' (W. T. Blanford, 1869) * ''

Aegista celsa ''Aegista celsa'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. (Pilsbry & Y. Hirase, 1908). Accessed through: World Register of Marine Species at: h ...

'' (Pilsbry & Y. Hirase, 1908) * '' Aegista chejuensis'' (Pilsbry & Hirase, 1908) * '' Aegista chinensis'' (R. A. Philippi, 1845) * '' Aegista chosenica'' (Pilsbry, 1927) * ''

Aegista congener ''Aegista congener'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista congener Preston, 1914. Accessed through: World Register of Marine Species ...

'' Preston, 1914 * '' Aegista coudeini'' (Bavay & Dautzenberg, 1900) * '' Aegista crassiuscula'' (E. A. Smith, 1896) * ''

Aegista diversa ''Aegista diversa'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae, and was first described in 1936 by Tokubei Kuroda. It is an hermaphrodite with fertililisation occurring as the eggs are ...

'' Kuroda & Miyanaga, 1936 * '' Aegista diversifamilia'' C.-W. Huang, Y.-C. Lee, S.-M. Lin & W.-L. Wu, 2014 * '' Aegista fausta'' Kuroda & Habe, 1951 * '' Aegista fauveli'' (Bavay & Dautzenberg, 1900) * '' Aegista friedeliana'' (E. von Martens, 1864) * '' Aegista fulvicans'' (H. Adams, 1866) * ''

Aegista furtiva ''Aegista furtiva'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Description The diameter of the shell attains 19 mm. The shell exhibits a moderate umbilicus, with a corneous textu ...

'' (Heude, 1885) * ''

Aegista gitaena ''Aegista gitaena'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution and habitat This species occurs in Vietnam and Laos Laos, officially the Lao People's Democratic Rep ...

'' (Bavay & Dautzenberg, 1908) * ''

Aegista gottschei ''Aegista gottschei'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. It was first described in 1887 by Otto Franz von Mollendorff as ''Helix (Aegista) gottschei.''von Möllendorff, O. F. (1 ...

'' (Möllendorff, 1887) * ''

Aegista granti ''Aegista granti'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution and habitat This species occurs in Taiwan Taiwan, officially the Republic of China (ROC), is a count ...

'' (L. Pfeiffer, 1865) * '' Aegista hachijoensis'' (Pilsbry, 1902) * '' Aegista hakusanensis'' M. Azuma & Y. Azuma, 1982 * '' Aegista hebes'' (Pilsbry & Hirase, 1905) * '' Aegista herpestes'' (P.M. Heude, 1885) * '' Aegista hiroshifukudai'' Hirano, Kameda & Chiba, 2016 * ''

Aegista huberorum ''Aegista huberorum'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This shell occurs in Myanmar Myanmar, officially the Republic of the Union of Myanmar; and als ...

'' Thach, 2023 * ''

Aegista hupeana ''Aegista hupeana'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Description The diameter of the shell is 17 mm, its height 6 mm. (Original description in Latin) The shell is ...

'' (Gredler, 1886) * '' Aegista impexa'' (Pilsbry & Hirase, 1905) * '' Aegista inrinensis'' (Pilsbry & Hirase, 1905) * '' Aegista intonsa'' (Pilsbry & Y. Hirase, 1902) * ''

Aegista kanmuriyamensis ''Aegista kanmuriyamensis'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This shell occurs in Japan Japan is an island country in East Asia. Located in the Pacific O ...

'' M. Azuma & Y. Azuma, 1982 * '' Aegista kantori'' Thach & F. Huber, 2021 * '' Aegista kobensis'' (Schmacker & O. Boettger, 1890) (accepted > unreplaced junior homonym, based on unavailable original name; ''gotoensis'' appears to be the earliest available name) * '' Aegista kunimiensis'' M. Azuma & Y. Azuma, 1982 * '' Aegista laoyelingensis'' Zhang, 1993 * '' Aegista lasia'' (Pilsbry & Y. Hirase, 1909) * '' Aegista laurentii'' (Gredler, 1887) * '' Aegista lautsi'' (Schmacker & O. Boettger, 1890) * ''

Aegista mayasana ''Aegista mayasana'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This shell occurs on Mount Maya, Japan Japan is an island country in East Asia. Located in the Paci ...

'' (M. Azuma, 1969) * ''

Aegista megachila ''Aegista megachila'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. ;Subspecies: * ''Aegista megachila alticola'' Möllendorff, 1899 Description The diameter of the shell attains 17 mm, ...

'' Möllendorff, 1899 * '' Aegista minima'' (Pilsbry, 1902) * ''

Aegista mitanensis ''Aegista mitanensis'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista mitanensis (Godwin-Austen, 1889). Accessed through: World Register of Ma ...

'' (Godwin-Austen, 1889) * ''

Aegista nikkoensis ''Aegista nikkoensis'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This shell occurs in Japan Japan is an island country in East Asia. Located in the Pacific Ocean ...

'' Kuroda, 1982 * ''

Aegista oculus ''Aegista oculus'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista oculus (L. Pfeiffer, 1850). Accessed through: World Register of Marine Speci ...

'' (L. Pfeiffer, 1850) * '' Aegista oldhami'' (Benson, 1859) * '' Aegista omma'' (Pilsbry & Y. Hirase, 1904) * '' Aegista onae'' Thach & F. Huber, 2021 * '' Aegista packhaensis'' Bavay & Dautzenberg, 1909) * '' Aegista permellita'' (Heude, 1886) * '' Aegista perplexa'' (Pilsbry & Hirase, 1905) * ''

Aegista phayrei ''Aegista phayrei'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Description (Original description in Latin) The shell is lenticular and funnel-shaped with an obtuse keel. It features st ...

'' (Theobald, 1859) * '' Aegista platyomphala'' (Möllendorff, 1885) * ''

Aegista proba ''Aegista proba'' is a species of air-breathing land snails, a Terrestrial animal, terrestrial pulmonate gastropod in the family Camaenidae. ;Subspecies: * ''Aegista proba eminens'' (Pilsbry & Y. Hirase, 1904) * ''Aegista proba goniosoma'' (Pil ...

'' (A. Adams, 1868) * '' Aegista proxima'' (Pilsbry & Y. Hirase, 1909) * '' Aegista pseudopapuina'' (Möllendorff, 1901) * ''

Aegista pseudotrochula ''Aegista pseudotrochula'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This shell occurs in Vietnam and Laos Laos, officially the Lao People's Democratic Republic (L ...

'' (Bavay & Dautzenberg, 1909) * ''

Aegista pygmaea ''Aegista pygmaea'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This species occurs in Japan Japan is an island country in East Asia. Located in the Pacific Ocean o ...

'' Kuroda & Kawamoto, 1956 * ''

Aegista pyramidata ''Aegista pyramidata'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. MolluscaBase eds. (2024). MolluscaBase. Aegista pyramidata (Pilsbry, 1927). Accessed through: World Register of Marine ...

'' (Pilsbry, 1927) * '' Aegista serpestes'' (Heude, 1890) * '' Aegista squarrosa'' (A. Gould, 1859) * '' Aegista stenomphala'' Minato, 2003 * '' Aegista stephanieclarkae'' Thach & F. Huber, 2021 * '' Aegista subchinensis'' (Möllendorff, 1884) * '' Aegista subinflexa'' (Mabille, 1889) * ''

Aegista tadai ''Aegista tadai'' is a species of air-breathing land snails, a Terrestrial animal, terrestrial pulmonate gastropod in the family Camaenidae. Distribution This species occurs in Japan. References

* Minato, H. (1983). A New Aegista (Bradyba ...

'' Minato, 1983 * ''

Aegista taiwanica ''Aegista taiwanica'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Distribution This species occurs in Taiwan Taiwan, officially the Republic of China (ROC), is a country in East ...

'' Kuroda, 1941 * '' Aegista tapeina'' (W. H. Benson, 1836) * ''

Aegista tenerrima ''Aegista tenerrima'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae. Description The diameter of the shell attains 18 mm, its height 11 mm. Distribution This species occurs in ...

'' Möllendorff, 1899 * ''

Aegista tenuissima ''Aegista tenuissima'' is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista tenuissima (Pilsbry & Hirase, 1908). Accessed through: World Register of ...

'' (Pilsbry & Hirase, 1908) * '' Aegista tokyoensis'' Sorita, 1980 * ''

Aegista tumida ''Aegista tumida'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Camaenidae.MolluscaBase eds. (2024). MolluscaBase. Aegista tumida (Gude, 1901). Accessed through: World Register of Marine Specie ...

'' (Gude, 1901) * '' Aegista vermis'' (Reeve, 1852)

Synonyms

* ''Aegista aemula'' (Gude, 1900): synonym of '' Plectotropis aemula'' (Gude, 1900) * ''Aegista bonnieri'' (H. Fischer, 1898): synonym of '' Plectotropis bonnieri'' (H. Fischer, 1898) * ''Aegista chondroderma'' (O.F. von Möllendorff, 1900): synonym of '' Plectotropis chondroderma'' Möllendorff, 1900 * ''Aegista coeni'' Preston, 1914: synonym of '' Landouria coeni'' (Preston, 1914) (original combination) * ''Aegista conomphala'' Pilsbry & Y. Hirase, 1903: synonym of '' Plectotropis conomphala'' Pilsbry & Y. Hirase, 1903 * ''Aegista elegantissima'' (L. Pfeiffer, 1849) : synonym of ''

Plectotropis elegantissima ''Plectotropis'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Camaenidae.MolluscaBase eds. (2020). MolluscaBase. Plectotropis E. von Martens, 1860. Accessed through: World Register of Marine Spe ...

'' (L. Pfeiffer, 1849) * ''Aegista emma'' (L. Pfeiffer, 1863): synonym of ''

Ganesella emma ''Ganesella'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Camaeninae of the family Camaenidae.MolluscaBase eds. (2020). MolluscaBase. Ganesella W. T. Blanford, 1863. Accessed through: World R ...

'' (L. Pfeiffer, 1863) (unaccepted >

superseded combination In taxonomy, a superseded combination is a notice of change to the binomial nomenclature of the accepted name of a species. This happens when a species is moved to a new genus after the initial species description. The original name is called a ...

) * ''Aegista gerlachi'' E.C. Von Martens, 1881: synonym of ''

Plectotropis gerlachi ''Plectotropis'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Camaenidae.MolluscaBase eds. (2020). MolluscaBase. Plectotropis E. von Martens, 1860. Accessed through: World Register of Marine Spe ...

'' (E. von Martens, 1881) * ''Aegista grumulus'' Godwin-Austen, 1891: synonym of '' Landouria grumulus'' (Godwin-Austen, 1891) * ''Aegista horrida'' (Pilsbry, 1900): synonym of ''

Plectotropis horrida ''Plectotropis'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Camaenidae.MolluscaBase eds. (2020). MolluscaBase. Plectotropis E. von Martens, 1860. Accessed through: World Register of Marine Spe ...

'' (Pilsbry, 1900) * ''Aegista inexpectata'' Kuroda & Minato, 1977: synonym of ''

Plectotropis inexpectata ''Plectotropis inexpectata'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Camaenidae. This species is endemic to Japan Japan is an island country in East Asia. Located in the Pacific O ...

'' (Kuroda & Minato, 1977) * ''Aegista inornata'' (H.A. Pilsbry, 1901): synonym of '' Plectotropis osbeckii'' (R. A. Philippi, 1847) * ''Aegista kiusiuensis'' (Pilsbry, 1900): synonym of '' Plectotropis kiusiuensis'' (Pilsbry, 1900) * ''Aegista lepidophora'' (Gude, 1900): synonym of '' Plectotropis lepidophora'' (Gude, 1900) * ''Aegista mackensii'' (A. Adams & Reeve, 1850) : synonym of '' Plectotropis mackensii'' (Adams & Reeve, 1850) * ''Aegista martensiana'' (H.A. Pilsbry, 1901): synonym of ''Aegista (Aegista) squarrosa squarrosa'' (A. Gould, 1859): synonym of ''Aegista squarrosa squarrosa'' (A. Gould, 1859) * ''Aegista mesasiana'' (Lindholm, 1927): synonym of '' Paedhoplita lentina'' (E. von Martens, 1885) (junior subjective synonym) * ''Aegista marginata'' (Pilsbry & Y. Hirase, 1903): synonym of '' Plectotropis marginata'' (Pilsbry & Y. Hirase, 1903) * ''Aegista mimula'' (H.A. Pilsbry, 1901): synonym of ''Aegista proba mimula'' (Pilsbry, 1900) * ''Aegista omiensis'' (Pilsbry, 1901): synonym of '' Plectotropis omiensis'' (Pilsbry, 1902) * ''Aegista pannosa'' (Pilsbry, 1902): synonym of '' Plectotropis pannosa'' (Pilsbry, 1902) * ''Aegista scepasma'' (Reeve, 1854): synonym of '' Plectotropis scepasma'' (Reeve, 1854) * ''Aegista tenella'' (L. Pfeiffer, 1862) : synonym of '' Chloritis tenella'' (L. Pfeiffer, 1862) (subsequent combination) * ''Aegista tokunoshimana'' Pilsbry & Y. Hirase, 1904: synonym of ''Aegista squarrosa tokunoshimana'' (Pilsbry & Y. Hirase, 1904) * ''Aegista trichotropis'' (L. Pfeiffer, 1850): synonym of '' Plectotropis trichotropis'' (L. Pfeiffer, 1850) * ''Aegista trochula'' (A. Adams, 1868): synonym of '' Neoaegista trochula'' (A. Adams, 1868) * ''Aegista visayana'' (Möllendorf, 1888): synonym of '' Plectotropis visayana'' (Möllendorff, 1888) * ''Aegista vulgivaga''(P.B. Schmacker & O. Böttger, 1890): synonym of '' Plectotropis vulgivaga'' (Schmacker & O. Boettger, 1890) ;Taxon inquirendum: * ''Aegista delectabilis'' (P. Ehrmann, 1900): synonym of ''

Plectotropis delectabilis ''Plectotropis'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Camaenidae.MolluscaBase eds. (2020). MolluscaBase. Plectotropis E. von Martens, 1860. Accessed through: World Register of Marine Spec ...

'' Ehrmann, 1900 (uncertain, unassessed) * ''Aegista shermani'' L. Pfeiffer, 1866 sensu Huang et al. (2014) taxon inquirendum, based on a misidentification; not ''

Helix shermani A helix (; ) is a shape like a cylindrical coil spring or the thread of a machine screw. It is a type of smooth space curve with tangent lines at a constant angle to a fixed axis. Helices are important in biology, as the DNA molecule is form ...

'' L. Pfeiffer, 1866)

References

* List of species at

* Taxonomy at

* Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: 16 July 2017.

External links

Albers, J. C. (1850). Die Heliceen nach natürlicher Verwandtschaft systematisch geordnet. Berlin: Enslin. 262 pp.
Aegista, Camaenidae Taxonomy articles created by Polbot Gastropod genera {{Camaenidae-stub