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Helicostoidae
''Helicostoa'' is a monotypic genus of freshwater snail, an aquatic gastropod mollusc in the order Littorinimorpha containing the single species ''Helicostoa sinensis''. ''Helicostoa'' is also the only genus in the family Helicostoidae.Strong E. E., Gargominy O., Ponder W. F. & Bouchet P. (2008). "Global Diversity of Gastropods (Gastropoda; Mollusca) in Freshwater". ''Hydrobiologia'' 595: 149-166. . According to taxonomy of the Gastropoda by Bouchet & Rocroi (2005) the family Helicostoidae has no subfamilies. ''Helicostoa sinensis'' was previously tentatively placed within the superfamily Rissooidea. and before that it was in the superfamily Vermetoidea. ''Helicostoa sinensis'' is only found in China, more specifically in the Yangtze River. This freshwater snail lives attached or bonded to blocks of limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals ...
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Freshwater Snail
Freshwater snails are gastropod mollusks which live in fresh water. There are many different families. They are found throughout the world in various habitats, ranging from ephemeral pools to the largest lakes, and from small seeps and springs to major rivers. The great majority of freshwater gastropods have a shell, with very few exceptions. Some groups of snails that live in freshwater respire using gills, whereas other groups need to reach the surface to breathe air. In addition, some are amphibious and have both gills and a lung (e.g. ''Ampullariidae''). Most feed on algae, but many are detritivores and some are filter feeders. According to a 2008 review of the taxonomy, there are about 4,000 species of freshwater gastropods (3,795–3,972). At least 33–38 independent lineages of gastropods have successfully colonized freshwater environments. It is not possible to quantify the exact number of these lineages yet, because they have yet to be clarified within the Cerit ...
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Helicostoidae
''Helicostoa'' is a monotypic genus of freshwater snail, an aquatic gastropod mollusc in the order Littorinimorpha containing the single species ''Helicostoa sinensis''. ''Helicostoa'' is also the only genus in the family Helicostoidae.Strong E. E., Gargominy O., Ponder W. F. & Bouchet P. (2008). "Global Diversity of Gastropods (Gastropoda; Mollusca) in Freshwater". ''Hydrobiologia'' 595: 149-166. . According to taxonomy of the Gastropoda by Bouchet & Rocroi (2005) the family Helicostoidae has no subfamilies. ''Helicostoa sinensis'' was previously tentatively placed within the superfamily Rissooidea. and before that it was in the superfamily Vermetoidea. ''Helicostoa sinensis'' is only found in China, more specifically in the Yangtze River. This freshwater snail lives attached or bonded to blocks of limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals ...
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Littorinimorpha
Littorinimorpha is a large order of snails, gastropods, consisting primarily of sea snails ( marine species), but also including some freshwater snails ( aquatic species) and land snails (terrestrial species).Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdes A. & Warén A. 2005. ''Classification and nomenclator of gastropod families''. Malacologia: International Journal of Malacology, 47(1-2). ConchBooks: Hackenheim, Germany. . . 397 pp. http://www.vliz.be/Vmdcdata/imis2/ref.php?refid=78278 Previously, the Linnaean taxonomy used in the taxonomy of the Gastropoda by Ponder & Lindberg (1997) ranked like this: subclass Orthogastropoda, superorder Caenogastropoda, order Sorbeoconcha, suborder Hypsogastropoda, infraorder Littorinimorpha. The order Littorinimorpha contains many gastropoda families that were formerly placed in the order Mesogastropoda, as introduced by J. Thiele in his work from 1921. Evidence for this group being monophyletic is scanty. In ...
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Truncatelloidea
Truncatelloidea is a superfamily of snails, gastropod mollusks in the clade Caenogastropoda.Bouchet, P. (2013). ''Truncatelloidea''. Retrieved through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=722756 on 2013-06-11 The families are marine, brackish, freshwater and terrestrial. Families * Amnicolidae Tryon, 1863 * Anabathridae Keen, 1971 * Assimineidae H. Adams & A. Adams, 1856 * Bithyniidae Gray, 1857 * Bythinellidae Locard, 1893 * Caecidae Gray, 1850 * Calopiidae Ponder, 1999 * Clenchiellidae D. W. Taylor, 1966 * Cochliopidae Tryon, 1866 * Elachisinidae Ponder, 1985 * Emmericiidae Brusina, 1870 * Epigridae Ponder, 1985 * Falsicingulidae Slavoshevskaya, 1975 * Helicostoidae Pruvot-Fol, 1937 * Hydrobiidae Stimpson, 1865 * Hydrococcidae Thiele, 1928 * Iravadiidae Thiele, 1928 * Lithoglyphidae Tryon, 1866 * Lithoglyphulidae Radoman, 1973 * Moitessieriidae Bourguignat, 1863 * Pomatiopsidae Stimpson, 1865 * Spirostyliferinidae Layt ...
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Rissooidea
Rissooidea, originally named Rissoacea by Gray, 1847, is a taxonomic superfamily of small and minute marine snails, belonging to the clade Littorinimorpha.Gofas, S. (2013). Rissooidea. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=14767 on 2013-06-04 With their phylogenetic analysis of rissooidean and cingulopsoidean families, Criscione F. & Ponder W.F. (2013) have created the superfamily Truncatelloidea containing many families previously included in the superfamily Rissooidea. They have shown that Rissooidea was not monophyletic, encompassing two major clades, i.e. Risooidea s.s. and Truncatelloidea. The freshwater, brackish water, and semi-terrestrial families and genera were brought under Truncatelloidea. Families Families within the superfamily Rissooidea include: * Barleeiidae Gray, 1857 * Emblandidae Ponder, 1985 * Helicostoidae Pruvot-Fol, 1937 * Lironobidae Ponder, 1967 * † Mesocochliopidae Yu, 1 ...
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Taxonomy Of The Gastropoda (Bouchet & Rocroi, 2005)
The taxonomy of the Gastropoda as it was revised in 2005 by Philippe Bouchet and Jean-Pierre Rocroi is a system for the scientific classification of gastropod mollusks. (Gastropods are a taxonomic class of animals which consists of snails and slugs of every kind, from the land, from freshwater, and from saltwater.) The paper setting out this taxonomy was published in the journal ''Malacologia''. The system encompasses both living and extinct groups, as well as some fossils whose classification as gastropods is uncertain. The Bouchet & Rocroi system was the first complete gastropod taxonomy that primarily employed the concept of clades, and was derived from research on molecular phylogenetics; in this context a clade is a "natural grouping" of organisms based upon a statistical cluster analysis. In contrast, most of the previous overall taxonomic schemes for gastropods relied on morphological features to classify these animals, and used taxon ranks such as order, superorder ...
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Gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. There are many thousands of species of sea snails and slugs, as well as freshwater snails, freshwater limpets, and land snails and slugs. The class Gastropoda contains a vast total of named species, second only to the insects in overall number. The fossil history of this class goes back to the Late Cambrian. , 721 families of gastropods are known, of which 245 are extinct and appear only in the fossil record, while 476 are currently extant with or without a fossil record. Gastropoda (previously known as univalves and sometimes spelled "Gasteropoda") are a major part of the phylum Mollusca, and are the most highly diversified class in the phylum, with 65,000 to 80,000 living snail and slug species. The anatomy, behavior, feeding, and re ...
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Limestone
Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms when these minerals precipitate out of water containing dissolved calcium. This can take place through both biological and nonbiological processes, though biological processes, such as the accumulation of corals and shells in the sea, have likely been more important for the last 540 million years. Limestone often contains fossils which provide scientists with information on ancient environments and on the evolution of life. About 20% to 25% of sedimentary rock is carbonate rock, and most of this is limestone. The remaining carbonate rock is mostly dolomite, a closely related rock, which contains a high percentage of the mineral dolomite, . ''Magnesian limestone'' is an obsolete and poorly-defined term used variously for dolomite, for limes ...
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Yangtze River
The Yangtze or Yangzi ( or ; ) is the longest list of rivers of Asia, river in Asia, the list of rivers by length, third-longest in the world, and the longest in the world to flow entirely within one country. It rises at Jari Hill in the Tanggula Mountains (Tibetan Plateau) and flows in a generally easterly direction to the East China Sea. It is the List of rivers by discharge, seventh-largest river by discharge volume in the world. Its drainage basin comprises one-fifth of the land area of China, and is home to nearly one-third of the demographics of China, country's population. The Yangtze has played a major role in the history of China, history, culture of China, culture, and economy of China. For thousands of years, the river has been used for water, irrigation, sanitation, transportation, industry, boundary-marking, and war. The prosperous Yangtze Delta generates as much as 20% of historical GDP of China, China's GDP. The Three Gorges Dam on the Yangtze is the list ...
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List Of Non-marine Molluscs Of China
The non-marine mollusks of China are a part of the molluscan fauna of China (wildlife of China). A number of species of non-marine mollusks are found in the wild in China. Freshwater gastropods Amnicolidae * '' Erhaia chinensis'' (Liu & Zhang, 1979)Edmund Gittenberger, Choki Gyeltshen & Björn Stelbrink (2022). "The genus Erhaia (Gastropoda, Truncatelloidea, Amnicolidae), with a new species from Bhutan". ZooKeys 1085: 1–9. doi: 10.3897/zookeys.1085.77900 * ''Erhaia daliensis'' Davis & Kuo in Davis et al., 1985 * ''Erhaia gongjianguoi'' (Kang, 1983) * '' Erhaia hubeiensis'' (Liu, Zhang & Wang, 1983) * '' Erhaia jianouensis'' (Liu & Zhang, 1979) * '' Erhaia kunmingensis'' Davis & Kuo in Davis et al., 1985 * ''Erhaia lii'' (Kang, 1985) * '' Erhaia liui'' (Kang, 1985) * '' Erhaia robusta'' (Kang, 1986) * '' Erhaia shimenensis'' (Liu, Zhang & Chen, 1982) * ''Erhaia tangi'' (Cheng, Wu, Li & Lin, 2007) * ''Erhaia triodonta'' (Liu, Wang & Zhang, 1991) * ''Erhaia wantanensis'' (Kang ...
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Vermetoidea
The Vermetoidea, the worm snails or worm shells, are a taxonomic superfamily of small to medium-sized sea snails, marine gastropod molluscs in the order Littorinimorpha.MolluscaBase (2019). MolluscaBase. Vermetoidea Rafinesque, 1815. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=387340 on 2019-03-03 The shells of species in the family Vermetidae are extremely irregular, and do not resemble the average snail shell, hence the common name "worm shells" or "worm snails" Families * Sakarahellidae Bandel, 2006 * Vermetidae The Vermetidae, the worm snails or worm shells, are a taxonomic family of small to medium-sized sea snails, marine gastropod molluscs in the clade Littorinimorpha. The shells of species in the family Vermetidae are extremely irregular, and do ... Rafinesque, 1815 References {{Taxonbar, from=Q21447960 Littorinimorpha ...
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Hydrobiologia
''Hydrobiologia'', ''The International Journal of Aquatic Sciences'', is a peer-reviewed scientific journal publishing 21 issues per year, for a total of well over 4000 pages per year. ''Hydrobiologia'' publishes original research, reviews and opinions investigating the biology of freshwater and marine habitats, including the impact of human activities. Coverage includes molecular-, organism-, community -and ecosystem-level studies dealing with biological research in limnology and oceanography, including systematics and aquatic ecology. In addition to hypothesis-driven experimental research, it presents theoretical papers relevant to a broad hydrobiological audience, and collections of papers in special issues covering focused topics. History ''Hydrobiologia'' changed on the appointment of Henri Dumont to be its editor-in-chief. He introduced peer review, and expanded production from 6 issues per year to more than 20 per year. Koen Martens took over the responsibility as editor-in- ...
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