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Syncarida
Syncarida is a superorder of crustaceans, comprising the two extant order (biology), orders Anaspidacea and Bathynellacea, and the extinct order Palaeocaridacea. Taxonomy Fifty-nine living genera are known, in six families: ;Anaspidacea Calman, 1904 *Anaspidesidae Ahyong & Alonso-Zarazaga, 2017 *Koonungidae Sayce, 1908 *Psammaspididae Schminke, 1974 *Stygocarididae Noodt, 1963 ;Bathynellacea Chappuis, 1915 *Bathynellidae Grobben, 1904 *Parabathynellidae Noodt, 1965 References

* Syncarida, Arthropod superorders Taxa named by Alpheus Spring Packard {{Malacostraca-stub ...
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Anaspidesidae
Anaspidesidae is a family of freshwater crustacean that is endemic to Tasmania, Australia. The family contains 3 living genera. This group of crustaceans are considered living fossils. They are commonly and collectively known as the Tasmanian anaspid crustaceans. This family is originally called as Anaspididae. However, genus name ''Anaspis'' was preoccupied by the insect genus, ''Anaspis'' Geoffroy, 1762, and therefore, in 2017, the family was renamed to Anaspidesidae by Shane Ahyong and Miguel A. Alonso-Zarazaga. Anaspiesids have stalked eyes, long antennae and antennules, and a slender body with no carapace. The two species of ''Allanaspides'' and the single species of ''Paranaspides'' are all listed as vulnerable on the IUCN Red List. Taxonomy After Höpel ''et al.'' (2023) *''Allanaspides'' Swain, Wilson, Hickman & Ong, 1970 **'' Allanaspides hickmani'' Swain, Wilson & Ong, 1970 – commonly known as Hickman's pygmy mountain shrimp **'' Allanaspides helonomus'' Swain, W ...
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Parabathynellidae
Parabathynellidae is a family of crustacean Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of arthropods that are traditionally a part of the subphylum Crustacea (), a large, diverse group of mainly aquatic arthrop ...s belonging to the order Bathynellacea. These creatures are characterized by their slender bodies, reduced eyes, and elongated antennae. They are typically less than 1 mm in length, making them difficult to observe without the aid of a microscope. Parabathynellidae are found in freshwater habitats around the world, including streams, springs, caves, and aquifers. Studies have shown that Parabathynellidae play an important role in freshwater ecosystems as they are key decomposers, consuming leaf litter and other organic matter that falls into the water. This consumption of organic matter contributes to the cycling of nutrients in the ecosystem, making Parabathynellidae an important li ...
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Anaspidacea
Anaspidacea is an Order (biology), order of crustaceans, comprising eleven genera in four families. Species in the family Anaspididae, Anaspidesidae vary from being strict stygobite, stygobionts (only living underground) to species living in lakes, streams and moorland pools, and are found only in Tasmania. Koonungidae is found in Tasmania and the south-eastern part of the Australian mainland, where they live in the burrows made by crayfish and in caves. The families Psammaspididae and Stygocarididae are both restricted to caves, but Stygocarididae has a much wider distribution than the other families, with ''Parastygocaris'' having species in New Zealand and South America as well as Australia; two other genera in the family are endemism, endemic to South America, and one, ''Stygocarella'', is endemic to New Zealand. Genera *Anaspidesidae Ahyong & Alonso-Zarazaga, 2017 (=Anaspididae Thomson, 1893) **''Allanaspides'' Swain, Wilson, Hickman & Ong, 1970 – Tasmania **''Anaspides' ...
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Koonungidae
Koonungidae is a family of crustaceans belonging to the order Anaspidacea Anaspidacea is an Order (biology), order of crustaceans, comprising eleven genera in four families. Species in the family Anaspididae, Anaspidesidae vary from being strict stygobite, stygobionts (only living underground) to species living in lake .... Genera: * '' Koonunga'' Sayce, 1907 * '' Micraspides'' Nicholls, 1931 References Syncarida Malacostraca families {{malacostraca-stub ...
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Bathynellacea
Bathynellacea is an order of crustaceans which live interstitially in groundwater. Some species can tolerate low salt concentrations, and at least one African species is a thermophile, living in hot springs and tolerating temperatures up to . Bathynellaceans are minute, blind, worm-like animals with short, weak legs, reaching a maximum size of . They are found on every continent except Antarctica, although they are missing from some islands, including Fiji, New Caledonia and the Caribbean islands. There are two families, Bathynellidae and Parabathynellidae; a third family, "Leptobathynellidae", is considered a synonym A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ... of Parabathynellidae. References External links * Syncarida Crustacean orders Freshwater crustaceans
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Anaspides Viewed From Side Photograph
''Anaspides'' is a genus of freshwater crustaceans in the family Anaspidesidae. The genus was first described in 1894 by George Malcolm Thomson. The genus was originally placed in the family, Anaspididae by Thomson, but this genus name was preoccupied by the insect genus, ''Anaspis'' Geoffroy, 1762, and therefore, in 2017, the family was renamed Anaspidesidae by Shane Ahyong and Miguel A. Alonso-Zarazaga. The genus is endemic to Tasmania Tasmania (; palawa kani: ''Lutruwita'') is an island States and territories of Australia, state of Australia. It is located to the south of the Mainland Australia, Australian mainland, and is separated from it by the Bass Strait. The sta .... Species After Höpel ''et al.'' (2023) *'' Anaspides clarkei'' *'' Anaspides driesseni'' *'' Anaspides jarmani'' *'' Anaspides spinulae'' *'' Anaspides swaini'' *'' Anaspides tasmaniae'' *'' Anaspides richardsoni'' Ahyong, 2016 *'' Anaspides eberhardi'' Ahyong, 2016 References Fu ...
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Bathynellidae
Bathynellidae is a family of crustaceans belonging to the order Bathynellacea, first described by Karl Grobben in 1905. Genera The World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ... recognises the following genera in family Bathynellidae: *'' Agnathobathynella'' *'' Antrobathynella'' *'' Austrobathynella'' *'' Baicalobathynella'' *'' Bathynella'' *'' Camachobathynella'' *'' Clamousella'' *'' Delamareibathynella'' *'' Gallobathynella'' *'' Hispanobathynella'' *'' Hobbsinella'' *'' Indobathynella'' *'' Meridiobathynella'' *'' Morimotobathynella'' *'' Nannobathynella'' *'' Nilobathynella'' *'' Pacificabathynella'' *'' Paradoxibathynella'' *'' Paradoxiclamousella'' *'' Parameridiobathynella'' *'' Parauenobathynella'' *'' Pseudantr ...
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Stygocarididae
Stygocarididae is a family of crustaceans belonging to the order Anaspidacea Anaspidacea is an Order (biology), order of crustaceans, comprising eleven genera in four families. Species in the family Anaspididae, Anaspidesidae vary from being strict stygobite, stygobionts (only living underground) to species living in lake .... Genera: * '' Oncostygocaris'' Schminke, 1980 * '' Parastygocaris'' Noodt, 1963 * '' Stygocarella'' Schminke, 1980 * '' Stygocaris'' Noodt, 1963 References Syncarida Malacostraca families {{malacostraca-stub ...
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Psammaspididae
Psammaspididae is a family of crustaceans belonging to the order Anaspidacea. Genera: * ''Eucrenonaspides ''Eucrenonaspides oinotheke'' is a species of crustacean in the family Psammaspididae, Endemism, endemic to Tasmania, the only species described in the genus ''Eucrenonaspides''. ''Eucrenonaspides'' is in the order Anaspidacea. It was described ...'' Knott & Lake, 1980 * '' Psammaspides'' Schminke, 1974 References Syncarida Malacostraca families {{malacostraca-stub ...
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Alpheus Spring Packard
Alpheus Spring Packard Jr. LL.D. (February 19, 1839 – February 14, 1905) was an American entomologist and palaeontologist. He described over 500 new animal species – especially butterflies and moths – and was one of the founders of '' The American Naturalist''.Cockerell (1920) He served as a professor at Brown University. Early life Packard was one of four sons of Alpheus Spring Packard Sr. (1798–1884) and the brother of William Alfred Packard. He was born in Brunswick, Maine, and went to the Bowdoin College where his father was a professor of Greek and Latin. His mother, Frances Elizabeth, who died shortly after his birth was the daughter of Rev. Appleton who had served as president of Bowdoin College, and Alpha as he was known was raised by an aunt He was encouraged by Paul A. Chadbourne of Williams College to take up zoology. As a member of the Lyceum of Natural History he joined an expedition to Labrador and Greenland. In 1861 he received his bachelors degree. He we ...
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Zoologica Scripta
''Zoologica Scripta'' is a bimonthly peer-reviewed scientific journal on systematic zoology, published by Wiley-Blackwell on behalf of the Norwegian Academy of Science and Letters and the Royal Swedish Academy of Sciences. It was established in 1972. The editor-in-chief since 2023 is Lutz Bachmann ( Natural History Museum at the University of Oslo). According to the ''Journal Citation Reports'', the journal has a 2020 impact factor The impact factor (IF) or journal impact factor (JIF) of an academic journal is a type of journal ranking. Journals with higher impact factor values are considered more prestigious or important within their field. The Impact Factor of a journa ... of 3.140, ranking it 12th out of 174 journals in the category "Zoology". See also * '' Arkiv för Zoologi'' References External links * * Zoology journals Royal Swedish Academy of Sciences Academic journals established in 1972 Bimonthly journals Wiley-Blackwell academic journals Academi ...
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