Pycnophyidae
Pycnophyidae is a family of kinorhynchs in the class Allomalorhagida. Genera The following genera are recognised: *'' Cristaphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Fujuriphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Higginsium'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Kinorhynchus'' Sheremetevskij, 1974 *'' Krakenella'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Leiocanthus'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Pycnophyes'' Zelinka, 1907 *'' Setaphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 References External links * * Kinorhyncha Ecdysozoa families {{protostome-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Kinorhyncha
Kinorhyncha ( grc, κινέω, kīnéō, I move, ' "snout") is a phylum of small marine invertebrates that are widespread in mud or sand at all depths as part of the meiobenthos. They are also called mud dragons. Modern species are or less, but Cambrian forms could reach . Anatomy Kinorhynchs are limbless animals, with a body consisting of a head, neck, and a trunk of eleven segments. They are the only members of Ecdysozoa, except from the panarthropoda, with a segmented body. Juveniles have eight or nine segments, depending on genus, with the last two or three being added later during growth. Like other ecdysozoans they do not have external cilia, but instead have a number of spines along the body, plus up to seven circles of spines around the head. These spines are used for locomotion, withdrawing the head and pushing forward, then gripping the substrate with the spines while drawing up the body. The body wall consists of a thin syncitial layer, which secretes a tough ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Allomalorhagida
''Allomalorhagida'' is a class of worms belonging to the phylum Kinorhyncha. The class has no assigned orders, but is divided into four families. Families Allomalorhagida consists of the following families: * Dracoderidae * Franciscideridae * Neocentrophyidae * Pycnophyidae Pycnophyidae is a family of kinorhynchs in the class Allomalorhagida. Genera The following genera are recognised: *'' Cristaphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Fujuriphyes'' Sánchez, Yamasaki, Pardos, Sørens ... References {{Taxonbar, from=Q109402322 Kinorhyncha Protostome classes ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Cristaphyes
''Cristaphyes'' is a genus of worms belonging to the family Pycnophyidae. The genus has cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species: *'' Cristaphyes abyssorum'' *'' Cristaphyes anomalus'' *'' Cristaphyes arctous'' *'' Cristaphyes belizensis'' *'' Cristaphyes carinatus'' *'' Cristaphyes chilensis'' *'' Cristaphyes chukchiensis'' *'' Cristaphyes cornifrons'' *'' Cristaphyes cristatus'' *'' Cristaphyes cryopygus'' *'' Cristaphyes dordaidelosensis'' *'' Cristaphyes fortis'' *'' Cristaphyes furugelmi'' *'' Cristaphyes glaurung'' *'' Cristaphyes harrisoni'' *'' Cristaphyes longicornis'' *'' Cristaphyes nubilis'' *'' Cristaphyes odhneri'' *'' Cristaphyes panamensis'' *'' Cristaphyes phyllotropis'' *'' Cristaphyes rabaulensis' ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Fujuriphyes
''Fujuriphyes'' is a genus of kinorhynchs within the family Pycnophyidae Pycnophyidae is a family of kinorhynchs in the class Allomalorhagida. Genera The following genera are recognised: *'' Cristaphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Fujuriphyes'' Sánchez, Yamasaki, Pardos, Sørens ..., with 9 species currently assigned to the genus. Species * '' Fujuriphyes dagon'' * '' Fujuriphyes dalii'' * '' Fujuriphyes deirophorus'' * '' Fujuriphyes distentus'' * '' Fujuriphyes hydra'' * '' Fujuriphyes longispinosus'' * '' Fujuriphyes ponticus'' * '' Fujuriphyes rugosus'' * '' Fujuriphyes viserioni'' References {{Taxonbar, from=Q107276229 Kinorhyncha ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pycnophyes
''Pycnophyes'' is a genus of worms belonging to the family Pycnophyidae. The genus has cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species: *'' Pycnophyes alexandroi'' *'' Pycnophyes almansae'' *'' Pycnophyes ancalagon'' *'' Pycnophyes apotomus'' *'' Pycnophyes aulacodes'' *'' Pycnophyes beaufortensis'' *'' Pycnophyes biserratus'' *'' Pycnophyes chiliensis'' *'' Pycnophyes communis'' *'' Pycnophyes conspicuus'' *'' Pycnophyes curvatus'' *'' Pycnophyes denticulatus'' *'' Pycnophyes diffusus'' *'' Pycnophyes echinoderoides'' *'' Pycnophyes egyptensis'' *'' Pycnophyes frequens'' *'' Pycnophyes giganteus'' *'' Pycnophyes ilyocryptus'' *'' Pycnophyes kukulkan'' *'' Pycnophyes longihastatus'' *'' Pycnophyes longisetosus'' *'' Pycn ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Setaphyes
''Setaphyes'' is a genus of kinorhynchs within the family Pycnophyidae Pycnophyidae is a family of kinorhynchs in the class Allomalorhagida. Genera The following genera are recognised: *'' Cristaphyes'' Sánchez, Yamasaki, Pardos, Sørensen & Martínez, 2016 *'' Fujuriphyes'' Sánchez, Yamasaki, Pardos, Sørens .... There are currently 8 species assigned to the genus, with the most recent one being '' Setaphyes algarvensis'' in 2022. Species * '' Setaphyes algarvensis'' * '' Setaphyes australensis'' * '' Setaphyes cimarensis'' * '' Setaphyes dentatus'' * '' Setaphyes elenae'' * '' Setaphyes flaveolatus'' * '' Setaphyes iniorhaptus'' * '' Setaphyes kielensis'' References {{Taxonbar, from=Q107276266 Kinorhyncha ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Family (biology)
Family ( la, familia, plural ') is one of the eight major hierarchical taxonomic ranks in Linnaean taxonomy. It is classified between order and genus. A family may be divided into subfamilies, which are intermediate ranks between the ranks of family and genus. The official family names are Latin in origin; however, popular names are often used: for example, walnut trees and hickory trees belong to the family Juglandaceae, but that family is commonly referred to as the "walnut family". What belongs to a family—or if a described family should be recognized at all—are proposed and determined by practicing taxonomists. There are no hard rules for describing or recognizing a family, but in plants, they can be characterized on the basis of both vegetative and reproductive features of plant species. Taxonomists often take different positions about descriptions, and there may be no broad consensus across the scientific community for some time. The publishing of new data and opini ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Class (biology)
In biological classification, class ( la, classis) is a taxonomic rank, as well as a taxonomic unit, a taxon, in that rank. It is a group of related taxonomic orders. Other well-known ranks in descending order of size are life, domain, kingdom, phylum, order, family, genus, and species, with class fitting between phylum and order. History The class as a distinct rank of biological classification having its own distinctive name (and not just called a ''top-level genus'' ''(genus summum)'') was first introduced by the French botanist Joseph Pitton de Tournefort in his classification of plants that appeared in his ''Eléments de botanique'', 1694. Insofar as a general definition of a class is available, it has historically been conceived as embracing taxa that combine a distinct ''grade'' of organization—i.e. a 'level of complexity', measured in terms of how differentiated their organ systems are into distinct regions or sub-organs—with a distinct ''type'' of construction, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |