Klaus kallman, the xgsc moved to texas state university. Xiphophorus definition of xiphophorus by merriamwebster. A livebearer, it was native to a very small section of the san juan river system itself part of the rio grande basin in the vicinity of the city of monterrey, mexico. A new species of the genus xiphophorus h eckel endemic to. The xiphophorus genetic stock center has operated within the united states since the 1930s making it one of the oldest live animal resource centers worldwide. Mbuna marcus aquariums, cichlids and more 3,597 views. Comprehensive phylogenetic analysis of all species of swordtails and platies pisces. Characterization, identification and phylogeny of the. An xiphophorus couchianus in nahilalakip ha genus nga xiphophorus, ngan. Xiphophorus couchianus monterrey platyfish uniprot. Molecular genetic response of xiphophorus maculatusx. Review paper the evolution of reproductive and genomic diversity in ray. This page was last edited on 23 december 2019, at 05. This page was last edited on 17 november 2016, at 08.
Fishes of the genus xiphophorus platyfishes and swordtails are. Here, we present results from investigations of stress response during an experimental treatment and uvb exposure in xiphophorus maculatus jp 163 b, xiphophorus couchianus, and f 1 interspecies hybrids produced from the mating x. Ang xiphophorus couchianus sakop sa kahenera nga xiphophorus sa kabanay nga poeciliidae. Author links open overlay panel yuan lu a mikki bowswell a william bowswell a kuan yang a manfred schartl b c ronald b. The swordtail, xiphophorus clemenciae poeciliidae, has been considered a species of special concern because of its apparent limited range. The xiphophorus genetic stock center manual office of the. The availability of high quality genome assemblies in key xiphophorus species i. Xiphophorus couchianus monterrey platy fish can be kept in community aquariums with other fishes with equal demands. Articles for sale beautifully formatted and wonderfully illustrated pdf articles about all matters relative to cichlids books for sale cichlid books and dvds for sale at the freshwater fishes of mexico ebooks for sale pdf. Classification names common names synonyms catalog of fishes gen.
Xiphophorus interspecies hybrids as genetic models of. The monterrey platyfish xiphophorus couchianus is native to the vicinity of monterrey, mexico and is listed as critically endangered by international union for. Fish ark bracknell august 2, 2018 its been a hot summer so far, although the temperature in the fish house was over 94f the fish came through unscathed, in fact, the limia zonata, tridens and species tiger, have really done well, unlike the xiphophorus. The xiphophorus genetic stock center, founded by myron gordon in 1939, is an important source of these fish for research. The monterrey platyfish xiphophorus couchianus is a species of freshwater fish in the family poecilidae. An xiphophorus gordoni in uska species han actinopterygii nga ginhulagway ni miller ngan minckley hadton 1963.
One little livebearer that has done much to raise awareness of the need to catalog and conserve endangered fishes is the monterrey platy xiphophorus couchianus. Review paper the evolution of reproductive and genomic. Espesye sa isda nga una nga gihulagway ni girard ni adtong 1859 ang xiphophorus couchianus. Characterization of telomeres and telomerase expression in. He fish of the genus xiphophorus are known by the conunon names of platyfish and swordtail. Books for sale cichlid books and dvds for sale at the freshwater fishes of mexico.
Hosted by the usgs core science analytics and synthesis. Gene expression variation and parental allele inheritance. Ultraviolet a does not induce melanomas in a xiphophorus. Pagka karon wala pay siak nga nalista ubos niini niya. Indeed, xiphophorus couchianus may be the most plain jane of all the platies and swortails. Melanin synthesis related genes and ontologies are a unique response of spcouch hybrid to uvb a unique uvbresponsive genes in spcouch consists of a group of genes that are related to melanin and pigmentation. The complete mitochondrial genome of the monterrey platyfish. Hailing from mexico, it is fair to say that this little livebearers perennial popularity and soughtafter status is definitely not due to its flashy appearance. Genus xiphophorus uncovers a hybrid origin of a swordtail fish, xiphophorus monticolus, and demonstrates that the sexually selected sword originated in the ancestral lineage of the genus, but was lost.
Xiphophorus on integrated taxonomic information system. This page was last edited on 22 february 2011, at 20. Ebooks for sale pdf copies of popular cichlid books offered for sale at the best price. It has continually provided scientists with pedigreed and inbred strains of livebearing platyfishes and swordtails of the genus xiphophorus. Though xiphophorus fishes are among the best studied vertebrates genetically, largely because of availability of well characterized genetic stocks, maintenance of large numbers of genetic stocks requires constant effort and substantial funding. Xiphophorus couchianus from the huasteca canyon does not phenotypically resemble the apodaca form. Xiphophorus couchianus was first described in 1859 from monterrey and cadereyta by cli.
International xiphophorus breeder public group facebook. Xiphophorus species are regularly used in genetic studies, and scientists have developed many interspecific hybrids, especially in melanoma research since the 1920s. Xiphophorus fishes are represented by 26 livebearing species of tropical fish that. A livebearer, it was native to a very small section of the san juan river system. Ginklasipika han iucn an species komo nangangaratan. Taxonomy xiphophorus couchianus monterrey platyfish species. Xiphophorus definition is a genus of topminnows family poeciliidae comprising the swordtails. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Oxygen deficiency is a major factor in creatine increasing in fish, besides the impact of industrial enterprises waste arslan, 2015. Adults are found mainly in rapidly flowing streams and rivers, preferring heavily vegetated habitats ref. The evolutionary history of xiphophorus fish and their sexually selected sword. The xgsc is one of the oldest scientific resource centers in america. We present sequencing, assembly and annotation of two new genomes representing xiphophorus couchianus and xiphophorus hellerii. Sperm cryopreservation of a livebearing fish xiphophorus couchianus.
But the fact that the main population has been extinct since the 1960s, and that. The phenotypic and genetic similarities between xiphophorus and human melanoma render xiphophorus a useful animal model for studying the genetic basis of melanoma etiology. Xiphophorus couchianus, and f 1 interspecies hybrids produced from the mating x. The xiphophorus genetic stock center currently hosts genomes for 4 xiphophorus species. Overall, cortisol release rates for males and females after uvb exposure showed. In 1992, due to the retirement of its past director dr. Xiphophorus at national center for biotechnology information. Embryonic development of the platyfish platypoecilus.
All structured data from the file and property namespaces. They occur in warm springs and their effluents, weedy canals and ponds ref. Cortisol released due to experimental handling and uvb radiation in xiphophorus species honors thesis presented to the honors committee of texas state. An xiphophorus couchianus in uska species han actinopterygii nga syahan ginhulagway ni girard hadton 1859. Until the early part of the last century, only five forms of the genus were known. Pmc free article yang h, norris m, winn r, tiersch tr. The evolutionary history of xiphophorus fish and their. Sperm cryopreservation of a livebearing fish, xiphophorus. Xiphophorus fishes represent a new world livebearing genus that has not previously been assessed for telomere length or telomerase expression.
In the arroyo chapultepec natural hybrids between x. Interspecies hybridization between select species has been utilized to produce experimental models to study melanoma development. Xiphophorus synonyms, xiphophorus pronunciation, xiphophorus translation, english dictionary definition of xiphophorus. The monterrey platyfish xiphophorus couchianus is a species of freshwater fish in family poecilidae. Mar 17, 2016 two male common platies fighing over dominance xiphophorus sp. It does exhibit deeplying melanophores to a slightly greater degree than x.
Abstractthe monterrey platyfish xiphophorus couchianus is native to the vicinity of monterrey, mexico and is listed as critically endangered. The formation of the ventral aorta and aortic arches is described with regard to the reversal of blood flow in the ventral aorta and the change of position of the sinus venosus during yolk regression. Giklaseklase sa iucn ang espesye sa kritikal nga nagtikapuo. Preserving xiphophorus couchianus in the home aquarium. It appears tobe the northernmost species of the genus. This page was last edited on 23 october 2012, at 07. An xiphophorus couchianus in nahilalakip ha genus nga xiphophorus, ngan familia nga poeciliidae.
Text is available under the creative commons attributionsharealike license. Xiphophorus interspecies hybrids as genetic models of induced. This page was last edited on 30 october 2019, at 07. Ang xiphophorus couchianus sakop sa kahenera nga xiphophorus sa kabanay nga. Xiphophorus at the catalogue of life xiphophorus at encyclopedia of life. Dec 26, 2018 gene expression variation and parental allele inheritance in a xiphophorus interspecies hybridization model article pdf available in plos genetics 1412. Three species were platyfish, macula tus, couchianus, and variatus, which lacked swords and were united by certain gonopodial characters.
Preserving xiphophorus couchianus in the home aquarium, part. An xiphophorus gordoni in nahilalakip ha genus nga xiphophorus, ngan familia nga poeciliidae. Xiphophorus gordoni tiene una aleta dorsal conformada por 10 a 12 radios, generalmente 11. Xiphophorus fishes are comprised of 26 known species. Deletion of xiphophorus couchianus from appendix ii. It has continually provided scientists with pedigreed and inbred strains of livebearing platyfishes and swordtails of the genus xiphophorus for over 80. A livebearer that fits this description for many of us is the socalled yellow swordtail, xiphophorus clemenciae. In 1993, setlow used a different xiphophorus interspecies cross designated as sp couchianus.
Ginklasipika han iucn an species komo nangangaratan duro. Although described in 1959, it is officially still. Nov 30, 2012 articles for sale beautifully formatted and wonderfully illustrated pdf articles about all matters relative to cichlids. Amendements to appendices i and ii of the convention adopted at the sixth meeting of the conference of the parties ottawa, canada, 12 to 24 july 1987 interpretation. Myron gordon established the xiphophorus genetic stock center xgsc at the american museum of natural history. Xiphophorus couchianus freshwater fishes of mexico. Two new species of xiphophorus poeciliidae from the. Maletomale variation in postthaw motility and production of f 1 hybrid offspring. Page designed through the cooperative efforts of interagency itis teams. The monterrey platyfish xiphophorus couchianus is a species of freshwater fish in family. Mar 12, 20 two potential hybridization events could not be examined using our approach because of species interrelationships. All structured data from the file and property namespaces is available under the creative commons cc0 license.
Este artigo ou seccao nao cita fontes confiaveis e independentes. Download acrobat pdf file 570kb supplement figure 1. Note that most are distributed in a narrow belt on the eastern slope of the cordillera. Cortisol release in response to uvb exposure in xiphophorus fish.
All sequencing files were acquired from previous studies, including skin samples from 20 inbred x. A custom php script was used to generate sequence alignments for all 26 species based on the bcf file that is the output of the samtools bcftools pipelines. Xiphophorus couchianus monterrey platy fish should be kept in an aquarium that is densely planted among the sides and back. Xiphophorus specimens collected by m, gordon from huasteca have also been considered to be x. Download acrobat pdf file 123kb supplementary figures linear relationship between fish mass and length for xiphophorus.
858 1615 65 1023 590 281 775 582 608 209 1557 913 891 536 1364 693 1302 28 1231 1294 1140 1054 146 105 312 452 795 486 192