Rhadinorhynchidae
Introduction ''Cathayacanthus spinitruncatus''SEM of ''Rhadinorhynchus oligospinosus''SEM of ''Rhadinorhynchus oligospinosus''SEM of ''Rhadinorhynchus oligospinosus''Posterior trunk of a female ''Cathayacanthus spinitruncatus'''''Rhadinorhynchidae''' is a family of parasitic worms from the order Echinorhynchida.
Species '''Rhadinorhynchidae''' has 4 subfamilies (Golvanacanthinae, Gorgorhynchinae, Rhadinorhynchinae, and Serrasentoidinae) and the following species:===Golvanacanthinae Paggi and Orecchia, 1972==='''''Golvanacanthus''''' Paggi and Orecchia, 1972*'''''Golvanacanthus blennii''''' Paggi and Orecchia, 1972		===Gorgorhynchinae Van Cleave & Lincicome, 1940==='''''Australorhynchus''''' Lebedev, 1967*'''''Australorhynchus tetramorphacanthus''''' Lebedev, 1967'''''Cleaveius''''' Subrahmanian, 1927*'''''Cleaveius circumspinifer''''' Subrahmanian, 1927*'''''Cleaveius clupei''''' (Gupta & Sinha, 1992)*'''''Cleaveius durdanae''''' Kumar, 1992*'''''Cleaveius fotedari''''' (Gupta & Naqvi, 1980)*'''''Cleaveius inglisi''''' (Gupta & Fatma, 1987)*'''''Cleaveius leiognathi''''' Jain & Gupta, 1979*'''''Cleaveius longirostris''''' Moravec and Sey, 1989*'''''Cleaveius mysti''''' (Sahay and Sinha, 1971)*'''''Cleaveius portblairensis''''' Jain & Gupta, 1979*'''''Cleaveius prashadi''''' (Datta, 1940)*'''''Cleaveius puriensis''''' (Gupta & Sinha, 1992)*'''''Cleaveius secundus''''' (Tripathi, 1959)*'''''Cleaveius singhai''''' (Gupta & Fatma, 1987)*'''''Cleaveius thapari''''' (Gupta & Naqvi, 1980)'''''Edmondsacanthus''''' Smales, 2009*'''''Edmondsacanthus blairi''''' Smales, 2009'''''Gorgorhynchus''''' Chandler, 1934*'''''Gorgorhynchus celebesensis''''' (Yamaguti, 1954)*'''''Gorgorhynchus clavatus''''' Van Cleave, 1940*'''''Gorgorhynchus lepidus''''' Van Cleave, 1940*'''''Gorgorhynchus medius''''' (Linton, 1908) Chandler, 1934*'''''Gorgorhynchus nemipteri''''' Parukhin, 1973*'''''Gorgorhynchus occultus''''' Smales, Barton, and Chisholm''G. occultus'' has been found parasitising the Cobbler wobbegong (''Sutorectus tentaculatus'') in Bunbury, Western Australia. The proboscis of this worm has 18 to 20 rows of 8 or 9 hooks followed by a well-developed neck. The body contains irregular circles of small spines in a single anterior portion. The male reproductive system limited to the posterior quarter of the trunk. There are three cement glands. *'''''Gorgorhynchus ophiocephali''''' Furtado & Lau, 1971*'''''Gorgorhynchus polymixiae''''' Kovalenko, 1981*'''''Gorgorhynchus robertdollfusi''''' Golvan, 1956*'''''Gorgorhynchus satoi''''' Morisita, 1937*'''''Gorgorhynchus tonkinensis''''' Amin & Ha, 2011*'''''Gorgorhynchus trachinotus''''' Noronha, Vicente, Pinto & Fábio, 1986'''''Leptorhynchoides''''' Kostylev, 1924*'''''Leptorhynchoides acanthidion''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides aphredoderi''''' Buckner & Buckner, 1976*'''''Leptorhynchoides apoglyphicus''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides atlanteus''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides macrorchis''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides nebularosis''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides plagicephalus''''' (Westrum, 1821)*'''''Leptorhynchoides polycristatus''''' Amin, Heckmann, Halajian, El-Naggar & Tavakol, 2013*'''''Leptorhynchoides seminolus''''' Steinauer & Nickol, 2015*'''''Leptorhynchoides thecatus''''' (Linton, 1891) Kostylev, 1924''Metacanthocephaloides'' Yamaguti, 1959*''Metacanthocephaloides zebrini'' Yamaguti, 1959''Metacanthocephalus'' Yamaguti, 1959*''Metacanthocephalus campbelli'' (Leiper & Atkinson, 1914)*''Metacanthocephalus dalmori'' Zdzitowiecki, 1983*''Metacanthocephalus johnstoni'' Zdzitowiecki, 1983*''Metacanthocephalus ovicephalus'' (Zhukov, 1963)*''Metacanthocephalus pleuronichthydis'' Yamaguti, 1959*''Metacanthocephalus rennicki'' (Leiper & Atkinson, 1914)''Micracanthorhynchina'' Strand, 1936*''Micracanthorhynchina atherinomori'' Smales, 2014*''Micracanthorhynchina chandrai'' Bhattacharya, 2007*''Micracanthorhynchina cynoglossi'' Wang, 1980*''Micracanthorhynchina dakusuiensis'' (Harada, 1938)*''Micracanthorhynchina golvani'' Gupta & Sinha, 1992*''Micracanthorhynchina hemiculturus'' Demshin, 1965*''Micracanthorhynchina hemirhamphi'' (Baylis, 1944)*''Micracanthorhynchina indica'' Farooqi, 1980*''Micracanthorhynchina kuwaitensis'' Amin & Sey, 1996*''Micracanthorhynchina lateolabracis'' Wang, 1980*''Micracanthorhynchina motomurai'' (Harada, 1935)*''Micracanthorhynchina segmentata'' (Yamaguti, 1959)''Paracanthorhynchus'' Edmonds, 1967*''Paracanthorhynchus galaxiasus'' Edmonds, 1967	''Pseudauchen'' Yamaguti, 1963*''Pseudauchen epinepheli'' (Yamaguti, 1939)''Pseudoleptorhynchoides'' Salgado-Maldonado, 1976*''Pseudoleptorhynchoides lamothei'' Salgado-Maldonado, 1976	===Rhadinorhynchinae Lühe, 1912===Scanning electron microscopy of proboscis of ''Cathayacanthus spinitruncatus''  '''''Cathayacanthus''''' Golvan, 1969* '''''Cathayacanthus bagarii''''' Moravec and Sey, 1989*'''''Cathayacanthus exilis''''' (Van Cleave, 1928)*'''''Cathayacanthus spinitruncatus''''' Amin, Heckmann & Ha, 2014'''''Megistacantha''''' Golvan, 1960* '''''Megistacantha horridum''''' (Lühe, 1912)* '''''Megistacantha sanghaensis''''' Kvach, Jirků & Scholz, 2016'''''Paragorgorhynchus''''' Golvan, 1957* '''''Paragorgorhynchus albertianus''''' Golvan, 1957* '''''Paragorgorhynchus chariensis''''' Troncy, 1970'''''Pseudogorgorhynchus''''' Moravec, Wolter & Korting, 2000*'''''Pseudogorgorhynchus arii''''' Moravec, Wolter & Korting, 2000'''''Raorhynchus''''' Tripathi, 1959*'''''Raorhynchus cadenati''''' Gupta & Sinha, 1992*'''''Raorhynchus guptai''''' Gupta & Kumar, 1987*'''''Raorhynchus inexspectatus''''' Golvan, 1969*'''''Raorhynchus megalaspisi''''' Wang, Wang and Wu, 1993	*'''''Raorhynchus mayeri''''' (Heinz, 1934)*'''''Raorhynchus polynemi''''' Tripathi, 1959*'''''Raorhynchus schmidti''''' George & Nadakal, 1978*'''''Raorhynchus terebra''''' Rudolphi, 1819*'''''Raorhynchus thapari''''' Gupta & Fatma, 1981'''''Rhadinorhynchus''''' Lühe, 1911*'''''Rhadinorhynchus africanus''''' (Golvan, Houin and Deltour, 1963)*'''''Rhadinorhynchus atheri''''' (Farooqui, 1981)*'''''Rhadinorhynchus bicircumspinis''''' Hooper, 1983*'''''Rhadinorhynchus biformis''''' Smales, 2014*'''''Rhadinorhynchus cadenati''''' (Golvan & Houin, 1964)*'''''Rhadinorhynchus camerounensis''''' Golvan, 1969*'''''Rhadinorhynchus capensis''''' Bray, 1974*'''''Rhadinorhynchus carangis''''' Yamaguti, 1939*'''''Rhadinorhynchus chongmingnensis''''' Huang, Zheng, Deng, Fan and Ni, 1988*'''''Rhadinorhynchus cololabis''''' Laurs & McCauley, 1964*'''''Rhadinorhynchus decapteri''''' (Braicovich, Lanfranchi, Farber, Marvaldi, Luque and Timi, 2014) ''R. decapteri'' is a parasite of the marine fish Round scad (''Decapterus punctatus'') and is found coastal waters of Brazil. It has 10 longitudinal rows of 22–26 hooks. The species name ''decapteri'' was derived from the genus (''Decapterus'') of the type host. *'''''Rhadinorhynchus ditrematus''''' Yamaguti, 1939*'''''Rhadinorhynchus dollfusi''''' Gupta & Fatma, 1987*'''''Rhadinorhynchus dorsoventrospinosus''''' Amin, Heckmann & Há, 2011*'''''Rhadinorhynchus dujardini''''' Golvan, 1969*'''''Rhadinorhynchus echeneisi''''' Gupta and Gupta, 1980*'''''Rhadinorhynchus erumeii''''' (Gupta & Fatma, 1981)*'''''Rhadinorhynchus ganapatii''''' Chandra, Hanumantha-Rao & Shyamasundari, 1985*'''''Rhadinorhynchus hiansi''''' Soota & Bhattacharya, 1981*'''''Rhadinorhynchus japonicus''''' Fujita, 1920*'''''Rhadinorhynchus johnstoni''''' Golvan, 1969*'''''Rhadinorhynchus keralensis''''' Gupta & Fatma, 1987*'''''Rhadinorhynchus laterospinosus''''' Amin, Heckmann & Há, 2011*'''''Rhadinorhynchus lintoni''''' Cable & Linderoth, 1963*'''''Rhadinorhynchus oligospinosus''''' Amin & Heckmann, 2017*'''''Rhadinorhynchus mariserpentis''''' (Steinauer, Garcia-Vedrenne, Weinstein & Kuris, 2019)''R. mariserpentis'' parasitizes the Oarfish, ''Regalecus russelii'' and has been collected near Wakamatsu-ku, Kitakyūshū, Japan. *'''''Rhadinorhynchus ornatus''''' Van Cleave, 1918*'''''Rhadinorhynchus pelamysi''''' Gupta & Gupta, 1980*'''''Rhadinorhynchus pichelinae''''' Smales, 2014*'''''Rhadinorhynchus plagioscionis''''' Thatcher, 1980*'''''Rhadinorhynchus plotosi''''' Parukhin, 1985*'''''Rhadinorhynchus polydactyli''''' Smales, 2014*'''''Rhadinorhynchus polynemi''''' Gupta & Lata, 1967*'''''Rhadinorhynchus pomatomi''''' Smales, 2014*'''''Rhadinorhynchus pristis''''' (Rudolphi, 1802)*'''''Rhadinorhynchus saltatrix''''' Troncy & Vassiliades, 1973*'''''Rhadinorhynchus selkirki''''' Van Cleave, 1921*'''''Rhadinorhynchus seriolae''''' (Yamaguti, 1963)*'''''Rhadinorhynchus stunkardii''''' Gupta & Fatma, 1987*'''''Rhadinorhynchus trachuri''''' Harada, 1935''R. trachuri'' is one of the most widespread acanthocephalans infesting fish from the Eastern Pacific, Western Pacific, and Indian Oceans. On the South pacific coast of Vietnam, it was found infesting the Frigate tuna (''Auxis thazard''), and the Torpedo scad (''Megalaspis cordyla''). *'''''Rhadinorhynchus trivandricus''''' George & Nadkal, 1978*'''''Rhadinorhynchus vancleavei''''' Golvan, 1969*'''''Rhadinorhynchus zhukovi''''' Golvan, 1969'''''Slendrorhynchus''''' Amin & Sey, 1996*'''''Slendrorhynchus breviclaviproboscis''''' Amin & Sey, 1996===Serrasentoidinae Parukhin, 1982==='''''Serrasentoides''''' Parukhin, 1971*'''''Serrasentoides fistulariae''''' Parukhin, 1971
Hosts ''Rhadinorhynchidae'' species parasitize fish hosts.File:Decapterus punctatus Gulf of Mexico.jpg|The Round scad is a host of ''Rhadinorhynchus decapteri''File:Regalecus russelii Academia Sinica.jpg|The oarfish ''Regalecus russelii'' is a host of ''Rhadinorhynchus mariserpentis''
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