【孔肠科】
孔肠科（学名： Opecoelidae）是斜睪目之下一个吸虫纲复殖亚纲寄生虫的科WoRMS_108432，是复殖亚纲之下物种最丰盛的一个科，包含有近100个属、接近900个物种。这上千种物种全在淡水和咸水生活的真骨类支序鱼类身上寄生II。
==分类==
===总科===
本科在WoRMS属于Allocreadioidea总科，但在Bray et al.被划为独立一个总科 Opecoeloidea Ozaki, 1925 ，又或属于 Brachycladioidea Odhner, 1905。
===亚科与属===
本科物种尚可分为多个亚科，分别如下：
* Subfamily Helicometrinae Bray, Cribb, Littlewood & Waeschenbach, 2016
** Genus Helicometra Odhner, 1902
** Genus Helicometrina Linton, 1910
** Genus Neohelicometra Siddiqi & Cable, 1960
* 孔肠亚科 Opecoelinae Ozaki, 1925
** Genus Anisoporus Ozaki, 1928
** Genus Anomalotrema Zhukov, 1957
** Genus Apertile Overstreet, 1969
** Genus Coitocaecum Nicoll, 1915
** Genus Dactylomyza Aken'Ova, 2003
** Genus Dactylostomum Woolcock, 1935
** Genus Dimerosaccus Shimazu, 1980
** Genus Discoverytrema Gibson, 1976
** Genus Genitocotyle Park, 1937
** Genus Labracetabulum Reimer, 1987
** Genus Manteriella Yamaguti, 1958
** Genus Margolisia Bray, 1987
** Genus Neodactylostomum Toman, 1996
** Genus Notoporus Yamaguti, 1938
** Genus Opecoeloides Odhner, 1928
** 孔肠属 Opecoelus Ozaki, 1925
** Genus Opegaster Ozaki, 1928
** Genus Paropecoelus Pritchard, 1966
** Genus Parvacreadium Manter, 1940
** Genus Poracanthium Dollfus, 1948
** Genus Pseudopecoeloides Yamaguti, 1940
** Genus Pseudopecoelus von Wicklen, 1946
* Subfamily Opecoelininae Gibson & Bray, 1984
** Genus Bartoliella Aken'Ova, 2003
** Genus Buticulotrema Blend, Dronen & McEachran, 1993
** Genus Opecoelina Manter, 1934
* Subfamily Plagioporinae Manter, 1947
** Genus Allopodocotyle Pritchard, 1966
** Genus Anthochoanocotyle Kamegai, 1972
** Genus Bathycreadium Kabata, 1961
** Genus Bentholebouria Andres, Pulis & Overstreet, 2014
** Genus Cainocreadium Nicoll, 1909
** Genus Choanostoma Yamaguti, 1934
** Genus Choerodonicola Cribb, 2005
** Genus Decemtestis Yamaguti, 1934
** Genus Diplobulbus Yamaguti, 1934
** Genus Eucreadium Dayal, 1950
** Genus Fairfaxia Cribb, 1989
** Genus Gaevskajatrema Gibson & Bray, 1982
** Genus Hamacreadium Linton, 1910
** Genus Heterochoanostoma Machida, 2014
** Genus Hysterogonia Hanson, 1955
** Genus Jerguillicola Bray, 2002
** Genus Macrourimegatrema Blend, Dronen & Armstrong, 2004
** Genus Macvicaria Gibson & Bray, 1982
** Genus Mesocreadium Reimer, 1987
** Genus Neochoanostoma Bray & Cribb, 1989
** Genus Neolebouria Gibson, 1976
** Genus Neoplagioporus Shimazu, 1990
** Genus Nicolla Wisniewski, 1933
** Genus Orthodena Durio & Manter, 1968
** Genus Pachycreadium Manter, 1954
** Genus Pacificreadium Durio & Manter, 1968
** Genus Paramanteriella Li, Qiu & Zhang, 1988
** Genus Paraplagioporus Yamaguti, 1939
** Genus Pellamyzon Montgomery, 1957
** Genus Peracreadium Nicoll, 1909
** Genus Phyllotrema Yamaguti, 1934
** Genus Pinguitrema Siddiqi & Cable, 1960
** Genus Plagioporus Stafford, 1904
** Genus Podocotyle Dujardin, 1845
** Genus Podocotyloides Yamaguti, 1934
** Genus Proneohelicometra Hassanine, 2006
** Genus Propycnadenoides Fischthal & Kuntz, 1964
** Genus Pseudoplagioporus Yamaguti, 1938
** Genus Pseudopycnadena Saad-Fares & Maillard, 1986
** Genus Pycnadena Linton, 1910
** Genus Pycnadenoides Yamaguti, 1938
** Genus Shimazuia Cribb, 2005
** Genus Sphaerostoma Rudolphi, 1809
** Genus Tellervotrema Gibson & Bray, 1982
** Genus Thynstenopera Bilqees & Khatoon, 2004
** Genus Trilobovarium Martin, Cutmore & Cribb, 2017
** Genus Urorchis Ozaki, 1927
** Genus Vesicocoelium Tang, Hsu, Huang & Lu, 1975
** Genus Villarrealina Bolaños & Salas, 1982
* Subfamily Stenakrinae Yamaguti, 1970
** Genus Biospeedotrema Bray, Waeschenbach, Dyal, Littlewood & Morand, 2014
** Genus Caudotestis Issaitschikov, 1928
** Genus Hexagrammia Baeva, 1965
** Genus Neonotoporus Srivastava, 1942
** Genus Pseudopecoelina Yamaguti, 1942
** Genus Scorpidotrema Aken'Ova & Cribb, 2003
** Genus Stenakron Stafford, 1904
==参考文献==
==外部连结==