''Peracreadium'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

trematodes Trematoda is a class of flatworms known as trematodes, and commonly as flukes. They are obligate internal parasites with a complex life cycle requiring at least two hosts. The intermediate host, in which asexual reproduction occurs, is a moll ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Opecoelidae Opecoelidae is a family of trematodes. It is the largest digenean family with over 90 genera and nearly 900 species, almost solely found in marine and freshwater teleost fishes.Bray, Rodney A., Cribb, Thomas H., Littlewood, D. Timothy J. & Waesch ...

. It is very similar to the related genus ''

Cainocreadium ''Cainocreadium'' is a genus of Trematoda, trematodes in the Family (biology), family Opecoelidae. It has been synonymised with ''Apopodocotyle'' Pritchard, 1966,Pritchard, M. H. (1966). A revision of the genus ''Podocotyle'' (Trematoda: Opecoeli ...

'' Nicoll, 1909, and has been synonymised with the genera ''Anabathycreadium'' Salman & Srivastava, 1990, ''Indocreadium'' Salman & Srivastava, 1990, and ''Lebouria'' Nicoll, 1909.

Species

*'' Peracreadium akenovae'' Cribb, Bray & Cutmore, 2013Cribb, T. H., Bray, R. A. & Cutmore, S. C. (2013). ''Peracreadium akenovae'' sp. nov. (Trematoda: Opecoelidae) parasitising the highfin moray eel ''Gymnothorax pseudothyrsoideus'' (Anguilliformes: Muraenidae) from Moreton Bay, Australia. ''Acta Parasitologica'', 58(3), 324–327. *'' Peracreadium characis'' (Stossich, 1886) Bartoli, Gibson & Bray, 1989Stossich, M. (1886). I distomi dei pesci marini e d'acque dolce. Lavoro monografico. ''Programma del Ginnasio Communale Superiore di Trieste dell' Anno 1886''. 66 pp.Bartoli, P., Gibson, D. & Bray, R. (1989). The Opecoelidae (Digenea) of sparid fishes of the western Mediterranean. IV. ''Peracreadium'' Nicoll, 1909 and ''Cainocreadium'' Nicoll, 1909. ''Systematic Parasitology'', 14, 53–67. *'' Peracreadium commune'' (Olsson, 1868) Nicoll, 1909Olsson, P. (1868). Entozoa, iakttagna hos skandinaviska hafsfiskar. I. Platyhelminthes. ''Acta Universitatis Lundensis'', 3, 59 pp. *'' Peracreadium genu'' (Rudolphi, 1819) Nicoll, 1909Rudolphi, C. A. (1819). ''Entozoorum synopsis cui accedunt mantissa duplex et indices locupletissimi''. Tab. III. Berolini: Sumtibus Augusti Rücker. *'' Peracreadium gibsoni'' Kornijchuk & Gaevskaya, 2001Kornijchuk, J. M. & Gaevskayam A. V. (2001). ''Peracreadium gibsoni'' sp. nov. (Trematoda: Opecoelidae)—a new trematode species from the Black Sea fishes. ''Ekologiya Morya'', 56, 27–30. *'' Peracreadium idoneum'' (Nicoll, 1909) Gibson & Bray, 1982Gibson, D. I. & Bray, R. A. (1982). A study and reorganization of ''Plagioporus'' Stafford, 1904 (Digenea: Opecoelidae) and related genera, with special reference to forms from European Atlantic waters. ''Journal of Natural History'', 16, 529–559. *'' Peracreadium kareii'' (Shen & Qiu, 1995) Cribb, 2005Shen, J. W., & Qiu, Z. Z. (1995). ''Studies on the trematodes of fishes from the Yellow Sea and the Bo Hai Sea''. Beijing: Science Press.Cribb, T. H. (2005). Family Opecoelidae Ozaki, 1925. In Bray, R., Gibson, D. & Jones, A. (Eds.), ''Keys to the Trematoda'', Vol. 2 (pp. 443–531). London: CABI Publishing and The Natural History Museum. *'' Peracreadium longicirrus'' (Salman & Srivastava, 1990) Cribb, 2005Salman, A. S. & Srivastava, H. D. (1990). New and previously described digenetic trematodes (Plagioporinae Manter, 1947) from Indian marine fishes. ''Acta Parasitologica Polonica'', 35, 11–18. *'' Peracreadium megaformis'' (Salman & Srivastava, 1990) Cribb, 2005 *'' Peracreadium mycteropercae'' (Sogandares-Bernal, 1959) Pritchard, 1966Sogandares-Bernal, F. (1959). Digenetic trematodes of marine fishes from the Gulf of Panama and Bimini, British West Indies. ''Tulane Studies in Zoology'', 7, 71–117.Pritchard, M. H. (1966). Studies on digenetic trematodes of Hawaiian fishes: family Opecoelidae Ozaki, 1925. ''Zoologische Jahrbucher, Abteilung für Systematik'', 93, 173–202.

References

Opecoelidae Plagiorchiida genera {{trematoda-stub