genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
trematodes
Trematoda is a class of flatworms known 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 usually a snail. The definitive host ...
in the
family
Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...
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 ...
.
Species
*''
Hexagrammia longitestis
''Hexagrammia'' is a genus of trematodes in the family 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 ...
'' Schell, 1973Schell, S. C. (1973). Three new species of digenetic trematodes from Puget Sound fishes. ''Proceedings of the Helminthological Society of Washington'', 40, 227–230.
*''
Hexagrammia zhukovi
''Hexagrammia'' is a genus of trematodes in the family Opecoelidae.
Species
*''Hexagrammia longitestis
''Hexagrammia'' is a genus of trematodes in the family Opecoelidae
Opecoelidae is a family of trematodes. It is the largest digenean fam ...