The Cryptoniscidae are a

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 ...

isopod Isopoda is an order of crustaceans that includes woodlice and their relatives. Isopods live in the sea, in fresh water, or on land. All have rigid, segmented exoskeletons, two pairs of antennae, seven pairs of jointed limbs on the thorax, an ...

crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods and mantis shrimp. The crustacean group ...

s in the suborder Cymothoida. The original description was made by Kossmann in 1880. "Liriopsidae" is a junior synonym.World Register of Marine Species
/ref> Members of this family are

hyperparasite A hyperparasite, also known as a metaparasite, is a parasite whose host, often an insect, is also a parasite, often specifically a parasitoid. Hyperparasites are found mainly among the wasp-waisted Apocrita within the Hymenoptera, and in two othe ...

s of rhizocephalid barnacles which are themselves parasites of decapod crustaceans. The morphology of the adult females gives little clue as to their true identity, but the free-living larvae show their true taxonomic affiliations.Virginia Institute of Marine Science
/ref> Alpheus sp

The family contains these

genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...

: *'' Cryptoniscus'' F. Müller, 1864 *'' Danalia'' Giard, 1887 *'' Enthylacus'' Pérez, 1920 *'' Eumetor'' Kossmann, 1872 *''

Faba ''Vicia faba'', commonly known as the broad bean, fava bean, or faba bean, is a species of vetch, a flowering plant in the pea and bean family Fabaceae. It is widely cultivated as a crop for human consumption, and also as a cover crop. Varieti ...

'' Nierstrasz & Brender à Brandis, 1930 *''

Liriopsis ''Hymenocallis'' (US) or , p. 76 (UK) is a genus of American plants in the amaryllis family. ''Hymenocallis'' contains more than 60 species of herbaceous bulbous perennials native to the southeastern United States, Mexico, Central America, the ...

'' Schultze in Müller, 1859 *'' Perezina'' Nierstrasz & Brender à Brandis, 1930 *'' Zeuxokoma'' Grygier, 1993

References

Cymothoida Crustacean families {{Isopod-stub