Cuninidae is a family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 of jellyfish

Jellyfish

Jellyfish are free-swimming members of the phylum Cnidaria. Medusa is another word for jellyfish, and refers to any free-swimming jellyfish stages in the phylum Cnidaria...

 in the order Narcomedusae

Narcomedusae

Narcomedusae is an order of hydrozoans in the subclass Trachylinae.-Characteristics:Members of this order do not normally have a polyp stage. The medusa has a dome-shaped bell with thin sides. The tentacles are attached above the lobed margin of the bell with usually a gastric pouch above each....

.

Characteristics

Members of this family have dome-shaped bells and tentacles set above the undulating margin of the bell. There are gastric pouches containing the gonads situated in line with the tentacles, the number of pouches being the same as the number of tentacles. The pouches do not extend below the points of origin of the primary tentacles. Members of some genera have a peripheral canal system and others do not. There are no radial canals or secondary tentacles.

Genera and species

The World Register of Marine Species lists the following genera

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 and species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

:

• Cunina Eschscholtz, 1829
  • Cunina becki Bouillon, 1985
  • Cunina duplicata Maas, 1893
  • Cunina fowleri (Browne, 1906)
  • Cunina frugifera Kramp, 1948
  • Cunina globosa Eschscholtz, 1829
  • Cunina lativentris Gegenbaur, 1856
  • Cunina octonaria McCrady, 1857
  • Cunina peregrina Bigelow, 1909
  • Cunina polygonia (Haeckel, 1879)
  • Cunina proboscidea E. & L. Metschnikoff, 1871
  • Cunina simplex Gili, Bouillon, Pagès, Palanques, Puig & Heussner, 1998
  • Cunina tenella (Bigelow, 1909)
  • Cunina vitrea Gegenbaur, 1856
• Sigiweddellia Bouillon, Pagès & Gili, 2001
  • Sigiweddellia benthopelagica Bouillon, Pagès & Gili, 2001
• Solmissus
  Solmissus
  Solmissus, the Dinner plate jellies, is a genus of jellyfish. It is unique in the fact that it actively hunts for prey as opposed to passively waiting for plankton to pass by. They are found in the deep waters of Monterey Bay, California. They are most likely to be found in the deep sea, mid water...
  
  
  • Solmissus albescens (Gegenbaur, 1856)
  • Solmissus incisa (Fewkes, 1886)
  • Solmissus marshalli Agassiz & Mayer, 1902