Prayidae is a family of marine

invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...

s in the order

Siphonophorae Siphonophorae (from Greek ''siphōn'' 'tube' + ''pherein'' 'to bear') is an order within Hydrozoa, which is a class of marine organisms within the phylum Cnidaria. According to the World Register of Marine Species, the order contains 175 speci ...

. They are

colonial Colonial or The Colonial may refer to: * Colonial, of, relating to, or characteristic of a colony or colony (biology) Architecture * American colonial architecture * French Colonial * Spanish Colonial architecture Automobiles * Colonial (1920 au ...

, and the colonies can superficially resemble

jellyfish Jellyfish and sea jellies are the informal common names given to the medusa-phase of certain gelatinous members of the subphylum Medusozoa, a major part of the phylum Cnidaria. Jellyfish are mainly free-swimming marine animals with umbrell ...

; although they appear to be a single

organism In biology, an organism () is any living system that functions as an individual entity. All organisms are composed of cells (cell theory). Organisms are classified by taxonomy into groups such as multicellular animals, plants, and ...

, each specimen is actually a colony of Siphonophora. The family contains the following subfamilies and genera: * Subfamily Amphicaryoninae Chun, 1888 ** Genus '' Amphicaryon'' Chun, 1888 ** Genus '' Maresearsia'' Totton, 1954 * Subfamily Nectopyramidinae Bigelow, 1911 ** Genus '' Nectadamas''

Pugh Pugh is a surname, of Welsh (''ap Huw'' means "son of Hugh" in Welsh) or Irish origin and may refer to: * Alf Pugh (1869–1942), Wales international football goalkeeper * Alun Pugh (born 1955), former Labour Welsh Assembly Government Minister for ...

, 1992 ** Genus '' Nectopyramis'' Bigelow, 1911 * Subfamily Prayinae Chun, 1885 ** Genus '' Craseoa''

& Harbison, 1987 ** Genus '' Desmophyes''

Haeckel Ernst Heinrich Philipp August Haeckel (; 16 February 1834 – 9 August 1919) was a German zoologist, naturalist, eugenicist, philosopher, physician, professor, marine biologist and artist. He discovered, described and named thousands of new sp ...

, 1888 ** Genus '' Gymnopraia''

Haddock The haddock (''Melanogrammus aeglefinus'') is a saltwater ray-finned fish from the family Gadidae, the true cods. It is the only species in the monotypic genus ''Melanogrammus''. It is found in the North Atlantic Ocean and associated seas wher ...

, Dunn &

, 2005 ** Genus '' Lilyopsis'' Chun, 1885 ** Genus '' Mistoprayina''

& Harbison, 1987 ** Genus ''

Praya Praya () was a term used in Colonial Hong Kong to refer to a promenade by the waterfront. The name comes from the Portuguese word ''praia'', which means "beach," but in China it came to mean a stone-faced waterfront road. In Hong Kong, it was ...

'' Quoy &

Gaimard Joseph Paul Gaimard (31 January 1793 – 10 December 1858) was a French naval surgeon and naturalist. Biography Gaimard was born at Saint-Zacharie on January 31, 1793. He studied medicine at the naval medical school in Toulon, subsequent ...

, in de Blainville, 1834 ** Genus '' Prayola'' Carré, C. 1969 ** Genus ''

Rosacea Rosacea is a long-term skin condition that typically affects the face. It results in redness, pimples, swelling, and small and superficial dilated blood vessels. Often, the nose, cheeks, forehead, and chin are most involved. A red, enlarg ...

'' Quoy &

, 1827 ** Genus '' Stephanophyes'' Chun, 1888

References

* * Calycophorae Cnidarian families {{Siphonophorae-stub