''Paraclione'' is a
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 "
sea angel
Sea angels (clade Gymnosomata) are a large group of small free-swimming sea slugs, not to be confused with Cnidarians (Jellyfish and other similar creatures), classified into six different families. They are pelagic opisthobranchs in the clade G ...
s", small floating
sea slug
Sea slug is a common name for some marine invertebrates with varying levels of resemblance to terrestrial slugs. Most creatures known as sea slugs are gastropods, i.e. they are sea snails (marine gastropod mollusks) that over evolutionary t ...
s,
pelagic
The pelagic zone consists of the water column of the open ocean, and can be further divided into regions by depth (as illustrated on the right). The word ''pelagic'' is derived . The pelagic zone can be thought of as an imaginary cylinder or wa ...
marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
* Maritime (disambiguation)
* Marine art
* Marine biology
* Marine debris
* Marine habitats
* Marine life
* Marine pollution
Military
* ...
opisthobranch
Opisthobranchs () is now an informal name for a large and diverse group of specialized complex gastropods which used to be united in the subclass Opisthobranchia. That taxon is no longer considered to represent a monophyletic grouping.
Euopisth ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s.
They are very small and gelatinous, mostly transparent, and they only have a shell during their embryonic stage. They can be found in the
Atlantic Ocean
The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...
.
Species
Species in the genus ''Paraclione'' include:
*''
Paraclione flavescens
''Paraclione'' is a genus of " sea angels", small floating sea slugs, pelagic marine opisthobranch gastropod mollusks.
They are very small and gelatinous, mostly transparent, and they only have a shell during their embryonic stage. They ca ...
''
Gegenbaur, 1855 (synonyms : ''Clionina aurantiaca''
Franc, 1951 ; ''Clionina flavescens''
Franc, 1951 )
*''
Paraclione longicaudata
''Paraclione'' is a genus of " sea angels", small floating sea slugs, pelagic marine opisthobranch gastropod mollusks.
They are very small and gelatinous, mostly transparent, and they only have a shell during their embryonic stage. They ca ...
''
Souleyet, 1852 (synonyms : ''Clio longicaudata''
Souleyet, 1851 ; ''Clionina longicaudata''
Souleyet, 1851)
See also
*
Sea angel
Sea angels (clade Gymnosomata) are a large group of small free-swimming sea slugs, not to be confused with Cnidarians (Jellyfish and other similar creatures), classified into six different families. They are pelagic opisthobranchs in the clade G ...
References
*Souleyet. 1851. Ordre des Ptéropodes. Journal de Conchyliologie 2: 28-38
*Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
*Rolán, E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda
*Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). . XII, p. 195
External links
Description of ''Paraclione flavescens''Description of ''Paraclione longicaudata''
Clionidae
{{Clionidae-stub