''Borealea nobilis'' is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
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 ...
, an aeolid
nudibranch, a
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
* ...
heterobranch mollusc
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 esti ...
in the family
Flabellinidae
Flabellinidae is a taxonomic family of brightly coloured sea slugs, specifically nudibranchs, marine gastropod mollusks.
This family has no subfamilies.
Genera and species
Genera within the family Flabellinidae include:Bouchet, P. (2011)Flabell ...
.
[Picton, B. (2017)]
''Borealea nobilis'' (A. E. Verrill, 1880).
In: MolluscaBase (2017). Accessed on 2018-01-12.
Distribution
''Borealea nobilis'' was described from a single specimen dredged in 145 m depth off Cape Cod in 1879. It is widely distributed in the northern
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 ...
from
Norway
Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...
south to
Ireland
Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...
and on the
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
n coast south to
New England
New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York to the west and by the Canadian provinces ...
.
Description
This species is translucent white with opaque white markings. The digestive gland in the
cerata is either orange or red in colour. The
rhinophores are pale yellow-brown in colour and covered with small papillae.
[Rudman, W.B., 2001 (June 28]
''Flabellina nobilis'' (Verrill, 1880).
n/nowiki> Sea Slug Forum. Australian Museum, Sydney. Retrieved April 13, 2015seawater.no
Retrieved July 5, 2012
This species grows to 40–50 mm (4–5 cm) in length. The maximum recorded body length is 63 mm.[Welch J. J. (2010). "The “Island Rule” and Deep-Sea Gastropods: Re-Examining the Evidence". '' PLoS ONE'' 5(1): e8776. doi:10.1371/journal.pone.0008776.]
Ecology
Minimum recorded depth is 20 m.
References
External links
{{Taxonbar, from=Q3073190
Flabellinidae
Gastropods described in 1880