''Antiopella barbarensis'', common name Santa Barbara janolus, is a colourful sea slug, a cladobranch
nudibranch
Nudibranchs () are a group of soft-bodied marine gastropod molluscs which shed their shells after their larval stage. They are noted for their often extraordinary colours and striking forms, and they have been given colourful nicknames to matc ...
, 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
* ...
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 ...
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
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 ...
Janolidae.
[MolluscaBase (2019). MolluscaBase]
''Antiopella barbarensis'' (J. G. Cooper, 1863).
Accessed on 2020-10-20.
Distribution
''Antiopella barbarensis'' is a commonly found nudibranch on the Pacific coast inhabiting tide pools of
La Jolla
La Jolla ( , ) is a hilly, seaside neighborhood within the city of San Diego, California, United States, occupying of curving coastline along the Pacific Ocean. The population reported in the 2010 census was 46,781.
La Jolla is surrounded on ...
, California. Populations also expand to some parts of Costa Rica.
Behrens 1991 gives the distribution as "San Francisco Bay to Baja California, Gulf of California, Mexico".
[Behrens, David W. 1991. Pacific Coast Nudibranchs. Sea Challengers: Monterey, California.]
References
{{Taxonbar, from=Q5068518
Proctonotidae
Gastropods described in 1863