''Mexichromis tica'' 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 ...
, a dorid
nudibranch, a shell-less
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
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* ...
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 ...
in the family
Chromodorididae.
[MolluscaBase (2018)]
''Mexichromis tica'' Gosliner, Ortea & Valdés, 2004.
Accessed through: World Register of Marine Species on 2019-01-22.
Distribution
The holotype of this species was collected at the NE side of
Darwin Island
Darwin Island (Spanish: ''Isla Darwin'') is among the smallest in the Galápagos Archipelago with an area of just . It is named in honour of English scientist Charles Darwin. With no dry landing sites, Darwin Island's main attractions are fo ...
(),
Galápagos Islands
The Galápagos Islands (Spanish: , , ) are an archipelago of volcanic islands. They are distributed on each side of the equator in the Pacific Ocean, surrounding the centre of the Western Hemisphere, and are part of the Republic of Ecuador ...
,
Ecuador
Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ''Eku ...
at 23 m depth with a second specimen. Two specimens from Bajo del Diablo,
Isla del Caño
Caño Island ( es, Isla del Caño) is a small island and biological reserve in the Bahia de Corcovado ( Corcovado Bay) in Osa, Costa Rica. It is on the Pacific Ocean side of Costa Rica, west of ''Punta Llorona'' on Península de Osa. It rises ...
, () on the adjacent mainland of
Costa Rica
Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
were also included in the original description.
Description
''Mexichromis tica'' is translucent white with pink viscera showing through the back. There is an opaque white band along the middle of the back and a broad opaque white band at the mantle edge. Adjoining the inner side of the white marginal band is a band of orange or yellow, which may be broken into spots. There is a medial white band on the translucent foot with an elongate orange spot in it. The gill pinnae and
rhinophores are translucent white, with orange pigment at the tips of the rhinophores. The living animals were only up to in length.
[
]
Ecology
References
{{Taxonbar, from=Q6826149
Chromodorididae
Gastropods described in 2004