Janolus GudangMovies21 Rebahinxxi LK21

Janolus is a genus of small to large sea slugs, or more accurately nudibranchs, marine gastropod mollusks, in the family Janolidae. The name Janolus is derived from the two-headed god Janus, in ancient Roman mythology.




Description


Adult individuals of Janolus species can be between 2.5 cm to 8 cm long, depending on the species. They are semi-translucent and the body is covered in short cerata.




Distribution


Janolus species are found in many areas world-wide, including Europe, Australia, Japan and Africa.




Ecology






= Habitat

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This genus of nudibranch is found in shallow and subtidal waters.




= Feeding habits

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Janolus species feed on Bryozoa, moss animals.




= Predators

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In California, Navanax is a known predator of Janolus. Navanax tracks the slime of Janolus by using chemoreceptors. When Janolus is about to be caught, it rolls into a ball, leaving its cerata exposed.




Species


Species in the genus Janolus include:

Janolus anulatus Camacho-Garcia & Gosliner, 2006
Janolus australis Bergh, 1884
Janolus chilensis M.A. Fischer, Cervera & Ortea, 1997
Janolus comis Er. Marcus, 1955
Janolus eximius Miller & Willan, 1986
Janolus faustoi Ortea & Llera, 1988
Janolus flavoanulatus Pola & Gosliner, 2019
Janolus hyalinus (Alder and Hancock, 1854)
Janolus ignis Miller & Willan, 1986
Janolus incrustans Pola & Gosliner, 2019
Janolus kinoi Edmunds & Carmona, 2017
Janolus mirabilis Baba & Abe, 1970
Janolus mokohinau Miller & Willan, 1986
Janolus mucloc (Er. Marcus, 1958)
Janolus rebeccae Schrödl, 1996
Janolus savinkini Martynov & Korshunova, 2012
Janolus toyamensis Baba & Abe, 1970
Janolus tricellariodes Pola & Gosliner, 2019
Species brought into synonymy

Janolus barbarensis (J. G. Cooper, 1863):synonym of Antiopella barbarensis (J. G. Cooper, 1863)
Janolus capensis Bergh, 1907:synonym of Antiopella capensis (Bergh, 1907) (original combination)
Janolus costacubensis Ortea & Espinosa, 2000:synonym of Janolus comis Er. Marcus, 1955
Janolus cristatus (Delle Chiaje, 1841):synonym of Antiopella cristata (Delle Chiaje, 1841)
Janolus flagellatus Eliot, 1906:synonym of Janolus hyalinus (Alder & Hancock, 1854) (dubious synonym)
Janolus fuscus O'Donoghue, 1924:synonym of Antiopella fusca (O'Donoghue, 1924) (original combination)
Janolus longidentatus Gosliner, 1981:synonym of Antiopella longidentata (Gosliner, 1981) (original combination)
Janolus nakaza (Gosliner, 1981):synonym of Bonisa nakaza Gosliner, 1981
Janolus novozealandicus (Eliot, 1907):synonym of Antiopella novozealandica Eliot, 1907
Janolus praeclarus (Bouchet, 1975):synonym of Antiopella praeclara Bouchet, 1975




References

Kata Kunci Pencarian:

• Janolus
• Janolus savinkini
• Antiopella barbarensis
• Janolus fuscus
• Antiopella cristata
• Janolus flavoanulatus
• Gasflame nudibranch
• Janolus toyamensis
• Antiopella capensis
• Antiopella longidentata

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Janolus savinkini - Nudibranch Facts and Photographs • Seaunseen