Okenia

Okenia
	Okenia atkinsonorum, Nelson Bay NSW, head end towards the left
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Nudibranchia
Superfamily:	Onchidoridoidea
Family:	Goniodorididae
Genus:	Okenia ; Menke, 1830
Type species
	Idalia elegans; Leuckart, 1828
Synonyms
	BermudellaOdhner, 1941; CargoaVogel & Schultz, 1970; CeratodorisGray, 1850; EchinodorisBergh, 1874; HopkinsiaMacFarland, 1905; HopkinsiellaBaba, 1938; IdaliaLeuckart, 1828 (invalid: junior homonym of IdaliaHuebner, [1820]; Okenia and Idalina are replacement names); IdaliellaBergh, 1881; IdalinaNorman, 1890; SakishimaiaHamatani, 2001; TeshiaEdmunds, 1966;

Last updated July 25, 2025

Okenia is a genus of colorful sea slugs, specifically of dorid nudibranchs, marine gastropod mollusks in the family Goniodorididae.^[2]

Species

Species within the genus Okenia include:

Okenia academica Camacho-Garcia & Gosliner, 2004
Okenia africana Edmunds, 2009^[3]
Okenia ameliae Ortea, Moro & Caballer, 2014
Okenia amoenula (Bergh, 1907)^[4]
Okenia angelensis Lance, 1966
Okenia angelica Gosliner & Bertsch, 2004
Okenia ascidicola M.P. Morse, 1972
Okenia aspersa (Alder & Hancock, 1845)
Okenia atkinsonorum Rudman, 2007
Okenia aurorapapillata Paz-Sedano & Pola in Paz-Sedano, Wilson, Carmona, Gosliner & Pola, 2021
Okenia barnardi Baba, 1937
Okenia brunneomaculata Gosliner, 2004^[5]
Okenia cochimi Gosliner & Bertsch, 2004
Okenia cupella (Vogel & Schultz, 1970)
Okenia digitata (Edmunds, 1966)
Okenia distincta Baba, 1940
Okenia echinata Baba, 1949
Okenia elegans (Leuckart, 1828) - type species^[5]
Okenia elisae Paz-Sedano & Pola in Paz-Sedano, Wilson, Carmona, Gosliner & Pola, 2021
Okenia eolida (Quoy & Gaimard, 1832)
Okenia evelinae Er. Marcus, 1957
Okenia felis Gosliner, 2010^[6]
Okenia ghanensis Edmunds, 2009
Okenia hallucigenia Rudman, 2004
Okenia harastii Pola, Roldán & Padilla, 2014
Okenia hiroi (Baba, 1938)
Okenia hispanica Valdes & Ortea, 1995
Okenia impexa Er. Marcus, 1957
Okenia japonica Baba, 1949^[5]
Okenia kendi Gosliner, 2004^[5]
Okenia kondoi (Hamatani, 2001)^[5] - originally described as Sakishimaia kondoi Hamatani, 2001
Okenia lambat Gosliner, 2004^[5]
Okenia leachii (Alder & Hancock, 1854)
Okenia liklik Gosliner, 2004^[5]
Okenia longiductis Pola, Paz-Sedano, Macali, Minchin, Marchini, Vitale, Licchelli & Crocetta, 2019
Okenia luna Millen, Schrödl, Vargas, & Indacochea, 1994
Okenia mediterranea (Ihering, 1886)
Okenia mellita Rudman, 2004
Okenia mexicorum Gosliner & Bertsch, 2004
Okenia mica Ortea & Moro, 2014
Okenia mija Burn, 1967
Okenia miramarae Ortea & Espinosa, 2000
Okenia nakamotoensis (Hamatani, 2001)^[5]
Okenia nakanoae Paz-Sedano & Pola in Paz-Sedano, Wilson, Carmona, Gosliner & Pola, 2021
Okenia opuntia Baba, 1960
Okenia pellucida Burn, 1967^[5]
Okenia picoensis Paz-Sedano, Ortigosa & Pola, 2017
Okenia pilosa (Bouchet & Ortea, 1983)^[5]
Okenia plana Baba, 1960^[5]
Okenia polycerelloides (Ortea & Bouchet, 1983)
Okenia problematica Pola, Paz-Sedano, Macali, Minchin, Marchini, Vitale, Licchelli & Crocetta, 2019
Okenia pulchella Alder & Hancock, 1854
Okenia purpurata Rudman, 2004
Okenia purpureolineata Gosliner, 2004^[5]
Okenia rhinorma Rudman, 2007
Okenia rosacea (MacFarland, 1905)^[5]
Okenia sapelona Ev. Marcus & Er. Marcus, 1967
Okenia siderata Paz-Sedano & Pola in Paz-Sedano, Wilson, Carmona, Gosliner & Pola, 2021
Okenia stellata Rudman, 2004
Okenia tenuifibrata Paz-Sedano & Pola in Paz-Sedano, Wilson, Carmona, Gosliner & Pola, 2021
Okenia vancouverensis (O'Donoghue, 1921)
Okenia vena Rudman, 2004
Okenia virginiae Gosliner, 2004^[5]
Okenia zoobotryon (Smallwood, 1910)

Nomen dubium

Okenia pusillaSordi, 1974

Species names considered to be synonyms

Okenia dautzenbergiVayssière, 1919: synonym of Okenia aspersa(Alder & Hancock, 1845)
Okenia modesta(A. E. Verrill, 1875): synonym of Okenia aspersa(Alder & Hancock, 1845)
Okenia quadricornis(Montagu, 1815): synonym of Okenia aspersa(Alder & Hancock, 1845)

References

↑ Menke (1830). Synopsis ed. 2, 10.
1 2 Okenia Menke, 1830 . Retrieved through: World Register of Marine Species on 10 January 2019.
↑ Edmunds M. (2009) "Opisthobranchiate Mollusca from Ghana: Goniodorididae". Journal of Conchology 40(1): 37-54. abstract Archived 2011-07-22 at the Wayback Machine .
↑ Gosliner T.M. 1987. Nudibranchs of Southern Africa ISBN 0-930118-13-8
1 2 3 4 5 6 7 8 9 10 11 12 13 14 Gosliner T. M. (2004). "Phylogenetic Systematics of Okenia, Sakishmaia, Hopkinsiella and Hopkinsia (Nudibranchia: Goniodorididae) with descriptions of new species from the tropical Indo-Pacific". Proceedings of the California Academy of Sciences 55(5): 125-161. PDF.
↑ Gosliner T. M. (2010). "Two New Species of Nudibranch Mollusks From the Coast of California". Proceedings of the California Academy of Sciences 66: 623-631. PDF Archived 2010-10-01 at the Wayback Machine

Leuckart F. S. (1828). Breves animalium quorundum maxima ex parte marinorum descriptiones. Heidelberg pp. 24:
Bergh, L. S. R. 1881. Ueber die Gattung Idalia, Leuckart. Archiv für Naturgeschichte 47(1):140-181, pls. 6-8
Odhner N.J. 1941. New polycerid nudibranchiate mollusca and remarks on this family. Göteborgs Kungl. Vetenskaps- och Vitterhets-Samhälles Handlingar, Ser. B, Matematiska och Naturvetenskapliga Skrifter, 1(11): 1-20
Edmunds, M. (1966). Teshia digitata gen. and sp. nov., a dorid nudibranch from Ghana. Journal of the malacological Society of London. 37: 69-72
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.
Hamatani I. (2001) Two new species of Goniodorididae (Opisthobranchia; Nudibranchia) with a new genus from Kuroshima Island, Okinawa, Japan. Venus, 60(3): 151-156

External links

Data related to Okenia at Wikispecies

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[1] Menke (1830). Synopsis ed. 2, 10.

[WoRMS-2] 1 2 Okenia Menke, 1830 . Retrieved through: World Register of Marine Species on 10 January 2019.

[3] Edmunds M. (2009) "Opisthobranchiate Mollusca from Ghana: Goniodorididae". Journal of Conchology 40(1): 37-54. abstract Archived 2011-07-22 at the Wayback Machine .

[4] Gosliner T.M. 1987. Nudibranchs of Southern Africa ISBN 0-930118-13-8

[Gosliner_2004-5] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Gosliner T. M. (2004). "Phylogenetic Systematics of Okenia, Sakishmaia, Hopkinsiella and Hopkinsia (Nudibranchia: Goniodorididae) with descriptions of new species from the tropical Indo-Pacific". Proceedings of the California Academy of Sciences 55(5): 125-161. PDF.

[6] Gosliner T. M. (2010). "Two New Species of Nudibranch Mollusks From the Coast of California". Proceedings of the California Academy of Sciences 66: 623-631. PDF Archived 2010-10-01 at the Wayback Machine

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Okenia

Contents

Species

References

Further reading

External links

Okenia

Okenia atkinsonorum, Nelson Bay NSW, head end towards the left
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Nudibranchia
Superfamily:	Onchidoridoidea
Family:	Goniodorididae
Genus:	Okenia Menke, 1830^[1]
Type species
Idalia elegans Leuckart, 1828
Synonyms ^[2]
BermudellaOdhner, 1941 CargoaVogel & Schultz, 1970 CeratodorisGray, 1850 EchinodorisBergh, 1874 HopkinsiaMacFarland, 1905 HopkinsiellaBaba, 1938 IdaliaLeuckart, 1828 (invalid: junior homonym of IdaliaHuebner, [1820]; Okenia and Idalina are replacement names) IdaliellaBergh, 1881 IdalinaNorman, 1890 SakishimaiaHamatani, 2001 TeshiaEdmunds, 1966