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Family: Alepocephalidae Slickheads



(See list of species below)



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98 species
(see list below)
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Photo by Canadian Museum of Nature, Ottawa, Canada

Eastern Atlantic
Max. Length 123 cm SL
Alepocephalus agassizii Goode & Bean, 1883

Photo by Canadian Museum of Nature, Ottawa, Canada
 
Alepocephalus agassizii
[Agassiz' slickhead]
No picture found
Western Central Pacific.

 
Alepocephalus andersoni
[]

Photo by Graham, K.

Western Central Pacific.
Max. Length 66.2 cm SL
Alepocephalus antipodianus (Parrott, 1948)

Photo by Graham, K.
 
Alepocephalus antipodianus
[Antipodean slickhead]
No picture found
Eastern Pacific.

 
Alepocephalus asperifrons
[]

Photo by Bañón Díaz, R.

Circumglobal
Max. Length 69 cm SL
Alepocephalus australis Barnard, 1923

Photo by Bañón Díaz, R.
 
Alepocephalus australis
[Small scaled brown slickhead]

Photo by Román Marcote, E.

Eastern Atlantic
Max. Length 100 cm SL
Alepocephalus bairdii Goode & Bean, 1879

Photo by Román Marcote, E.
 
Alepocephalus bairdii
[Baird's slickhead]

Photo by Shao, K.T.

Indo-Pacific
Max. Length 29 cm SL
Alepocephalus bicolor Alcock, 1891

Photo by Shao, K.T.
 
Alepocephalus bicolor
[Bicolor slickhead]

Photo by Mullasseri, S.

Western Indian Ocean

Alepocephalus blanfordii Alcock, 1892

Photo by Mullasseri, S.
 
Alepocephalus blanfordii
[]
No picture found
Eastern Indian Ocean
Max. Length 30.5 cm SL

 
Alepocephalus dentifer
[]
No picture found
Eastern Pacific
Max. Length 18 cm SL

 
Alepocephalus fundulus
[]
No picture found
Northwest Pacific
Max. Length 16 cm SL

 
Alepocephalus longiceps
[Longfin slickhead]

Photo by Graham, K.

Western Pacific
Max. Length 41 cm SL
Alepocephalus longirostris Okamura & Kawanishi, 1984

Photo by Graham, K.
 
Alepocephalus longirostris
[Longsnout slickhead]
No picture found
Southeast Pacific

 
Alepocephalus melas
[]
No picture found
Northwest Pacific
Max. Length 40 cm SL

 
Alepocephalus owstoni
[Owston's slickhead]
No picture found
Southeast Pacific.
Max. Length 31.7 cm SL

 
Alepocephalus planifrons
[]
No picture found
Possibly circumglobal. E
Max. Length 41 cm SL

 
Alepocephalus productus
[Smalleye smooth-head]

Photo by Wirtz, P.

Eastern Atlantic
Max. Length 50 cm SL
Alepocephalus rostratus Risso, 1820

Photo by Wirtz, P.
 
Alepocephalus rostratus
[Risso's smooth-head]

Photo by Van Orden, W.

North Pacific
Max. Length 61 cm TL
Alepocephalus tenebrosus Gilbert, 1892

Photo by Van Orden, W.
 
Alepocephalus tenebrosus
[California slickhead]
No picture found
Western Pacific
Max. Length 24 cm SL

 
Alepocephalus triangularis
[Triangulate slickhead]

Photo by Yang, N.-S.

Northwest Pacific
Max. Length 63 cm SL
Alepocephalus umbriceps Jordan & Thompson, 1914

Photo by Yang, N.-S.
 
Alepocephalus umbriceps
[Slickhead]
No picture found
Eastern Atlantic
Max. Length 33.7 cm SL

 
Asquamiceps caeruleus
[]

Photo by Graham, K.

Eastern Atlantic. Indo-W
Max. Length 25.3 cm SL
Asquamiceps hjorti (Koefoed, 1927)

Photo by Graham, K.
 
Asquamiceps hjorti
[Barethroat slickhead]
No picture found
Western Pacific.

 
Asquamiceps longmani
[]

Photo by SFSA

Possibly circumglobal.
Max. Length 17.4 cm SL
Asquamiceps velaris Zugmayer, 1911

Photo by SFSA
 
Asquamiceps velaris
[Fanfin smooth-head]
No picture found
Indo-West Pacific
Max. Length 28 cm SL

 
Aulastomatomorpha phospherops
[Luminous slickhead]
No picture found
Western Central Pacific.
Max. Length 14.5 cm SL

 
Bajacalifornia aequatoris
[]
No picture found
Western Indian and Atlant
Max. Length 21.6 cm SL

 
Bajacalifornia arcylepis
[Network slickhead]

Photo by Shao, K.T.

Western Indian Ocean
Max. Length 18.1 cm SL
Bajacalifornia burragei Townsend & Nichols, 1925

Photo by Shao, K.T.
 
Bajacalifornia burragei
[Sharpchin slickhead]
No picture found
Eastern Atlantic
Max. Length 38 cm SL

 
Bajacalifornia calcarata
[Brown slickhead]
No picture found
Western Pacific
Max. Length 36.6 cm TL

 
Bajacalifornia erimoensis
[]

Photo by Alvheim, O./Institute of Marine Research (IMR)

Eastern Atlantic
Max. Length 40 cm SL
Bajacalifornia megalops (Lütken, 1898)

Photo by Alvheim, O./Institute of Marine Research (IMR)
 
Bajacalifornia megalops
[Bigeye smooth-head]
No picture found
Western Pacific
Max. Length 24.7 cm SL

 
Bajacalifornia microstoma
[]
No picture found
Eastern Pacific

 
Bathylaco macrophthalmus
[]
No picture found
Eastern Central Atlantic
Max. Length 29.1 cm SL

 
Bathylaco nielseni
[]
No picture found
Circumglobal in warmer wa
Max. Length 36 cm SL

 
Bathylaco nigricans
[Black warrior]

Photo by Dolgov, A.

Eastern Atlantic
Max. Length 38 cm SL
Bathyprion danae Marshall, 1966

Photo by Dolgov, A.
 
Bathyprion danae
[Fangtooth smooth-head]
No picture found
Indian Ocean.
Max. Length 30.3 cm SL

 
Bathytroctes breviceps
[]
No picture found
Western Indian Ocean

 
Bathytroctes elegans
[]
No picture found
Eastern Central Pacific.
Max. Length 21.8 cm SL

 
Bathytroctes inspector
[]
No picture found
Indian Ocean
Max. Length 24.2 cm SL

 
Bathytroctes macrognathus
[]

Photo by Orlov, A.

Atlantic, Indian and Paci
Max. Length 40 cm SL
Bathytroctes macrolepis Günther, 1887

Photo by Orlov, A.
 
Bathytroctes macrolepis
[Koefoed's smooth-head]

Photo by Orlov, A.

Eastern Atlantic
Max. Length 37 cm SL
Bathytroctes michaelsarsi Koefoed, 1927

Photo by Orlov, A.
 
Bathytroctes michaelsarsi
[Michael Sars smooth-head]

Photo by Orlov, A.

Eastern Atlantic
Max. Length 32.3 cm SL
Bathytroctes microlepis Günther, 1878

Photo by Orlov, A.
 
Bathytroctes microlepis
[Smallscale smooth-head]
No picture found
Eastern Central Atlantic
Max. Length 32.3 cm SL

 
Bathytroctes oligolepis
[]
No picture found
Western Pacific
Max. Length 10.8 cm SL

 
Bathytroctes pappenheimi
[]

Photo by SFSA

Western Indian Ocean
Max. Length 30.6 cm SL
Bathytroctes squamosus Alcock, 1890

Photo by SFSA
 
Bathytroctes squamosus
[Deepscale slickhead]
No picture found
Western Central Pacific

 
Bathytroctes zugmayeri
[Zugmayer's slickhead]
No picture found
Western Indian Ocean

 
Conocara bertelseni
[]

Photo by SFSA

Eastern Atlantic
Max. Length 37.2 cm SL
Conocara fiolenti Sazonov & Ivanov, 1979

Photo by SFSA
 
Conocara fiolenti
[Fiolenti's smooth-head]

Photo by Shao, K.T.

Indo-Pacific
Max. Length 38.6 cm SL
Conocara kreffti Sazonov, 1997

Photo by Shao, K.T.
 
Conocara kreffti
[Wrinkled slickhead]
No picture found
Eastern Atlantic
Max. Length 34 cm SL

 
Conocara macropterum
[Longfin smooth-head]
No picture found
Northeast Atlantic
Max. Length 27 cm SL

 
Conocara microlepis
[Elongate smooth-head]
No picture found
Eastern Atlantic
Max. Length 34 cm SL

 
Conocara murrayi
[Murray's smooth-head]
No picture found
West Pacific

 
Conocara nigrum
[Flathead slickhead]
No picture found
Southwest Pacific
Max. Length 38.7 cm SL

 
Conocara paxtoni
[]

Photo by Reiner, F.

Eastern Atlantic
Max. Length 73 cm SL
Conocara salmoneum (Gill & Townsend, 1897)

Photo by Reiner, F.
 
Conocara salmoneum
[Salmon smooth-head]
No picture found
Eastern Atlantic
Max. Length 34 cm SL

 
Conocara werneri
[Werner's smooth-head]
No picture found
Eastern Atlantic
Max. Length 20.3 cm SL

 
Einara edentula
[Toothless smooth-head]
No picture found
Eastern Atlantic
Max. Length 22 cm SL

 
Einara macrolepis
[Loosescale smooth-head]

Photo by SFSA

Eastern Atlantic
Max. Length 40 cm SL
Herwigia kreffti (Nielsen & Larsen, 1970)

Photo by SFSA
 
Herwigia kreffti
[Krefft's smooth-head]
No picture found
Indian Ocean. Probably o

 
Leptoderma affinis
[Eel slickhead]
No picture found
Western Pacific
Max. Length 21 cm SL

 
Leptoderma lubricum
[]
No picture found
Atlantic Ocean
Max. Length 15.1 cm SL

 
Leptoderma macrophthalmum
[]

Photo by SFSA

Eastern Atlantic
Max. Length 24 cm SL
Leptoderma macrops Vaillant, 1886

Photo by SFSA
 
Leptoderma macrops
[Grenadier smooth-head]

Photo by Yang, N.-S.

Indian Ocean. Western Pa
Max. Length 21 cm SL
Leptoderma retropinna Fowler, 1943

Photo by Yang, N.-S.
 
Leptoderma retropinna
[]

Photo by Gloerfelt-Tarp, T.

Indo-West Pacific

Microphotolepis multipunctata Sazonov & Parin, 1977

Photo by Gloerfelt-Tarp, T.
 
Microphotolepis multipunctata
[]
No picture found
Western Central Pacific (
Max. Length 7.2 cm SL

 
Microphotolepis schmidti
[]
No picture found
Northeast Atlantic
Max. Length 20 cm SL

 
Mirognathus normani
[Norman's smooth-head]
No picture found
Eastern Central Atlantic
Max. Length 29.1 cm SL

 
Narcetes erimelas
[]
No picture found
Western Pacific
Max. Length 34 cm SL

 
Narcetes kamoharai
[]

Photo by SFSA

Indo-West Pacific
Max. Length 50 cm SL
Narcetes lloydi Fowler, 1934

Photo by SFSA
 
Narcetes lloydi
[Lloyd's slickhead]

Photo by SFSA

North and South Atlantic,
Max. Length 57.5 cm SL
Narcetes stomias (Gilbert, 1890)

Photo by SFSA
 
Narcetes stomias
[Blackhead salmon]
No picture found
Northwest Pacific

 
Narcetes wonderi
[]
No picture found
Circumglobal. Eastern At
Max. Length 13 cm SL

 
Photostylus pycnopterus
[Starry smooth-head]
No picture found
Eastern Atlantic
Max. Length 19 cm SL

 
Rinoctes nasutus
[Abyssal smooth-head]

Photo by SFSA

Circumglobal, widely dist
Max. Length 48 cm SL
Rouleina attrita (Vaillant, 1888)

Photo by SFSA
 
Rouleina attrita
[Softskin smooth-head]
No picture found
Western Central Pacific

 
Rouleina danae
[]

Photo by Graham, K.

Western Central Pacific.

Rouleina eucla Whitley, 1940

Photo by Graham, K.
 
Rouleina eucla
[Eucla slickhead]
No picture found
Western Central Pacific
Max. Length 23.4 cm SL

 
Rouleina euryops
[]

Photo by Yang, N.-S.

Indo-Pacific
Max. Length 23 cm SL
Rouleina guentheri (Alcock, 1892)

Photo by Yang, N.-S.
 
Rouleina guentheri
[Bordello slickhead]

Photo by Welter-Schultes, F.

Indo-Pacific
Max. Length 34 cm SL
Rouleina livida (Brauer, 1906)

Photo by Welter-Schultes, F.
 
Rouleina livida
[]

Photo by SFSA

Eastern Atlantic
Max. Length 32 cm SL
Rouleina maderensis Maul, 1948

Photo by SFSA
 
Rouleina maderensis
[Madeiran smooth-head]
No picture found
Western Indian Ocean
Max. Length 14.4 cm SL

 
Rouleina nuda
[]

Photo by SFSA

Indo-West Pacific
Max. Length 38 cm SL
Rouleina squamilatera (Alcock, 1898)

Photo by SFSA
 
Rouleina squamilatera
[Bluntsnout slickhead]

Photo by Yang, N.-S.

Western Pacific
Max. Length 22 cm SL
Rouleina watasei (Tanaka, 1909)

Photo by Yang, N.-S.
 
Rouleina watasei
[]

Photo by Yang, N.-S.

Circumglobal, tropical an
Max. Length 16 cm SL
Talismania antillarum (Goode & Bean, 1896)

Photo by Yang, N.-S.
 
Talismania antillarum
[Antillean smooth-head]
No picture found
Southeast Pacific

 
Talismania aphos
[]

Photo by Canadian Museum of Nature, Ottawa, Canada

Eastern Pacific
Max. Length 27.7 cm SL
Talismania bifurcata (Parr, 1951)

Photo by Canadian Museum of Nature, Ottawa, Canada
 
Talismania bifurcata
[Threadfin slickhead]

Photo by Yang, N.-S.

Western Pacific

Talismania brachycephala Sazonov, 1981

Photo by Yang, N.-S.
 
Talismania brachycephala
[]
No picture found
Southeast Pacific
Max. Length 18.6 cm SL

 
Talismania bussingi
[]
No picture found
Northwest Pacific
Max. Length 37 cm SL

 
Talismania filamentosa
[]

Photo by Ramjohn, D.D.

Eastern Atlantic
Max. Length 29 cm SL
Talismania homoptera (Vaillant, 1888)

Photo by Ramjohn, D.D.
 
Talismania homoptera
[Hairfin smooth-head]

Photo by SFSA

Indian Ocean.
Max. Length 23 cm SL
Talismania kotlyari Sazonov & Ivanov, 1980

Photo by SFSA
 
Talismania kotlyari
[]

Photo by Alvheim, O./Institute of Marine Research (IMR)

Eastern Atlantic
Max. Length 46.3 cm SL
Talismania longifilis (Brauer, 1902)

Photo by Alvheim, O./Institute of Marine Research (IMR)
 
Talismania longifilis
[Longtail slickhead]
No picture found
Eastern Atlantic
Max. Length 26.7 cm SL

 
Talismania mekistonema
[Threadfin smooth-head]
No picture found
Northwest Pacific
Max. Length 27 cm SL

 
Talismania okinawensis
[]

Photo by Orlov, A.

Atlantic Ocean
Max. Length 31 cm TL
Xenodermichthys copei (Gill, 1884)

Photo by Orlov, A.
 
Xenodermichthys copei
[Bluntsnout smooth-head]

Photo by Shao, K.T.

Western Pacific
Max. Length 20 cm SL
Xenodermichthys nodulosus Günther, 1878

Photo by Shao, K.T.
 
Xenodermichthys nodulosus
[]



98 species

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Scientific Name English Name Distribution Max. Length (cm) Year
Alepocephalus agassizii Agassiz' slickhead Eastern Atlantic 123 SL 1883
Alepocephalus andersoni Western Central Pacific. 1934
Alepocephalus antipodianus Antipodean slickhead Western Central Pacific. 66.2 SL 1948
Alepocephalus asperifrons Eastern Pacific. 1899
Alepocephalus australis Small scaled brown slickhead Circumglobal 69 SL 1923
Alepocephalus bairdii Baird's slickhead Eastern Atlantic 100 SL 1879
Alepocephalus bicolor Bicolor slickhead Indo-Pacific 29 SL 1891
Alepocephalus blanfordii Western Indian Ocean 1892
Alepocephalus dentifer Eastern Indian Ocean 30.5 SL 1979
Alepocephalus fundulus Eastern Pacific 18 SL 1899
Alepocephalus longiceps Longfin slickhead Northwest Pacific 16 SL 1909
Alepocephalus longirostris Longsnout slickhead Western Pacific 41 SL 1984
Alepocephalus melas Southeast Pacific 1961
Alepocephalus owstoni Owston's slickhead Northwest Pacific 40 SL 1908
Alepocephalus planifrons Southeast Pacific. 31.7 SL 1993
Alepocephalus productus Smalleye smooth-head Possibly circumglobal. E 41 SL 1883
Alepocephalus rostratus Risso's smooth-head Eastern Atlantic 50 SL 1820
Alepocephalus tenebrosus California slickhead North Pacific 61 TL 1892
Alepocephalus triangularis Triangulate slickhead Western Pacific 24 SL 1984
Alepocephalus umbriceps Slickhead Northwest Pacific 63 SL 1914
Asquamiceps caeruleus Eastern Atlantic 33.7 SL 1980
Asquamiceps hjorti Barethroat slickhead Eastern Atlantic. Indo-W 25.3 SL 1927
Asquamiceps longmani Western Pacific. 1934
Asquamiceps velaris Fanfin smooth-head Possibly circumglobal. 17.4 SL 1911
Aulastomatomorpha phospherops Luminous slickhead Indo-West Pacific 28 SL 1890
Bajacalifornia aequatoris Western Central Pacific. 14.5 SL 1993
Bajacalifornia arcylepis Network slickhead Western Indian and Atlant 21.6 SL 1985
Bajacalifornia burragei Sharpchin slickhead Western Indian Ocean 18.1 SL 1925
Bajacalifornia calcarata Brown slickhead Eastern Atlantic 38 SL 1913
Bajacalifornia erimoensis Western Pacific 36.6 TL 1977
Bajacalifornia megalops Bigeye smooth-head Eastern Atlantic 40 SL 1898
Bajacalifornia microstoma Western Pacific 24.7 SL 1988
Bathylaco macrophthalmus Eastern Pacific 1968
Bathylaco nielseni Eastern Central Atlantic 29.1 SL 1980
Bathylaco nigricans Black warrior Circumglobal in warmer wa 36 SL 1896
Bathyprion danae Fangtooth smooth-head Eastern Atlantic 38 SL 1966
Bathytroctes breviceps Indian Ocean. 30.3 SL 1999
Bathytroctes elegans Western Indian Ocean 1979
Bathytroctes inspector Eastern Central Pacific. 21.8 SL 1899
Bathytroctes macrognathus Indian Ocean 24.2 SL 1999
Bathytroctes macrolepis Koefoed's smooth-head Atlantic, Indian and Paci 40 SL 1887
Bathytroctes michaelsarsi Michael Sars smooth-head Eastern Atlantic 37 SL 1927
Bathytroctes microlepis Smallscale smooth-head Eastern Atlantic 32.3 SL 1878
Bathytroctes oligolepis Eastern Central Atlantic 32.3 SL 1970
Bathytroctes pappenheimi Western Pacific 10.8 SL 1934
Bathytroctes squamosus Deepscale slickhead Western Indian Ocean 30.6 SL 1890
Bathytroctes zugmayeri Zugmayer's slickhead Western Central Pacific 1934
Conocara bertelseni Western Indian Ocean 2002
Conocara fiolenti Fiolenti's smooth-head Eastern Atlantic 37.2 SL 1979
Conocara kreffti Wrinkled slickhead Indo-Pacific 38.6 SL 1997
Conocara macropterum Longfin smooth-head Eastern Atlantic 34 SL 1888
Conocara microlepis Elongate smooth-head Northeast Atlantic 27 SL 1909
Conocara murrayi Murray's smooth-head Eastern Atlantic 34 SL 1927
Conocara nigrum Flathead slickhead West Pacific 1878
Conocara paxtoni Southwest Pacific 38.7 SL 2009
Conocara salmoneum Salmon smooth-head Eastern Atlantic 73 SL 1897
Conocara werneri Werner's smooth-head Eastern Atlantic 34 SL 1947
Einara edentula Toothless smooth-head Eastern Atlantic 20.3 SL 1892
Einara macrolepis Loosescale smooth-head Eastern Atlantic 22 SL 1927
Herwigia kreffti Krefft's smooth-head Eastern Atlantic 40 SL 1970
Leptoderma affinis Eel slickhead Indian Ocean. Probably o 1899
Leptoderma lubricum Western Pacific 21 SL 1965
Leptoderma macrophthalmum Atlantic Ocean 15.1 SL 2011
Leptoderma macrops Grenadier smooth-head Eastern Atlantic 24 SL 1886
Leptoderma retropinna Indian Ocean. Western Pa 21 SL 1943
Microphotolepis multipunctata Indo-West Pacific 1977
Microphotolepis schmidti Western Central Pacific ( 7.2 SL 1931
Mirognathus normani Norman's smooth-head Northeast Atlantic 20 SL 1951
Narcetes erimelas Eastern Central Atlantic 29.1 SL 1890
Narcetes kamoharai Western Pacific 34 SL 1984
Narcetes lloydi Lloyd's slickhead Indo-West Pacific 50 SL 1934
Narcetes stomias Blackhead salmon North and South Atlantic, 57.5 SL 1890
Narcetes wonderi Northwest Pacific 1935
Photostylus pycnopterus Starry smooth-head Circumglobal. Eastern At 13 SL 1933
Rinoctes nasutus Abyssal smooth-head Eastern Atlantic 19 SL 1927
Rouleina attrita Softskin smooth-head Circumglobal, widely dist 48 SL 1888
Rouleina danae Western Central Pacific 1951
Rouleina eucla Eucla slickhead Western Central Pacific. 1940
Rouleina euryops Western Central Pacific 23.4 SL 1999
Rouleina guentheri Bordello slickhead Indo-Pacific 23 SL 1892
Rouleina livida Indo-Pacific 34 SL 1906
Rouleina maderensis Madeiran smooth-head Eastern Atlantic 32 SL 1948
Rouleina nuda Western Indian Ocean 14.4 SL 1906
Rouleina squamilatera Bluntsnout slickhead Indo-West Pacific 38 SL 1898
Rouleina watasei Western Pacific 22 SL 1909
Talismania antillarum Antillean smooth-head Circumglobal, tropical an 16 SL 1896
Talismania aphos Southeast Pacific 1965
Talismania bifurcata Threadfin slickhead Eastern Pacific 27.7 SL 1951
Talismania brachycephala Western Pacific 1981
Talismania bussingi Southeast Pacific 18.6 SL 1989
Talismania filamentosa Northwest Pacific 37 SL 1984
Talismania homoptera Hairfin smooth-head Eastern Atlantic 29 SL 1888
Talismania kotlyari Indian Ocean. 23 SL 1980
Talismania longifilis Longtail slickhead Eastern Atlantic 46.3 SL 1902
Talismania mekistonema Threadfin smooth-head Eastern Atlantic 26.7 SL 1975
Talismania okinawensis Northwest Pacific 27 SL 1984
Xenodermichthys copei Bluntsnout smooth-head Atlantic Ocean 31 TL 1884
Xenodermichthys nodulosus Western Pacific 20 SL 1878



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