| Leptoderma | |
|---|---|
 | |
| Leptoderma macrops | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Alepocephaliformes |
| Family: | Alepocephalidae |
| Genus: | Leptoderma Vaillant, 1886 |
| Type species | |
| Leptoderma macrops Vaillant, 1886 [1] | |
Leptoderma is a genus of slickheads found in the deep waters of the oceans.
There are currently 6 recognized species in this genus: [2]
Slickheads, also known as nakedheads or smoothheads, are deep water fishes that belong to the family Alepocephalidae. They are most commonly found in the bathypelagic layer, which is approximately 3000m below the surface. They get their name from the lack of scales on their heads. Similarly, the scientific name is from the Greek ᾰ̓- (a-, "not"); λέπος (lepos, "scale"); and κεφαλή (kephalē, "head"). It has about 22 genera with ca. 96 species.
The bluntsnout smooth-head, black slickhead, Cope's bluntsnout smooth-head, or Atlantic gymnast, Xenodermichthys copei, is a slickhead of the genus Xenodermichthys, found in the Atlantic, Indian, and Pacific oceans, and the Tasman Sea, at depths of 100 to 2,600 m. This species grows to a length of 31 centimetres (12 in) TL.
Leptochilichthys is a genus of fishes containing four species. Leptochilichthys is the only genus in the former family Leptochilichthyidae but is now included within the broader family Alepocephalidae.
Alepocephalus is a genus of slickheads found in all oceans.
Asquamiceps is a genus of slickheads that occurs in all oceans. It is one of nineteen genera in the family Alepocephalidae.
Aulastomatomorpha is a monospecific genus of deepwater maine ray-finned fish belonging to the family Alepocephalidae, the slickheads. The only species in the genus is Aulastomatomorpha phospherops, the luminous slickhead, which is found in the Indian and West Pacific Oceans. This species occurs on the continental slopes at depths of from 1,717 metres (5,633 ft) to 2,020 metres (6,630 ft). This species grows to a length of 28.0 centimetres (11.0 in) SL.
Bathytroctes is a genus of deepwater marine ray-finned fishes belonging to the family Alepocephalidae, the smooth-heads. These fishes are found in the deeper waters of the Oceans around the world..
Conocara is a genus of deepwater marine ray-finned fishes belonging to the family Alepocephalidae, the smooth-heads. These fishes are found in the deeper waters of the Oceans around the world.
Mirognathus is a monospecific genus of deepwater maine ray-finned fish belonging to the family Alepocephalidae, the slickheads. The only species in the genus is Mirognathus normani, the beaked slickhead or Norman's smooth-head, which is found in the north-east and western Atlantic Ocean, the western Indian Ocean and the western Pacific Ocean. This species grows to a standard length of 20 centimetres (7.9 in).
Narcetes is a genus of slickheads. It was formally described by Alfred William Alcock in 1890. It currently contains six described species.
Rouleina is a genus of slickheads. The genus is named for the ichthyologist Louis Roule.
Talismania is a genus of slickheads.
Bathylaco is a genus of slickheads found in deep oceanic waters. It is one of nineteen genera in the family Alepocephalidae.
Rouleina attrita, the softskin smooth-head or softskin slickhead, is a species of fish in the family Alepocephalidae.
Narcetes erimelas is a species of fish in the family Alepocephalidae (slickheads). The fish is found worldwide. This species reaches a length of 29.1 cm (11.5 in).
Leptoderma ospesca, the eastern eel-slickhead, is a species of slickhead found in the eastern-central Pacific Ocean.
Leptoderma affinis, the eel slickhead, is a species of slickheads found in the Indian Ocean.
Leptoderma macrops, the grenadier smooth-head, is a species of slickhead found in the eastern Atlantic Ocean.
Leptoderma macrophthalmum is a species of slickhead found in the Atlantic Ocean.
Vaillant's smooth-head is a species of deepwater marine ray-finned fish belonging to the family Alepocephalidae, the smooth-heads. This species is found in the Atlantic Indian and Western Pacific Oceans.
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