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The two currently recognized extant species in this genus are: [5] Alepisaurus brevirostris Gibbs, 1960 (short-snouted lancetfish) Alepisaurus ferox R. T. Lowe, 1833 (long-snouted lancetfish) The anatomic difference between the two species is the shape of the snout, which is long and pointed in A. ferox, and slightly shorter in A. brevirostris.
Alepisaurus ferox, also known as the long snouted lancetfish, longnose lancetfish, or cannibal fish, is a species of lancetfish found in the ocean depths down to 1,830 m (6,000 ft). [ 3 ] [ 4 ] This species grows to 215 cm (85 in) in total length and a weight of 9 kg (20 lb).
Alepisaurus paronai is an extinct species of lancetfish known from a fossil skull found in Middle Miocene-aged strata in Piedmont, Italy.The skull is very similar in anatomy and dimensions to that of the extant long-snouted lancetfish. [1]
The lancelets (/ ˈ l æ n s l ɪ t s, ˈ l ɑː n-/ LA(H)N-slits), also known as amphioxi (sg.: amphioxus / ˌ æ m f i ˈ ɒ k s ə s / AM-fee-OK-səs), consist of 32 described species of "fish-like" benthic filter feeding chordates [9] in the subphylum Cephalochordata, class Leptocardii, and family Branchiostomatidae.
Fish species (IUCN, 2016-2) 15,219 extant species have been evaluated; 12,028 of those are fully assessed [a] 9679 are not threatened at present [b] 2343 to 5534 are threatened [c] 71 to 158 are extinct or extinct in the wild: 65 extinct (EX) species [d] 6 extinct in the wild (EW) 87 possibly extinct [CR(PE)] 0 possibly extinct in the wild [CR ...
FishBase is a global species database of fish species (specifically finfish). [1] It is the largest and most extensively accessed online database on adult finfish on the web. [2] Over time it has "evolved into a dynamic and versatile ecological tool" that is widely cited in scholarly publications. [3] [4] [5]
Aulopiformes / ˈ ɔː l ə p ɪ f ɔːr m iː z / is a diverse order of marine ray-finned fish consisting of some 15 extant and several prehistoric families with about 45 genera and over 230 species. The common names grinners, lizardfishes and allies, or aulopiforms are sometimes used for this group.
The currently recognized species in this genus are: [2] Anotopterus nikparini, Kukuev, 1998 (North Pacific daggertooth) Anotopterus pharao, Zugmayer, 1911 (daggertooth) Anotopterus vorax, Regan, 1913 (south ocean daggertooth) Anotopterus has long been considered a unique taxonomic family with close affinity to the families Paralepididae and ...