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uniform black2Ds with strong spines, D2 & its spine largertail base shortCentroscyllium fabricii, Black dogfish sharktop & bottom teeth similar, 3 points
mouth arched, moderately longno A
belly long
pectoral does not reach D1dense denticles -
D1 origin <1/3 interdorsal space behind pectoral axil
D1 spine > D1 basedenticles blunt, no pointsEtmopterus bigelowi, Blurred-smooth lanternshark -
head flattenedD1 origin over pectoraldenticles sharp, in rows, skin very roughEtmopterus bullisi, Lined lanternsharkabruptly black below
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head conical
snout conical, very shortuniform blackdenticles pointed, not in rowsEtmopterus carteri, Cylindrical lanternshark -
head flattened, wide
obscure dark marks belowD1 well behind pectoralsdenticles pointed, not in rows
under snout with denticlesEtmopterus gracilispinis, Broadband lanternshark, Broadbanded lanternsharkpectoral narrow, angular, + hairs mostly connected to fin web -
head flattenedwhite stripe between Ds
D1 origin just behind pectoral free rear tipdenticles pointed, not in rowsEtmopterus hillianus, Blackbelly lanternshark, Caribbean lanternsharkblack marks lower body: prominent
no black blotches under tail -
no white stripe between Ds
D1 origin over/behind pectoral tipdenticles pointed, not in rowsEtmopterus perryi, Dwarf lanternshark2 black blotches under tail -
D1 origin >1/3 interdorsal space behind pectoral axil
D1 spine < D1 basedenticles blunt, no pointsEtmopterus pusillus, Smooth lanternshark -
D1 spine over pectoral free rear tipdenticles pointed, not in rowsEtmopterus robinsi, West-indian lanternsharkunder snout with denticlesblack mark over pelvics in 2 parts
lower black marks prominent -
head flattened
blackish, without dark marksD1 spine well behind pectoralsdenticles pointed, not in rowsEtmopterus schultzi, Fringefin lanternsharkunder snout with denticlesall fins heavily fringed with free hairs -
moderately slender
under snout: no denticlesD1 origin over inner pectoral margin
D2 twice D1
fin edges not hairydenticles: low, robust, hooked, conical points, not in rowsEtmopterus virens, Green lanternsharkpectoral rounded