After Carroll, 1988, and Nelson, 1994, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Diaphus Olig. Mioc. Eu. R. Oc. [52]
   |-- D. adenomus Gilbert, 1905 (Gilbert's large lantern fish)
   |-- D. aliciae Fowler, 1934
   |-- D. anderseni Tåning, 1932 (Andersen's lantern fish)
   |-- D. antonbruuni Nafpaktitis, 1978
   |-- D. bertelseni Nafpaktitis, 1966
   |-- D. brachycephalus Tåning, 1928 (Short-headed lantern fish)
   |-- D. chrysorhynchus Gilbert & Cramer, 1897 (Golden-nosed lantern fish)
   |-- D. coeruleus (Klunzinger, 1871) (Blue lantern fish)
   |-- D. danae Tåning, 1932
   |-- D. diadematus Tåning, 1932
   |-- D. drachmanni Tåning, 1932
   |-- D. dumerilii (Bleeker, 1856)
   |-- D. effulgens (Goode & Bean, 1896) (Headlight fish)
   |-- D. fragilis Tåning, 1928 (Fragile lantern fish)
   |-- D. fulgens (Brauer, 1904)
   |-- D. garmani Gilbert, 1906
   |-- D. gigas Gilbert, 1913
   |-- D. holti Tåning, 1918
   |-- D. hudsoni Zurbrigg & Scott, 1976 (Hudson's lanternfish)
   |-- D. jenseni Tåning, 1932
   |-- D. knappi Nafpaktitis, 1978
   |-- D. kuroshio Kawaguchi & Nafpaktitis, 1978
   |-- D. longleyi Fowler, 1934
   |-- D. lucidus (Goode & Bean, 1896)
   |-- D. luetkeni (Brauer, 1904)
   |-- D. malayanus Weber, 1913
   |-- D. meadi Nafpaktitis, 1978 (Mead's lanternfish)
   |-- D. metopoclampus (Cocco, 1829) (Spothead lantern fish)
   |-- D. minax Nafpaktitis, 1968
   |-- D. mollis Tåning, 1928
   |-- D. nielseni Nafpaktitis, 1978
   |-- D. ostenfeldi Tåning, 1932
   |-- D. pacificus Parr, 1931 (Pacific headlightfish)
   |-- D. parri Tåning, 1932
   |-- D. perspicillatus (Ogilby, 1898) (Transparent lantern fish)
   |-- D. phillipsi Fowler, 1934 (Bolin's lantern fish)
   |-- D. problematicus Parr, 1928
   |-- D. rafinesquii (Cocco, 1838) (White-spoted lantern fish)
   |-- D. regani Tåning, 1932
   |-- D. richardsoni Tåning, 1932
   |-- D. schmidti Tåning, 1932
   |-- D. signatus Gilbert, 1908
   |-- D. similis Wisner, 1974
   |-- D. splendidus (Brauer, 1904)
   |-- D. suborbitalis Weber, 1913
   |-- D. subtilis Nafpaktitis, 1968
   |-- D. taaningi Norman, 1930
   |-- D. termophilus Tåning, 1928 (Taaning's lantern fish)
   |-- D. theta Eigenmann & Eigenmann, 1890 (California headlightfish)
   |-- D. thiollierei Fowler, 1934
   |-- D. vanhoeffeni (Brauer, 1906)
   `-- D. watasei Jordan & Starks, 1904

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