Diaphus is a genus of lanternfishes. It is the most species-rich lanternfish genus.

Species

There are 77 recognized species: • Diaphus adenomus C. H. Gilbert, 1905 (Gilbert's large lantern fish) • Diaphus aliciae Fowler, 1934 • Diaphus anderseni Tåning, 1932 (Andersen's lantern fish) • Diaphus antonbruuni B. G. Nafpaktitis, 1978 • Diaphus arabicus B. G. Nafpaktitis, 1978 • Diaphus basileusi Becker & Prut'ko, 1984 • Diaphus bertelseni B. G. Nafpaktitis, 1966 (Bertelsen's lanternfish) • Diaphus brachycephalus Tåning, 1928 (short-headed lantern fish) • Diaphus burtoni Fowler, 1934 • Diaphus chrysorhynchus C. H. Gilbert & Cramer, 1897 (golden-nosed lantern fish) • Diaphus coeruleus (Klunzinger, 1871) (blue lantern fish) • Diaphus confusus Becker, 1992 • Diaphus dahlgreni Fowler, 1934 • Diaphus danae Tåning, 1932 (Dana lanternfish) • Diaphus dehaveni Fowler, 1934 • Diaphus diadematus Tåning, 1932 (crown lanternfish) • Diaphus diademophilus B. G. Nafpaktitis, 1978 • Diaphus drachmanni Tåning, 1932 (Drachmann's lanternfish) • Diaphus dumerilii (Bleeker, 1856) • Diaphus effulgens (Goode & T. H. Bean, 1896) • Diaphus ehrhorni Fowler, 1934 • Diaphus faustinoi Fowler, 1934 • Diaphus fragilis Tåning, 1928 (fragile lantern fish) • Diaphus fulgens (A. B. Brauer, 1904) • Diaphus garmani C. H. Gilbert, 1906 (Garman's lanternfish) • Diaphus gigas C. H. Gilbert, 1913 • Diaphus handi Fowler, 1934 • Diaphus holti Tåning, 1918 (small lantern fish) • Diaphus hudsoni Zurbrigg & W. B. Scott, 1976 (Hudson's lanternfish) • Diaphus impostor B. G. Nafpaktitis, D. A. Robertson & Paxton, 1995 (imposter lanternfish) • Diaphus jenseni Tåning, 1932 (Jensen's lanternfish) • Diaphus kapalae B. G. Nafpaktitis, D. A. Robertson & Paxton, 1995 (Kapala lanternfish) • Diaphus knappi B. G. Nafpaktitis, 1978 • Diaphus kora B. G. Nafpaktitis, D. A. Robertson & Paxton, 1995 • Diaphus kuroshio Kawaguchi & B. G. Nafpaktitis, 1978 • Diaphus lobatus B. G. Nafpaktitis, 1978 • Diaphus lucidus (Goode & T. H. Bean, 1896) (spotlight lanternfish) • Diaphus lucifrons Fowler, 1934 • Diaphus luetkeni (A. B. Brauer, 1904) (Luetken's lanternfish) • Diaphus malayanus M. C. W. Weber, 1913 (Malayan lanternfish) • Diaphus mascarensis Becker, 1990 • Diaphus meadi B. G. Nafpaktitis, 1978 (Mead's lanternfish) • Diaphus megalops B. G. Nafpaktitis, 1978 • Diaphus metopoclampus (Cocco, 1829) (spothead lantern fish) • Diaphus minax B. G. Nafpaktitis, 1968 • Diaphus mollis Tåning, 1928 (soft lanternfish) • Diaphus nielseni B. G. Nafpaktitis, 1978 • Diaphus ostenfeldi Tåning, 1932 (Ostenfeld's lanternfish) • Diaphus pacificus A. E. Parr, 1931 (Pacific headlightfish) • Diaphus pallidus Gjøsæter, 1989 • Diaphus parini Becker, 1992 • Diaphus parri Tåning, 1932 (Parr's lanternfish) • Diaphus perspicillatus (J. D. Ogilby, 1898) (transparent lantern fish) • Diaphus phillipsi Fowler, 1934 (Bolin's lantern fish) • Diaphus problematicus A. E. Parr, 1928 (problematic lanternfish) • Diaphus rafinesquii (Cocco, 1838) (white-spotted lantern fish) • Diaphus regani Tåning, 1932 (Regan's lanternfish) • Diaphus richardsoni Tåning, 1932 • Diaphus rivatoni Bourret, 1985 • Diaphus roei B. G. Nafpaktitis, 1974 • Diaphus sagamiensis C. H. Gilbert, 1913 • Diaphus schmidti Tåning, 1932 • Diaphus signatus C. H. Gilbert, 1908 • Diaphus similis Wisner, 1974 • Diaphus splendidus (A. B. Brauer, 1904) (horned lanternfish) • Diaphus suborbitalis M. C. W. Weber, 1913 • Diaphus subtilis B. G. Nafpaktitis, 1968 • Diaphus taaningi Norman, 1930 • Diaphus termophilus Tåning, 1928 (Taaning's lantern fish) • Diaphus theta C. H. Eigenmann & R. S. Eigenmann, 1890 (California headlightfish) • Diaphus thiollierei Fowler, 1934 (Thiolliere's lanternfish) • Diaphus trachops Wisner, 1974 • Diaphus umbroculus Fowler, 1934 • Diaphus vanhoeffeni (A. B. Brauer, 1906) • Diaphus watasei D. S. Jordan & Starks, 1904 (Watases lanternfish) • Diaphus whitleyi Fowler, 1934 • Diaphus wisneri B. G. Nafpaktitis, D. A. Robertson & Paxton, 1995