フサカサゴ科 はスズキ目に所属する魚類の分類群の一つ。フサカサゴ科は、大きな科の一つで、3亜科25属201種で構成される。 世界中の温暖な海域を中心に分布するが、インド洋・太平洋に特に多い。フサカサゴ科は、カジカ科の魚と間違われやすい。卵生であり、メバルの仲間と大きく異なる。ミノカサゴのように一部の種類では卵が風船状のゼラチン膜によって包まれることが報告されている。

属
フサカサゴ科  25属201種。フサカサゴ亜科   として分類されることもある。

ノコギリカサゴ属
  ノコギリカサゴ属
 Brachypterois curvispina Matsunuma, M. Sakurai & Motomura, 2013
 Brachypterois serrulata (J. Richardson, 1846) (Sawtooth Scorpionfish) ノコギリカサゴ
 Brachypterois serrulifer Fowler, 1938

ヒメヤマノカミ属
  ヒメヤマノカミ属
 Dendrochirus barberi (Steindachner, 1900) (Hawaiian lionfish)
 Dendrochirus bellus (D. S. Jordan & C. L. Hubbs, 1925) ヒメヤマノカミ
 Dendrochirus biocellatus (Fowler, 1938) (Twospot turkeyfish) ヒレボシミノカサゴ
 Dendrochirus brachypterus (G. Cuvier, 1829) (Shortfin turkeyfish) シマヒメヤマノカミ
 Dendrochirus tuamotuensis Matsunuma & Motomura, 2013
 Dendrochirus zebra (G. Cuvier, 1829) (Zebra turkeyfish) キリンミノ

エボシカサゴ属
  エボシカサゴ属
 Ebosia bleekeri (Döderlein (de), 1884) エボシカサゴ
 Ebosia falcata Eschmeyer & Rama Rao, 1978

Hoplosebastes属
 
 Hoplosebastes armatus  (P. J. Schmidt, 1929)

カクレカサゴ属
  カクレカサゴ属
 Idiastion hageyi McCosker, 2008
 Idiastion kyphos Eschmeyer, 1965
 Idiastion pacificum Ishida & Amaoka, 1992 (Flame humpback scorpionfish) カクレカサゴ

ハタタテカサゴ属
  ハタタテカサゴ属
 Iracundus signifer (D. S. Jordan & Evermann, 1903) ハタタテカサゴ

マツバラカサゴ属
  マツバラカサゴ属
 Neomerinthe amplisquamiceps (Fowler, 1938) (Orange scorpionfish)
 Neomerinthe bathyperimensis Zajonz & Klausewitz, 2002
 Neomerinthe bauchotae Poss & Duhamel, 1991
 Neomerinthe beanorum (Evermann & M. C. Marsh, 1900)
 Neomerinthe folgori (Postel & C. Roux, 1964) (Folger's scorpionfish)
 Neomerinthe hemingwayi Fowler, 1935 (Spinycheek scorpionfish)
 Neomerinthe megalepis (Fowler, 1938)
 Neomerinthe pallidimacula (Fowler, 1938)
 Neomerinthe procurva L. C. Chen, 1981 (Curvedspine scorpionfish)
 Neomerinthe rotunda L. C. Chen, 1981
 Neomerinthe rufescens (C. H. Gilbert, 1905)

Neoscorpaena属
 
 Neoscorpaena nielseni (J. L. B. Smith, 1964)

セトミノカサゴ属
  セトミノカサゴ属
 Parapterois heterura (Bleeker, 1856) (Blackfoot firefish) セトミノカサゴ
 Parapterois macrura (Alcock, 1896)

ネッタイフサカサゴ属
  ネッタイフサカサゴ属
 Parascorpaena aurita (Rüppell, 1838) (Golden scorpionfish)
 Parascorpaena bandanensis (Bleeker, 1851)
 Parascorpaena maculipinnis J. L. B. Smith, 1957
 Parascorpaena mcadamsi (Fowler, 1938) (McAdam's scorpionfish)
 Parascorpaena mossambica (W. K. H. Peters, 1855) (Mozambique scorpionfish) ネッタイフサカサゴ
 Parascorpaena picta (G. Cuvier, 1829) (Northern scorpionfish)

Phenacoscorpius属
 
 Phenacoscorpius adenensis Norman, 1939
 Phenacoscorpius eschmeyeri Parin & Mandritsa, 1992
 Phenacoscorpius longilineatus Motomura, Causse & Struthers, 2012
 Phenacoscorpius longirostris Motomura & Last, 2009 (Longsnout No-line Scorpionfish)
 Phenacoscorpius megalops Fowler, 1938 (Noline scorpionfish)
 Phenacoscorpius nebris Eschmeyer, 1965 (Short-tube scorpionfish)

Pogonoscorpius属
 
 Pogonoscorpius sechellensis (Regan, 1908)

ヒオドシ属
  ヒオドシ属
 Pontinus accraensis Norman, 1935 (Ghanean rockfish)
 Pontinus castor Poey, 1860 (Longsnout scorpionfish)
 Pontinus clemensi Fitch, 1955 (Mottled scorpionfish)
 Pontinus corallinus A. Miranda-Ribeiro, 1903
 Pontinus furcirhinus Garman, 1899　アカヒオドシ
 Pontinus helena Eschmeyer, 1965　ナンベイヒオドシ
 Pontinus hexanema (Günther, 1880)
 Pontinus kuhlii (S. Bowdich, 1825) (Offshore rockfish)
 Pontinus leda Eschmeyer, 1969 (Speckled deepwater scorpionfish)
 Pontinus longispinis Goode & T. H. Bean, 1896 (Longspine scorpionfish)　トゲナガヒオドシ
 Pontinus macrocephalus (Sauvage, 1882) (Large-headed scorpionfish)　ヒオドシ
 Pontinus nematophthalmus (Günther, 1860) (Spinythroat scorpionfish)
 Pontinus nigerimum Eschmeyer, 1983 (Blacklash scorpionfish)
 Pontinus nigropunctatus (Günther, 1868) (St. Helena deepwater scorpionfish)
 Pontinus rathbuni Goode & T. H. Bean, 1896 (Highfin scorpionfish)　ヒレナガヒオドシ
 Pontinus rhodochrous (Günther, 1872)
 Pontinus sierra (C. H. Gilbert, 1890) (Speckled scorpionfish)　マダラヒオドシ
 Pontinus strigatus Heller & Snodgrass, 1903 (Stalkeye scorpionfish)
 Pontinus tentacularis (Fowler, 1938)
 Pontinus vaughani Barnhart & C. L. Hubbs, 1946 (Spotback scorpionfish)

ツノカサゴ属
  ツノカサゴ属
 Pteroidichthys amboinensis Bleeker, 1856 (Ambon scorpionfish) ツノカサゴ
 Pteroidichthys godfreyi (Whitley, 1954) (Godfrey's scorpionfish)

ミノカサゴ属
  ミノカサゴ属
 G. R. Allen & Erdmann, 2008 
  (Bloch, 1787) (Spotfin lionfish) ネッタイミノカサゴ
  (Mandritsa, 2002)
  Temminck & Schlegel, 1843 (Luna lionfish) ミノカサゴ
  (John Whitchurch Bennett, 1828) (Devil firefish)
  (J. L. B. Smith, 1957) (Frillfin turkeyfish) ミズヒキミノカサゴに近縁なインド洋産種
  G. Cuvier, 1829 (Clearfin lionfish) キミオコゼ
  E. T. Bennett, 1831 (Soldier lionfish, red volitans lionfish)
  D. S. Jordan & Evermann, 1903 (Hawaiian turkeyfish)
  (Linnaeus, 1758) (Red lionfish, volitans lionfish) ハナミノカサゴ

Pteropelor属
 
 Pteropelor noronhai (Fowler, 1938)

ボロカサゴ属
  ボロカサゴ属
 Rhinopias aphanes Eschmeyer, 1973 (Lacy scorpionfish)
 Rhinopias argoliba Eschmeyer, Hirosake & T. Abe, 1973 ナミダカサゴ
 Rhinopias cea J. E. Randall & Disalvo, 1997 (Cea's scorpionfish)
 Rhinopias eschmeyeri Condé (fr), 1977 (Eschmeyer's scorpionfish) ホウセキカサゴ
 Rhinopias filamentosus (Fowler, 1938)
 Rhinopias frondosa (Günther, 1892) (Weedy scorpionfish) ボロカサゴ
 Rhinopias xenops (C. H. Gilbert, 1905) ニセボロカサゴ

フサカサゴ属

イソカサゴ属
  イソカサゴ属
 Scorpaenodes africanus Pfaff, 1933
 Scorpaenodes albaiensis (Evermann & Seale, 1907) (Longfingered scorpionfish)
 Scorpaenodes arenai Torchio, 1962 (Messina rockfish)
 Scorpaenodes bathycolus G. R. Allen & Erdmann, 2012
 Scorpaenodes caribbaeus Meek & Hildebrand, 1928 (Reef scorpionfish)
 Scorpaenodes corallinus J. L. B. Smith, 1957
 Scorpaenodes crossotus (D. S. Jordan & Starks, 1904)
 Scorpaenodes elongatus Cadenat, 1950 (African spotted scorpionfish)
 Scorpaenodes englerti Eschmeyer & G. R. Allen, 1971 (Englert's scorpionfish)
 Scorpaenodes evides (D. S. Jordan & W. F. Thompson, 1914) イソカサゴ （Cheekspot scorpionfish） チークスポットスコーピオンフィッシュ
 Scorpaenodes guamensis (Quoy & Gaimard, 1824) (Guam scorpionfish)
 Scorpaenodes hirsutus (J. L. B. Smith, 1957) (Hairy scorpionfish)
 Scorpaenodes immaculatus Poss & Collette, 1990
 Scorpaenodes insularis Eschmeyer, 1971
 Scorpaenodes investigatoris Eschmeyer & Rama Rao, 1972
 Scorpaenodes kelloggi (O. P. Jenkins, 1903) (Kellogg's scorpionfish)
 Scorpaenodes minor (J. L. B. Smith, 1958) (Minor scorpionfish)
 Scorpaenodes muciparus (Alcock, 1889)
 Scorpaenodes parvipinnis (A. Garrett, 1864) (Lowfin scorpionfish)
 Scorpaenodes quadrispinosus D. W. Greenfield & Matsuura, 2002
 Scorpaenodes rubrivinctus Poss, McCosker & C. C. Baldwin, 2010
 Scorpaenodes scaber (E. P. Ramsay & J. D. Ogilby, 1886) (Pygmy scorpionfish)
 Scorpaenodes smithi Eschmeyer & Rama Rao, 1972 (Little scorpionfish)
 Scorpaenodes steenei G. R. Allen, 1977 (Steene's scorpionfish)
 Scorpaenodes steinitzi Klausewitz & Frøiland, 1970
 Scorpaenodes tredecimspinosus (Metzelaar, 1919) (Deepreef scorpionfish)
 Scorpaenodes tribulosus Eschmeyer, 1969
 Scorpaenodes varipinnis J. L. B. Smith, 1957 (Blotchfin scorpionfish)
 Scorpaenodes xyris (D. S. Jordan & C. H. Gilbert, 1882) (Rainbow scorpionfish)

オニカサゴ属
  オニカサゴ属
 Scorpaenopsis altirostris C. H. Gilbert, 1905
 Scorpaenopsis barbata (Rüppell, 1838) (Bearded scorpionfish)
 Scorpaenopsis brevifrons Eschmeyer & J. E. Randall, 1975 (Bigmouth scorpionfish)
 Scorpaenopsis cacopsis O. P. Jenkins, 1901 (Jenkin's scorpionfish)
 Scorpaenopsis cirrosa (Thunberg, 1793) (Weedy stingfish)  オニカサゴ
 Scorpaenopsis cotticeps Fowler, 1938 (Sculpin scorpionfish)
 Scorpaenopsis crenulata Motomura & Causse, 2011 (Serrated deepwater scorpionfish)
 Scorpaenopsis diabolus (G. Cuvier, 1829) (False stonefish)
 Scorpaenopsis eschmeyeri J. E. Randall & D. W. Greenfield, 2004
 Scorpaenopsis furneauxi Whitley, 1959 (Furneaux scorpionfish)
 Scorpaenopsis gibbosa (Bloch & J. G. Schneider, 1801) (Humpbacked scorpionfish)
 Scorpaenopsis gilchristi (J. L. B. Smith, 1957) (Gilchrist's scorpionfish)
 Scorpaenopsis insperatus Motomura, 2004 (Sydney scorpionfish)
 Scorpaenopsis lactomaculata (Herre, 1945) (Whiteblotched scorpionfish)
 Scorpaenopsis longispina J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis macrochir J. D. Ogilby, 1910 (Flasher scorpionfish)
 Scorpaenopsis neglecta Heckel, 1837 (Yellowfin scorpionfish)
 Scorpaenopsis obtusa J. E. Randall & Eschmeyer, 2001 (Shortsnout scorpionfish)
 Scorpaenopsis orientalis J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis oxycephala (Bleeker, 1849) (Tassled scorpionfish)
 Scorpaenopsis papuensis (G. Cuvier, 1829) (Papuan scorpionfish)
 Scorpaenopsis pluralis J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis possi J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis pusilla J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis ramaraoi J. E. Randall & Eschmeyer, 2001
 Scorpaenopsis rubrimarginatus Fricke, Durville & Mulochau, 2013
 Scorpaenopsis venosa (G. Cuvier, 1829) (Raggy scorpionfish)
 Scorpaenopsis vittapinna J. E. Randall & Eschmeyer, 2001

マダラフサカサゴ属
  マダラフサカサゴ属
 Sebastapistes ballieui (Sauvage, 1875) (Spotfin scorpionfish)
 Sebastapistes coniorta O. P. Jenkins, 1903 (Humpback nohu)
 Sebastapistes cyanostigma (Bleeker, 1856) (Yellowspotted scorpionfish)
 Sebastapistes fowleri (Pietschmann, 1934) (Pygmy scorpionfish)
 Sebastapistes galactacma O. P. Jenkins, 1903 (Galactacma scorpionfish)
 Sebastapistes mauritiana (G. Cuvier, 1829) (Spineblotch scorpionfish)
 Sebastapistes nuchalis (Günther, 1874)
 Sebastapistes strongia (G. Cuvier, 1829) (Barchin scorpionfish)
 Sebastapistes taeniophrys (Fowler, 1943)
 Sebastapistes tinkhami (Fowler, 1946) (Darkspotted scorpionfish)

ハダカハオコゼ属
  ハダカハオコゼ属
 Taenianotus triacanthus (Lacepède, 1802) ハダカハオコゼ

Ursinoscorpaenopsis属
 　クマカサゴ属
 Ursinoscorpaenopsis kitai (Nakabo & Yamada, 1996)　クマカサゴ