82 Species in Family Platycephalidae
| Scientific Name | Author | English Name |
|---|---|---|
| Ambiserrula jugosa | (McCulloch, 1914) | Mud flathead |
| Cociella crocodilus | (Cuvier, 1829) | Crocodile flathead |
| Cociella heemstrai | Knapp, 1996 | |
| Cociella hutchinsi | Knapp, 1996 | Brownmargin flathead |
| Cociella punctata | (Cuvier, 1829) | Spotted flathead |
| Cociella somaliensis | Knapp, 1996 | |
| Cymbacephalus beauforti | (Knapp, 1973) | Crocodile fish |
| Cymbacephalus bosschei | (Bleeker, 1860) | Small-eyed flathead |
| Cymbacephalus nematophthalmus | (Günther, 1860) | Fringe-eyed flathead |
| Cymbacephalus staigeri | (Castelnau, 1875) | Northern rock flathead |
| Elates ransonnettii | (Steindachner, 1876) | Dwarf flathead |
| Grammoplites knappi | Imamura & Amaoka, 1994 | |
| Grammoplites scaber | (Linnaeus, 1758) | Rough flathead |
| Grammoplites suppositus | (Troschel, 1840) | Spotfin flathead |
| Grammoplites vittatus | Valenciennes, 1833 | |
| Inegocia harrisii | (McCulloch, 1914) | Harris's flathead |
| Inegocia japonica | (Cuvier, 1829) | Japanese flathead |
| Inegocia ochiaii | Imamura, 2010 | |
| Kumococius rodericensis | (Cuvier, 1829) | Spiny flathead |
| Leviprora inops | (Jenyns, 1840) | Longhead flathead |
| Onigocia bimaculata | Knapp, Imamura & Sakashita, 2000 | Two-spotted flathead |
| Onigocia grandisquama | (Regan, 1908) | |
| Onigocia lacrimalis | Imamura & Knapp, 2009 | Smooth-snout flathead |
| Onigocia macrolepis | (Bleeker, 1854) | Notched flathead |
| Onigocia oligolepis | (Regan, 1908) | Large-scale flathead |
| Onigocia pedimacula | (Regan, 1908) | Broadband flathead |
| Onigocia sibogae | Imamura, 2011 | |
| Onigocia spinosa | (Temminck & Schlegel, 1843) | Midget flathead |
| Papilloculiceps longiceps | (Cuvier, 1829) | Tentacled flathead |
| Platycephalus aurimaculatus | Knapp, 1987 | Toothy flathead |
| Platycephalus australis | Imamura, 2015 | Australian bartail flathead |
| Platycephalus bassensis | Cuvier, 1829 | Southern sand flathead |
| Platycephalus caeruleopunctatus | McCulloch, 1922 | Blue-spotted flathead |
| Platycephalus chauliodous | Knapp, 1991 | Bigtooth flathead |
| Platycephalus conatus | Waite & McCulloch, 1915 | Deepwater flathead |
| Platycephalus cultellatus | Richardson, 1846 | |
| Platycephalus endrachtensis | Quoy & Gaimard, 1825 | Bar-tailed flathead |
| Platycephalus fuscus | Cuvier, 1829 | Dusky flathead |
| Platycephalus grandispinis | Cuvier, 1829 | Longspine flathead |
| Platycephalus indicus | (Linnaeus, 1758) | Bartail flathead |
| Platycephalus laevigatus | Cuvier, 1829 | Rock flathead |
| Platycephalus marmoratus | Stead, 1908 | Marbled flathead |
| Platycephalus orbitalis | Imamura & Knapp, 2009 | Western-Australian flathead |
| Platycephalus richardsoni | Castelnau, 1872 | Tiger flathead |
| Platycephalus speculator | Klunzinger, 1872 | Southern bluespotted flathead |
| Platycephalus westraliae | (Whitley, 1938) | |
| Ratabulus diversidens | (McCulloch, 1914) | Freespine flathead |
| Ratabulus fulviguttatus | Imamura & Gomon, 2010 | Orange-freckled flathead |
| Ratabulus megacephalus | (Tanaka, 1917) | |
| Ratabulus ventralis | Imamura & Gomon, 2010 | |
| Rogadius asper | (Cuvier, 1829) | Olive-tailed flathead |
| Rogadius fehlmanni | Knapp, 2012 | |
| Rogadius mcgroutheri | Imamura, 2007 | McGrouther's flathead |
| Rogadius patriciae | Knapp, 1987 | Black-banded flathead |
| Rogadius pristiger | (Cuvier, 1829) | Thorny flathead |
| Rogadius serratus | (Cuvier, 1829) | Serrated flathead |
| Rogadius welanderi | (Schultz, 1966) | Welander's flathead |
| Solitas gruveli | (Pellegrin, 1905) | Guinea flathead |
| Sorsogona humerosa | Knapp & Heemstra, 2011 | White-margined flathead |
| Sorsogona melanoptera | Knapp & Wongratana, 1987 | Obscure flathead |
| Sorsogona nigripinna | (Regan, 1905) | Blackfin flathead |
| Sorsogona portuguesa | (Smith, 1953) | South African thorny flathead |
| Sorsogona prionota | (Sauvage, 1873) | Halfspined flathead |
| Sorsogona tuberculata | (Cuvier, 1829) | Tuberculated flathead |
| Suggrundus cooperi | (Regan, 1908) | |
| Suggrundus macracanthus | (Bleeker, 1869) | Large-spined flathead |
| Suggrundus meerdervoortii | (Bleeker, 1860) | |
| Sunagocia arenicola | (Schultz, 1966) | Broadhead flathead |
| Sunagocia carbunculus | (Valenciennes, 1833) | Papillose flathead |
| Sunagocia omanensis | Knapp & Randall, 2013 | |
| Sunagocia otaitensis | (Cuvier, 1829) | Fringelip flathead |
| Sunagocia sainsburyi | Knapp & Imamura, 2004 | Sainsbury's flathead |
| Thysanophrys armata | (Fowler, 1938) | |
| Thysanophrys celebica | (Bleeker, 1855) | Celebes flathead |
| Thysanophrys chiltonae | Schultz, 1966 | Longsnout flathead |
| Thysanophrys cirronasus | (Richardson, 1848) | Tasselsnout flathead |
| Thysanophrys longirostris | (Shao & Chen, 1987) | |
| Thysanophrys papillaris | Imamura & Knapp, 1999 | Smallknob flathead |
| Thysanophrys randalli | Knapp, 2013 | Snub-snouted flathead |
| Thysanophrys rarita | Knapp, 2013 | Somali flathead |
| Thysanophrys springeri | Knapp, 2013 | Red Sea flathead |
| Thysanophrys tricaudata | Knapp, 2013 | Sri Lankan flathead |