| Achilorma bicincta Spinola, 1839 | |
| Aethomyctus viridis Williams, 1981 | Spotted seahorse |
| Alcestis costalis Muir, 1931 | |
| Alcestis docilis Walker, 1858 | |
| Alcestis ingens Fennah, 1982 | Gulf pipefish |
| Alcestis instans Walker, 1858 | |
| Alcestis lunata Fennah, 1944 | Riggenbach's lyretail |
| Alcestis pallescens Stsl, 1862 | |
| Alcestis quadrata Fennah, 1944 | Caribbean pipefish |
| Alcestis romani Muir, 1931 | |
| Alcestis similis (Schmidt, 1911) | ⇒ Alphesiboea similis Schmidt, 1911 |
| Alcestis surinamensis (Schmidt, 1911) | ⇒ Alphesiboea melichari Schmidt, 1932 |
| Alcestis vitrea Fennah, 1945 | Riggenbach's lyretail |
| Alcumena surinamensis Schmidt, 1911 | Banded pipefish |
| Alphesiboca melichari Schmidt, 1932 | |
| Alphesiboca similis Schmidt, 1911 | |
| Alphesiboea fulgurans Melichar, 1914 | Dwarf livebearer |
| Alphesiboea granulata Melichar, 1914 | Dwarf livebearer |
| Alphesiboea melichari Schmidt, 1932 | |
| Alphesiboea mendosa Melichar, 1914 | Dwarf livebearer |
| Alphesiboea similis Schmidt, 1911 | Banded pipefish |
| Alphesiboea solitaria Melichar, 1914 | Dwarf livebearer |
| Amaclardea gowdeyi Muir, 1931 | |
| Amapala ornata Melichar, 1914 | Ash Meadows killifish |
| Amapala temulenta Melichar, 1914 | Ash Meadows killifish |
| Antabhoga gardineri Distant, 1912 | |
| Arenasella dulcis Gerstaecker, 1895 | Coral seahorse |
| Arenasella fowleriana Kirkaldy, 1907 | |
| Arenasella maldonadi Caldwell, 1951 | Green panchax |
| Arenasella rubrovittata Schmidt, 1932 | |
| Aripoa munda Muir, 1931 | Blackchinned pipefish |
| Aripoa silvana Fennah, 1945 | Riggenbach's lyretail |
| Athestia aschei | |
| Athestia chariclo Fennah, 1974 | |
| Athestia elongata Melichar, 1914 | Ash Meadows killifish |
| Athestia excelsa | |
| Austris raffelis ♰ J. Szwedo, 2010 | |
| Bambomada flava Gnezdilov & ..., 2015 | |
| Bananellodes davidi Constant, 2015 | |
| Bananellodes rubrinervis Schmidt, 1924 | |
| Baruna albosignata (Distant, 1906) | ⇒ Barunoides albosignata Distant, 1906 |
| Baruna mangromurpia | |
| Barunoides albosignata Distant, 1906 | |
| Barunoides albosignata fusca Melichar, 1914 | |
| Barunoides albosignata hyalina Lallemand & ..., 1953 | |
| Barunoides albosignata hyalinata Lallemand & ..., 1953 | |
| Biruga chapadae Fennah, 1944 | Caribbean pipefish |
| Bolitropis imperator Gnezdilov & ..., 2015 | |
| Bolitropis irwini Gnezdilov & ..., 2015 | |
| Bolitropis montanus Gnezdilov & ..., 2015 | |
| Bolitropis olsufievi Gnezdilov & ..., 2015 | |
| Bolitropis strobilus Gnezdilov & ..., 2015 | |
| Bolitropis synavei Gnezdilov & ..., 2015 | |
| Buca asymmetrospinata Gnezdilov, B..., 2016 | |
| Buca simplex Walker, 1858 | |
| Buca truncoptera Gnezdilov, B..., 2016 | |
| Caffrommatissus trimaculatus Fennah, 1967 | |
| Camerunilla fuscovaria Haglund, 1899 | Offshore seahorse |
| Catullia javana Bierman, 1908 | |
| Catullia luteola Haupt, 1917 | |
| Catullia subtestacea Stsl, 1870 | |
| Catullia subtestacea palawana Fennah, 1970 | |
| Catullia subtestacea subtestacea Stål, 1870 | |
| Catullia viridis Lallemand & ..., 1953 | |
| Catullia vittata Matsumura, 1914 | Bay pipefish |
| Catulliaria biton Synave, 1958 | |
| Catulliaria brevipennis Synave, 1962 | |
| Catulliaria njalae Muir, 1931 | |
| Catulliaria ugandae Muir, 1931 | |
| Catullioides albosignata Distant, 1906 | |
| Catullioides rubrolineata Bierman, 1910 | Gila topminnow |
| Catullioides rubrolineata coriacea Bierman, 1910 | |
| Chasmacephala furtiva Fennah, 1945 | Riggenbach's lyretail |
| Chasmacephala pluvialis Fennah, 1945 | Riggenbach's lyretail |
| Chasmacephala tristis Fennah, 1945 | Riggenbach's lyretail |
| Chrysopuchus nigrolineatus Gnezdilov, 2013 | |
| Cixiopsis atkinsoni Distant, 1906 | |
| Cixiopsis chelydinus Jacobi, 1944 | |
| Cixiopsis denti Muir, 1934 | Lyretail |
| Cixiopsis obscurus Jacobi, 1944 | |
| Cixiopsis punctatus Matsumura, 1900 | Pahrump killifish |
| Clardea mauritii (Signoret, 1960) | ⇒ Clardea unicolor Signoret, 1862 |
| Clardea nigrostriata Synave, 1961 | |
| Clardea notatula Stsl, 1866 | |
| Clardea unicolor Signoret, 1862 | |
| Colgorma campestris Metcalf & Br..., 1930 | |
| Colgorma campstris | |
| Colgorma diluta Stsl, 1859 | |
| Colgorma menalcas Fennah, 1967 | |
| Colgorma montana Metcalf & Br..., 1930 | |
| Colgorma rufimacula Walker, 1851 | |
| Conchyoptera unicolor Signoret, 1860 | |
| Conna guttifera Walker, 1857 | |
| Connelicita backyensis Stroinski & ..., 2015 | |
| Connelicita haiphongensis Wang & Zhang, 2015 | |
| Connelicita lungchowensis Chou & Lu, 1977 | |
| Cuneoceps insularis Williams, 1981 | Spotted seahorse |
| Cypheroceratops furcatus | |
| Cyphoceratops furcatus Uhler, 1901 | Indian parsley |
| Cyphoceratops furtivus | |
| Cyphoceratops pluvialis | |
| Cyphoceratops tristis | |
| Cyrtomycta perisema Williams, 1981 | Spotted seahorse |
| Daradacella calydon Fennah, 1970 | |
| Daradacella pustulata Fennah, 1949 | |
| Daradax acris Walker, 1857 | Indian milkweed |
| Daradax fusipennis Walker, 1857 | Indian milkweed |
| Daradax grandis Muir, 1931 | |
| Daradax nasutus Melichar, 1914 | Ash Meadows killifish |
| Daradax nebulosus Haupt, 1926 | |
| Daradax robustus Baker, 1927 | |
| Daradaxoides mahensis Distant, 1917 | Javanese ricefish |
| Diagrynia africana Jacobi, 1910 | Freshwater pipefish |
| Diambon remanei | |
| Dichoneura simoni Lethierry, 1890 | Shortsnouted pipefish |
| Dictyotangia emarginata Uhler, 1895 | |
| Dioxyomus ganymedes Fennah, 1945 | Riggenbach's lyretail |
| Dioxyomus longiceps Lethierry, 1881 | Deepbodied pipefish |
| Dioxyomus major Fennah, 1945 | Riggenbach's lyretail |
| Dioxyomus uhleri Muir, 1931 | Blackchinned pipefish |
| Doxyomus ganymedes | |
| Doxyomus major | |
| Duriopsis costale Melichar, 1902 | |
| Durium boulardi Synave, 1979 | Common japanese seahorse |
| Durium caffrum Stsl, 1866 | |
| Durium fornax Fennah, 1958 | |
| Durium fossulatum Melichar, 1914 | Ash Meadows killifish |
| Durium nigrifrons Synave, 1979 | Common japanese seahorse |
| Durium punctipes Signoret, 1860 | |
| Durium scylax Linnavuori, 1973 | African lyretails |
| Durium semiglobulare Melichar, 1906 | |
| Durium semiglobularis Melichar, 1906 | |
| Durium senegalense Signoret, 1861 | |
| Durium subfasciata Melichar, 1906 | |
| Durium subfasciatum Melichar, 1906 | |
| Durium tschakomensis Synave, 1959 | Isthmian priapella |
| Durium ulugurensis Synave, 1960 | Crowned seahorse |
| Eilithyia insularis Distant, 1912 | |
| Eilithyia singaporensis R.R.Wang & Webb, 2008 | Barcheek pipefish |
| Elica latipennis Walker, 1857 | |
| Emiliana alexandri ♰ Shcherbakov, 2006 | |
| Eodryas issiformis Matsumura, 1914 | Lined seahorse |
| Eodryas melichari Distant, 1906 | |
| Eodryas ogasawarana Matsumura, 1914 | Lined seahorse |
| Epora bilemisca Qin and Men, 2010 | Broadnosed pipefish |
| Epora biprolata Men & Qin, 2011 | Shortsnouted pipefish |
| Epora callosa Fennah, 1978 | |
| Epora hainanensis Chou and Wang, 1985 | |
| Epora laticeps Fennah, 1970 | |
| Epora montana Distant, 1912 | |
| Epora stenops Fennah, 1970 | |
| Epora subtilis (Walker, 1857) | ⇒ Eodryas melichari Distant, 1906 |
| Epora themisto Fennah, 1970 | |
| Eporiella ceylonica Melichar, 1914 | Ash Meadows killifish |
| Eucameruna granulosa Melichar, 1906 | Horsefish |
| Eucameruna nigrostriata Synave, 1979 | Common japanese seahorse |
| Euhiracia conspersa Melichar, 1908 | |
| Eutropistes callifera Schaum, 1853 | Harlequin pipefish |
| Ficarasa australasiae (Distant, 1907) | ⇒ Peltodictya kurandae Kirkaldy, 1906 |
| Ficarasa pallida Walker, 1857 | Indian milkweed |
| Ficarasa simplex Walker, 1870 | |
| Fritzruehlia longifrons Schmidt, 1924 | |
| Garumna lepida Melichar, 1914 | Ash Meadows killifish |
| Garumna melichari Baker, 1927 | |
| Garumna pseudolepida Muir, 1931 | Blackchinned pipefish |
| Garumnella bella Wang, Liang ..., 2009 | |
| Gergithomorphus fasciatifrons Haglund, 1899 | Offshore seahorse |
| Grynia nigricoxis Stsl, 1862 | |
| Haliartus centralis Gerstaecker, 1895 | Coral seahorse |
| Haliartus viridescens Melichar, 1914 | Ash Meadows killifish |
| Heinsenia cribrifrons Melichar, 1906 | Horsefish |
| Heinsenia fatua Melichar, 1906 | Horsefish |
| Heinsenia laevifrons Melichar, 1906 | Horsefish |
| Heinsenia nigrovenosa Melichar, 1906 | Horsefish |
| Hemithiscia cordax Fennah, 1957 | |
| Hemithiscia devota Melichar, 1914 | |
| Hemithiscia taeniatifrons Schmidt, 1912 | |
| Hiracia ignava Walker, 1857 | |
| Hiracia karenia Distant, 1906 | |
| Idiomyctus nigrostriatus Synave, 1961 | Thorny seahorse |
| Idiomyctus notatulus Stål, 1866 | Seahorse |
| Idiomyctus simus Williams, 1981 | Spotted seahorse |
| Ingoma triquetra Fennah, 1954 | Opossum pipefish |
| Inkewana fuscoirroratus Hesse, 1925 | |
| Intandela respersionis Hesse, 1925 | |
| Isporisa apicalis Walker, 1857 | Indian milkweed |
| Isporisa baibungensis Wang and Liang, 2008 | Slender pipefish |
| Isporisella siporensis Baker, 1927 | |
| Jantaritambia loculata ♰ E. F. Germar, 1856 | |
| Jantaritambia loculatus ♰ Germar & Ber..., 1856 | |
| Jantaritambia serafini ♰ J. Szwedo, 2000 | |
| Kallitambinia australis Muir, 1931 | |
| Kallitaxila apicalis Melichar, 1914 | Dwarf livebearer |
| Kallitaxila auster Fennah, 1971 | Glass carp |
| Kallitaxila auster auster Fennah, 1971 | |
| Kallitaxila auster murcia Fennah, 1971 | |
| Kallitaxila boninensis Matsumura, 1914 | Lined seahorse |
| Kallitaxila concolor Muir, 1913 | Banner lyretail |
| Kallitaxila crini Matsumura, 1914 | Lined seahorse |
| Kallitaxila cruenta Melichar, 1914 | Dwarf livebearer |
| Kallitaxila fulcrata Melichar, 1914 | Dwarf livebearer |
| Kallitaxila fuscocoriata Muir, 1913 | Banner lyretail |
| Kallitaxila granulata Stsl, 1870 | Planthopper |
| Kallitaxila laratica Muir, 1913 | Banner lyretail |
| Kallitaxila macaoana Muir, 1913 | Banner lyretail |
| Kallitaxila ornata Haupt, 1926 | |
| Kallitaxila simplex Haupt, 1926 | |
| Kallitaxila sinica Walker, 1851 | |
| Kallitaxila suturalis Matsumura, 1914 | Lined seahorse |
| Kallitaxila terryi Muir, 1913 | Banner lyretail |
| Kazerunia leguaniforma Dodge Engleman, 1977 | |
| Kazerunia ochreata Dlabola, 1974 | |
| Kazerunia undulata Dodge Engleman, 1977 | |
| Kirongoziella bimaculata Synave, 1979 | Common japanese seahorse |
| Kirongoziella bivulnerata Fennah, 1957 | |
| Kirongoziella kunstmanni Schmidt, 1924 | |
| Kusuma carinata (Distant, 1906) | ⇒ Numicia maculosa Distant, 1906 |
| Ladella acunae Metcalf & Br..., 1930 | |
| Ladella nepallata Caldwell & M..., 1951 | Green panchax |
| Ladella pallida Walker, 1851 | |
| Ladellodes stali Fennah, 1949 | |
| Lagoana angolensis Synave, 1961 | Pipehorse |
| Lagoana bipunctata Melichar, 1905 | |
| Lagoana brunnea Synave, 1957 | Lost pipefish |
| Lagoana furcata Synave, 1957 | Lost pipefish |
| Lagoana livida Schmidt, 1924 | |
| Lagoana longiceps Melichar, 1905 | |
| Lagoana natalensis Synave, 1958 | |
| Lagoana quadripunctata Synave, 1957 | Lost pipefish |
| Lagoana rotundata Schmidt, 1924 | |
| Lanshu glochidionae Yang, Yang &..., 1989 | |
| Lavora anchora Fennah, 1949 | |
| Lavora fuscimarginata Fennah, 1949 | |
| Lavora longispinosa Wang, 2012 | |
| Lavora ricanoides Muir, 1931 | |
| Lavora sanctaeisabelae Fennah, 1949 | |
| Lavora similis Wang, 2012 | |
| Lavora straminea Fennah, 1949 | |
| Leptotambinia viridinervis Kato, 1931 | |
| Leptovanna telamon | |
| Leptovanua eremita Fennah, 1970 | |
| Leptovanua manunensis Fennah, 1970 | |
| Leptovanua manusensis Fennah, 1970 | |
| Leptovanua mussauana Fennah, 1970 | |
| Leptovanua obiensis Melichar, 1914 | Ash Meadows killifish |
| Leptovanua pallida Melichar, 1914 | Ash Meadows killifish |
| Leptovanua serapis Fennah, 1956 | |
| Leptovanua sondaica Jacobi, 1941 | |
| Leptovanua suturalis Melichar, 1914 | Ash Meadows killifish |
| Leptovanua telamon Fennah, 1956 | |
| Leptovanua telamon palauana Fennah, 1956 | |
| Leptovanua valokana Fennah, 1970 | |
| Leptovanua yalomana Fennah, 1970 | |
| Leusaba marginalis (Walker, 1857) | ⇒ Leusaba rufitarsis Kirby, 1891 |
| Leusaba philippina Stsl, 1870 | |
| Leusaba rufitarsis Kirby, 1891 | Rough silverside |
| Lukabales ecarinatus Stroinski & ..., 2015 | |
| Macrovanua amicalis Fennah, 1967 | |
| Macrovanua angusta Muir, 1921 | |
| Macrovanua demissa Fennah, 1949 | |
| Manganeutes agenor Fennah, 1965 | Japanese killifish |
| Mesepora onukii Matsumura, 1905 | |
| Monopsis mycetopilella | ⇒ Monopis mycetophilella Powell, 1967 |
| Monopsis rusticella | |
| Monopsis tabida Spinola, 1839 | Fire on the mountain |
| Montrouzierana oxycephala Montrouzier, 1861 | |
| Neocatara buruensis Schmidt, 1926 | |
| Neocatara deucalion Fennah, 1970 | |
| Neocatara philippinensis Distant, 1909 | Bermuda pipefish |
| Neocatara proxima Walker, 1870 | |
| Neocatara ramnes Fennah, 1970 | |
| Neocatara subdivisa Walker, 1870 | |
| Neommatissus bakeri Muir, 1931 | |
| Neommatissus basifuscus Kato, 1933 | |
| Neommatissus batuensis Baker, 1927 | Banded pipefish |
| Neommatissus benguetensis Baker, 1919 | |
| Neommatissus congruus Walker, 1870 | |
| Neommatissus formosana Kato, 1933 | |
| Neommatissus formosanus Kato, 1933 | |
| Neommatissus jacobsoni Melichar, 1914 | Dwarf livebearer |
| Neommatissus jacobsoni tonkinensis Fennah, 1978 | |
| Neommatissus melichari Baker, 1919 | |
| Neommatissus montanus Baker, 1919 | |
| Neommatissus penangensis Baker, 1919 | |
| Neommatissus philippinensis Baker, 1919 | |
| Neommatissus typicus Distant, 1916 | Mosquitofish |
| Neommatissus zanatus Kato, 1933 | |
| Neorudia proxima Fowler, 1904 | |
| Neotangia angustata Uhler, 1895 | |
| Neotangia caribea Fennah, 1945 | Riggenbach's lyretail |
| Neotangia caribia | |
| Neotangia coronata Fennah, 1945 | Riggenbach's lyretail |
| Neotangia mitrata Fennah, 1945 | Riggenbach's lyretail |
| Neotaxilana curtirostris Van Stalle, 1984 | Common seahorse |
| Neotaxilana lamabokensis Synave, 1979 | Large seahorse |
| Neotaxilana picturata Van Stalle, 1984 | Common seahorse |
| Neotaxilanoides orientalis Men and Qin, 2011 | Persian pipefish |
| Neotylana marginalis Walker, 1858 | |
| Nesotaxila baucis Fennah, 1956 | Banded lampeye |
| Nesotemora cinyras Fennah, 1956 | |
| Neurotmeta bipatriata (Fennah, 1945) | ⇒ Tangia bipatriata Fennah, 1945 |
| Neurotmeta dominicana (Fennah, 1945) | ⇒ Tangia dominicana Fennah, 1945 |
| Neurotmeta litoralis (Fennah, 1945) | ⇒ Tangia litoralis Fennah, 1945 |
| Neurotmeta oreas (Fennah, 1945) | ⇒ Tangia oreas Fennah, 1945 |
| Neurotmeta sponsa GuTrin-MTnev..., 1856 | |
| Numicia aethiopica Hesse, 1925 | Gunther's nothobranch |
| Numicia albicans Walker, 1858 | |
| Numicia boulardi Synave, 1968 | |
| Numicia caenis Fennah, 1957 | |
| Numicia canopa Fennah, 1957 | |
| Numicia canopus Fennah, 1958 | |
| Numicia chiron Fennah, 1957 | |
| Numicia creusa Fennah, 1958 | |
| Numicia culta Melichar, 1914 | Ash Meadows killifish |
| Numicia damocles Fennah, 1958 | |
| Numicia decellei Synave, 1962 | |
| Numicia demoleon Fennah, 1958 | |
| Numicia doleib Linnavuori, 1973 | African lyretails |
| Numicia dorsalis Jacobi, 1917 | Spiny seahorse |
| Numicia elisabethana Synave, 1962 | |
| Numicia fuscopicta (Stsl, 1866) | ⇒ Numicia culta Melichar, 1914 |
| Numicia gauhati Wilson, 1984 | |
| Numicia ghesquierei Lallemand, 1938 | Lowcrowned seahorse |
| Numicia gorgo Linnavuori, 1973 | African lyretails |
| Numicia graminivora Ghauri, 1976 | Pacific giant seahorse |
| Numicia graminivora graminivora Ghauri, 1976 | |
| Numicia graminivora sinensis Ghauri, 1976 | |
| Numicia herbida Stsl, 1866 | |
| Numicia hulstaerti Synave, 1962 | |
| Numicia insignis Distant, 1910 | |
| Numicia lotis Fennah, 1957 | |
| Numicia maculosa Distant, 1906 | |
| Numicia maculosa pusana Ghauri, 1976 | |
| Numicia maenia Fennah, 1957 | |
| Numicia memnon Fennah, 1957 | |
| Numicia meridionalis Synave, 1959 | Isthmian priapella |
| Numicia merope Fennah, 1957 | |
| Numicia mordax Fennah, 1958 | |
| Numicia mubalensis Synave, 1958 | |
| Numicia ngouriensis Synave, 1962 | |
| Numicia nitida Muir, 1931 | |
| Numicia orphana Linnavuori, 1973 | African lyretails |
| Numicia punctula Melichar, 1914 | Ash Meadows killifish |
| Numicia pusana Ghauri, 1976 | Pacific giant seahorse |
| Numicia pyracmon Fennah, 1957 | |
| Numicia rhodos Fennah, 1957 | |
| Numicia roxana Fennah, 1957 | |
| Numicia saegeri Synave, 1962 | |
| Numicia seydeli Synave, 1962 | |
| Numicia taenia Fabricius, 1803 | |
| Numicia talassio Linnavuori, 1973 | African lyretails |
| Numicia virescens Synave, 1958 | |
| Numicia viridis Muir, 1931 | Sugarcane leafhopper |
| Obedas proboscideus Jacobi, 1910 | Pike killifishes |
| Oechalina polyxo Fennah, 1970 | |
| Oechalina stativa Melichar, 1914 | Ash Meadows killifish |
| Oechalina subacta Melichar, 1914 | Ash Meadows killifish |
| Oligaethus rostratus Jacobi, 1928 | Diamond killifishes |
| Olontheus obscurus (Jacobi, 1944) | ⇒ Cixiopsis punctatus Matsumura, 1900 |
| Ommatissus (Ommatissus) alpinus Linnavuori, 1973 | African lyretails |
| Ommatissus (Ommatissus) bimaculatus Muir, 1931 | |
| Ommatissus (Ommatissus) binotatus Fieber, 1875 | Dubas date tropiduchid |
| Ommatissus (Ommatissus) bourgoini Asche, 1994 | |
| Ommatissus (Ommatissus) chinsanensis Muir, 1913 | Amargosa pupfish |
| Ommatissus (Ommatissus) kamerunus Asche and Wi..., 1989 | Knysna seahorse |
| Ommatissus (Ommatissus) lofouensis Muir, 1913 | Amargosa pupfish |
| Ommatissus (Ommatissus) lybicus De Bergevin, 1930 | Dubas bug |
| Ommatissus (Ommatissus) magribus Asche and Wi..., 1989 | Knysna seahorse |
| Ommatissus (Ommatissus) natalensis Asche and Wi..., 1989 | Knysna seahorse |
| Ommatissus (Ommatissus) tumidulus Linnavuori, 1973 | African lyretails |
| Ommatissus (Opatissus) vietnamicus Asche and Wi..., 1989 | Knysna seahorse |
| Ossoides lineatus Bierman, 1910 | Gila topminnow |
| Padanda denti (Muir, 1934) | ⇒ Cixiopsis denti Muir, 1934 |
| Paraepora bifurca Chang & Chen, 2014 | |
| Paraepora cultellata Chang & Chen, 2014 | |
| Paraepora tegula Chang & Chen, 2014 | |
| Parahiracia sinensis (Ouchi, 1940) | ⇒ Fortunia sinensis Ôuchi, 1940 |
| Parahydriena hyalina Muir, 1924 | River pipefish |
| Parahydriena hyalina acuta Caldwell, 1951 | |
| Parahydriens hyalina | |
| Paraphilatis camerunensis Melichar, 1912 | |
| Parathiscia conjugata Melichar, 1901 | |
| Parathiscia truncatella Walker, 1858 | |
| Paricana boninensis Matsumura, 1914 | Lined seahorse |
| Paricana dilatipennis Walker, 1857 | Indian milkweed |
| Paricanoides bresseeli Constant & Pham, 2014 | |
| Paricanoides dalatensis Liang, 2003 | |
| Paricanoides orientalis Liang, 2003 | |
| Paruzelia psyllomorpha Melichar, 1903 | |
| Paruzelia rawette Constant, 2010 | Caribbean pipefish |
| Paruzelia salome Fennah, 1984 | |
| Patollo aestiorum ♰ J. Szwedo, 2013 | |
| Patollo natangorum ♰ J. Szwedo, 2013 | |
| Peggioga amboinensis Fennah, 1949 | |
| Peggioga formosa Kirkaldy, 1905 | Oblongleaf orache |
| Peggioga lungana Fennah, 1949 | |
| Peggioga nigrifinis Walker, 1870 | |
| Peggioga simplex Fennah, 1949 | |
| Peggioga solitaria Melichar, 1914 | Ash Meadows killifish |
| Pelitropis cazieri Metcalf, 1954 | Hardhead silverside |
| Pelitropis haitiana Fennah, 1965 | Japanese killifish |
| Pelitropis insularis Schmidt, 1932 | |
| Pelitropis ratulata | |
| Pelitropis rotulata Van Duzee, 1908 | Bluespeckled pipefish |
| Peltodictya kurandae Kirkaldy, 1906 | Mound saltbush |
| Pseudoclardea leguati Muir, 1925 | |
| Pseudogergithus coccinelloides Schmidt, 1912 | Stalkflower |
| Pseudoparicana analoga Wang & Malen..., 2013 | |
| Pseudoparicana curvifera Distant, 1907 | Port Phillips pipefish |
| Pseudoparicana sanguinifrons Muir, 1931 | |
| Pseudoparicana tepida Melichar, 1914 | Ash Meadows killifish |
| Pseudotangia sponsa Metcalf, 1938 | Southern pipefish |
| Pseudothiscia concavifrons Schmidt, 1912 | |
| Remosa cultellator Walker, 1858 | |
| Remosa grandis | |
| Remosa guerini Metcalf, 1954 | Hardhead silverside |
| Remosa kontorhina Fennah, 1945 | Riggenbach's lyretail |
| Remosa kontormina | |
| Remosa viridis Metcalf, 1954 | Hardhead silverside |
| Rhinodictya belone Fennah, 1950 | Pygmy killifish |
| Rhinodictya buxtoni Muir, 1931 | |
| Rhinodictya cuneolus Fennah, 1950 | Pygmy killifish |
| Rhinodictya granulata Muir, 1931 | |
| Rhinodictya paeminosa Fennah, 1950 | Pygmy killifish |
| Rhinodictya quaesitrix Kirkaldy, 1906 | Mound saltbush |
| Rhinodictya sagitta Fennah, 1949 | |
| Rotunosa grandis Fennah, 1945 | |
| Rotunosa indicanda Walker, 1858 | |
| Rotunosa intermedia Muir, 1931 | |
| Rotunosa orbiculata Distant, 1900 | Banded pipefish |
| Sakina boulardi Synave, 1979 | Common japanese seahorse |
| Scenoma beroe Fennah, 1969 | Celebes medaka |
| Scenoma glabrio Fennah, 1969 | Celebes medaka |
| Scenoma palaemon Fennah, 1969 | Celebes medaka |
| Scolopsomorpha africana Melichar, 1912 | Topminnows |
| Scolopsomorpha boulardi Constant, 2009 | Great pipefish |
| Scolopsomorpha debakkeri Constant, 2009 | Great pipefish |
| Scolopsomorpha pericarti Constant, 2013 | |
| Selamorpha variegata Campodonico, 2018 | |
| Sogana bachmana Constant & Pham, 2019 | |
| Sogana baviana Constant & Pham, 2019 | |
| Sogana chartieri Constant, 2019 | |
| Sogana clara Liang and Wang, 2008 | Lesser pipefish |
| Sogana condaoana Constant and..., 2013 | |
| Sogana cucphuongana Constant and..., 2013 | |
| Sogana extrema Melichar, 1914 | Ash Meadows killifish |
| Sogana floreni Constant, 2010 | Caribbean pipefish |
| Sogana hopponis Matsumura, 1914 | Bay pipefish |
| Sogana longiceps Fennah, 1978 | |
| Sogana pseudohopponis Liang and Wang, 2008 | Lesser pipefish |
| Sogana robustocarina Liang and Wang, 2008 | Lesser pipefish |
| Sogana stimulata Melichar, 1914 | Ash Meadows killifish |
| Spathocranus mikado Muir, 1934 | Seminole killifish |
| Stacota breviceps Walker, 1858 | |
| Stenoconchyoptera darwini Muir, 1931 | |
| Stiborus viridis Melichar, 1903 | |
| Sumbana fenestrata Lallemand & ..., 1953 | |
| Swezeyaria damo Fennah, 1956 | |
| Swezeyaria unicolor Metcalf, 1954 | Hardhead silverside |
| Swezeyaria viridana Metcalf, 1946 | Largespotted epiplatys |
| Swezeyaria viridana constricta Fennah, 1956 | |
| Swezeyaria viridana orientalis Fennah, 1956 | |
| Tambinia atrosignata Distant, 1906 | |
| Tambinia bambusana Chang & Chen, 2012 | |
| Tambinia bizonata Matsumura, 1914 | Bay pipefish |
| Tambinia capitata Desmarets, 1906 | |
| Tambinia conus Wang and Liang, 2011 | Spotted pipefish |
| Tambinia debilis Stsl, 1859 | |
| Tambinia exoleta Melichar, 1914 | Ash Meadows killifish |
| Tambinia fasciculosa Melichar, 1914 | Ash Meadows killifish |
| Tambinia guamensis Metcalf, 1946 | Largespotted epiplatys |
| Tambinia inconspicua Distant, 1906 | |
| Tambinia languida Stsl, 1859 | |
| Tambinia macula Wang and Liang, 2011 | Spotted pipefish |
| Tambinia menglunensis Men, Qin & Liu, 2009 | |
| Tambinia pitho Fennah, 1970 | |
| Tambinia robustocarina Wang and Liang, 2011 | Spotted pipefish |
| Tambinia rubrolineata Liang, 2003 | Darkflank pipefish |
| Tambinia rubromaculata Distant, 1916 | |
| Tambinia rufoornata Stsl, 1859 | |
| Tambinia sexmaculata Wang and Liang, 2011 | Spotted pipefish |
| Tambinia similis Liang, 2003 | Darkflank pipefish |
| Tambinia sinuata Men & Qin, 2012 | |
| Tambinia sisyphus Fennah, 1956 | |
| Tambinia stupida (Melichar, 1914) | ⇒ Tambinia venusta Kirkaldy, 1906 |
| Tambinia theivora Fennah, 1982 | Gulf pipefish |
| Tambinia venusta Kirkaldy, 1906 | |
| Tambinia verticalis Distant, 1916 | |
| Tambinia zonata Muir, 1931 | |
| Tangella dictys Fennah, 1971 | Glass carp |
| Tangella kraatzi Stsl, 1859 | |
| Tangella pustulifrons Fennah, 1965 | Japanese killifish |
| Tangella schaumi Stsl, 1859 | |
| Tangella thestor Fennah, 1971 | Glass carp |
| Tangia angustata (Uhler, 1895) | ⇒ Neotangia angustata Uhler, 1895 |
| Tangia bipatriata Fennah, 1945 | |
| Tangia breviceps Metcalf and ..., 1930 | Shortnosed seahorse |
| Tangia dominicana Fennah, 1945 | |
| Tangia litoralis Fennah, 1945 | |
| Tangia oreas Fennah, 1945 | |
| Tangia plistoanax Fennah, 1971 | Glass carp |
| Tangia viridis (Walker, 1851) | ⇒ Neurotmeta viridis Walker, 1851 |
| Tangida fugax | |
| Tangidia alternata Uhler, 1895 | Bishop's goutweed |
| Tangidia fugax Fennah, 1945 | Riggenbach's lyretail |
| Tangidia montana Fennah, 1948 | Longsnouted pipefish |
| Tangidia triangulator Lethierry, 1881 | Deepbodied pipefish |
| Tangidia vittata Fennah, 1965 | Japanese killifish |
| Tangiopsis tetrasticha Uhler, 1901 | |
| Tangiopsis tetrastichus Uhler, 1901 | Indian parsley |
| Tangyria frontalis Uhler, 1901 | Indian parsley |
| Tauropola bimaculata Jacobi, 1944 | Ocellated pipefish |
| Temora longicornis O.F. Müller, 1785 | |
| Teramnon stenopteryx Fenna, 1969 | Celebes medaka |
| Thaumantia buhleri Lallemand & ..., 1953 | |
| Thaumantia celebensis Melichar, 1914 | Ash Meadows killifish |
| Thaumantia insularis Muir, 1931 | |
| Thaumantia insularis insularis Muir, 1931 | |
| Thaumantia insularis scaeva Fennah, 1970 | |
| Thaumantia minuta Lallemand & ..., 1953 | |
| Thaumantia straminea Distant, 1907 | Port Phillips pipefish |
| Thaumantia translucida Lallemand & ..., 1953 | |
| Thymbra latipennis Melichar, 1914 | Ash Meadows killifish |
| Thymbra spicata | |
| Togoda africana Melichar, 1906 | |
| Togoda transvaalensis Schmidt, 1910 | |
| Trichoduchus biermani (Muir, 1913) | ⇒ Trypetimorpha biermani Dammerman, 1910 |
| Trichoduchus china (Wu, 1935) | ⇒ Trypetimorpha biermani Dammerman, 1910 |
| Trichoduchus hyalina (Bierman, 1910) | ⇒ Trypetimorpha biermani Dammerman, 1910 |
| Trichoduchus japonicus (Fennah, 1955) | ⇒ Trypetimorpha japonica Ishihara, 1954 |
| Trichoduchus media (Bierman, 1910) | ⇒ Trypetimorpha biermani Dammerman, 1910 |
| Trienopa ambigua Melichar, 1906 | Horsefish |
| Trienopa conradti Schmidt, 1910 | Thorntailed pipefish |
| Trienopa dionaea Linnavuori, 1973 | African lyretails |
| Trienopa elongata Melichar, 1906 | Horsefish |
| Trienopa fasciata Melichar, 1906 | Horsefish |
| Trienopa flavida Signoret, 1860 | |
| Trienopa janssensi Lallemand, 1950 | |
| Trienopa longifrons Walker, 1858 | |
| Trienopa major Jacobi, 1910 | Freshwater pipefish |
| Trienopa orphana Melichar, 1906 | Horsefish |
| Trienopa paradoxa Gerstaecker, 1892 | |
| Trienopa rufescens Walker, 1851 | |
| Trienopa typica Distant, 1909 | |
| Trienopa varicolor Melichar, 1906 | Horsefish |
| Trienopa viridis Melichar, 1906 | Horsefish |
| Trienopa walkeri Metcalf, 1958 | |
| Tripetimorpha yanonis (Matsumura, 0) | ⇒ Trypetimorpha japonica Ishihara, 1954 |
| Tritophania patruelis ♰ A. Jacobi, 1937 | |
| Trobolophya batuensis (Baker, 1927) | ⇒ Neommatissus batuensis Baker, 1927 |
| Trobolophya beguetenis | |
| Trobolophya benguetensis (Baker, 1919) | ⇒ Neommatissus benguetensis Baker, 1919 |
| Trobolophya melichari (Baker, 1919) | ⇒ Neommatissus melichari Baker, 1919 |
| Trobolophya montana (Baker, 1919) | ⇒ Neommatissus montanus Baker, 1919 |
| Trobolophya penangensis (Baker, 1919) | ⇒ Neommatissus penangensis Baker, 1919 |
| Trobolophya philippinensis (Baker, 1919) | ⇒ Neommatissus philippinensis Baker, 1919 |
| Tropiduchodes coleopteratus Schmidt, 1910 | Salmon louse |
| Tropiduchus anceps Fennah, 1957 | |
| Tropiduchus arisba Fennah, 1957 | |
| Tropiduchus asturco Fennah, 1957 | |
| Tropiduchus atlas Fennah, 1957 | |
| Tropiduchus bifasciatus Van Stalle, 1985 | |
| Tropiduchus castigator Melichar, 1914 | Dwarf livebearer |
| Tropiduchus castigatorius Schmidt, 1918 | |
| Tropiduchus electra Fennah, 1957 | |
| Tropiduchus fuscatus Melichar, 1914 | Ash Meadows killifish |
| Tropiduchus ino Fennah, 1957 | |
| Tropiduchus iphis Fennah, 1957 | |
| Tropiduchus kupei Van Stalle, 1984 | Common seahorse |
| Tropiduchus luridus Walker, 1857 | |
| Tropiduchus marpsias Linnavuori, 1973 | African lyretails |
| Tropiduchus notatus Melichar, 1914 | Ash Meadows killifish |
| Tropiduchus obiensis Melichar, 1914 | Ash Meadows killifish |
| Tropiduchus pallidus Van Stalle, 1984 | Common seahorse |
| Tropiduchus philippinus Melichar, 1914 | Ash Meadows killifish |
| Tropiduchus silvicola Van Stalle, 1984 | Common seahorse |
| Tropiduchus sobrinus Stsl, 1854 | |
| Tropiduchus subfasciata Melichar, 1914 | |
| Tropiduchus subfasciatus Melichar, 1914 | Dwarf livebearer |
| Tropiduchus variegata Muir, 1931 | |
| Tropiduchus variegatus Muir, 1931 | Blackchinned pipefish |
| Trypetimorpha aschei Huang & Bour..., 1993 | Texas pipefish |
| Trypetimorpha biermani Dammerman, 1910 | Chocolate pipefish |
| Trypetimorpha canopus Linnavuori, 1973 | African lyretails |
| Trypetimorpha fenestrata Costa, 1862 | |
| Trypetimorpha formosana (Ishihara, 1954) | ⇒ Trypetimorpha biermani Dammerman, 1910 |
| Trypetimorpha japonica Ishihara, 1954 | Australian blue-eye |
| Trypetimorpha koreana (Kwon & Lee, 1979) | ⇒ Trypetimorpha japonica Ishihara, 1954 |
| Trypetimorpha occidentalis Huang & Bour..., 1993 | Texas pipefish |
| Trypetimorpha pilosa (Horváth, 1907) | ⇒ Trypetimorpha fenestrata Costa, 1862 |
| Trypetimorpha sizhengi Huang & Bour..., 1993 | Texas pipefish |
| Trypetimorpha wilsoni Huang & Bour..., 1993 | Texas pipefish |
| Turneriola aliceae China, 1923 | Seahorses |
| Turneriola breviceps Muir, 1931 | |
| Turneriola hirsuta Muir, 1931 | |
| Turneriola rowlandi China, 1923 | Seahorses |
| Ubis verticalis Fowler, 1904 | |
| Vanua buxtoni Muir, 1927 | |
| Vanua deidamia Fennah, 1950 | Pygmy killifish |
| Vanua deiopeia Fennah, 1950 | Pygmy killifish |
| Vanua hopkinsi Muir, 1927 | |
| Vanua paphia Fennah, 1950 | Pygmy killifish |
| Vanua paphia bicuspidata Fennah, 1950 | |
| Vanua paphia paphia Fennah, 1950 | |
| Vanua pleone Fennah, 1950 | Pygmy killifish |
| Vanua pleone obliqua Fennah, 1950 | |
| Vanua pleone pleone Fennah, 1950 | |
| Vanua poyeri Muir, 1921 | Pixiemoss |
| Vanua respicienda Walker, 1858 | Mound saltbush |
| Vanua respicienda flagellata Fennah, 1950 | |
| Vanua respicienda hastata Fennah, 1950 | |
| Vanua respicienda respicienda Walker, 1858 | |
| Vanua respicienda serrata Fennah, 1950 | |
| Vanua respicienda vitiensis Kirkaldy, 1906 | |
| Vanua sambucina Fennah, 1950 | Pygmy killifish |
| Vanua stevensoni Muir, 1927 | |
| Vanua taygete Fennah, 1950 | Pygmy killifish |
| Vanuoides pallescens Metcalf, 1938 | Southern pipefish |
| Varma bimaculata Wang and Liang, 2008 | Slender pipefish |
| Varma distanti Melichar, 1914 | Ash Meadows killifish |
| Varma falcata Chang & Chen, 2014 | |
| Varma fervens Walker, 1857 | |
| Varma gibbosa Wang and Liang, 2008 | Slender pipefish |
| Varma lobata Chang & Chen, 2014 | |
| Varma obliqua Distant, 1909 | |
| Varma serrata Men & Qin, 2010 | Longnose seahorse |
| Varma tridens Distant, 1906 | |
| Zema gressitti Fennah, 1956 | |
| Zema montana Wang and Liang, 2007 | Little pipefish |
