Dwykia Temporal range: Visean PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	†Palaeonisciformes
Family:	†Dwykiidae Gardiner, 1969
Genus:	†Dwykia Gardiner, 1969
Type species
Dwykia analensis Gardiner, 1969

Dwykia is an extinct genus of prehistoric bony fish that lived during the Carboniferous period (Visean age) in what is now South Africa. Fossils were recovered from the Upper Witteberg Series.^[1]

• Prehistoric fish
• List of prehistoric bony fish

• Bony fish in the online Sepkoski Database

v t e Actinopterygian genera
Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Infraphylum: Gnathostomata Superclass: Osteichthyes Gnathostomata see Gnathostomata Actinopterygii see below↓
Actinopterygii Actinopterygii †Austelliscus †Cheirolepis †Cuneognathus †Dialipina? †Kentuckia †Krasnoyarichthys †Ligulalepis? †Limnomis †Meemannia †Moythomasia †Naxilepis? †Orvikuina? †Osorioichthys †Palaeoneiros †Pickeringius †Raynerius †Stegotrachelus †Tegeolepis †Terenolepis? †Howqualepididae Donnrosenia Howqualepis †Mimiidae Gogosardina Mimipiscis Post-Devonian taxa see below↓
Post-Devonian taxa Post-Devonian taxa †Adroichthys †Aetheretmon †Agecephalichthys †Amblypterina †Ambodipia †Aneurolepis †Angatubichthys †Apateolepis †Arratiaichthys †Asarotus †Australichthys †Avonichthys †Beagiascus †Belichthys †Bethesdaichthys †Birgeria †Bishofia †Bluefieldius †Blourugia †Boreolepis †Brachydegma †Brachypareion †Brazilichthys †Burguklia †Carbonilepis †Caruichthys †Centrolepis †Charleuxia †Chichia †Coccocephalus †Concentrilepis †Cornuboniscus †Cosmolepis †Cosmoptychius †Cretolepis †Cylindrichthys †Daqingshaniscus †Diplospondichthys †Disichthys †Dmitrevichthys †Drydenius †Duwaichthys †Dwykia †Elpisopholis †Ganolepis †Gardinerichthys †Gardinerpiscis †Gondwanichthys †Grandfieldia †Guaymayenia †Guntherichthys †Gyrolepidoides †Huanghelepis †Hyllingea †Illiniichthys †Inichthys †Irajapintoseidon †Itararichthys †Kalops †Kansasiella †Karaunguria †Kazanichthys †Kelliaichthys †Kenderlichthys †Khantausia †Kompasia †Kutaichthys †Lambeia †Lanarkichthys †Lawrenciella †Leptogenichthys †Letovichthys †Lineagruan †Luederia †Mansfieldiscus †Megapteriscus †Melanecta †Mesembrioniscus †Mesonichthys †Mesopoma †Ministrella †Monesedeiphus †Muensterichthys †Myriolepis †Nematoptychius †Neuburgella †Notacmon †Novogonatodus †Nozamichthys †Oxypteriscus †Pacorichthys †Palaeobergia †Paphosiscus †Paradrydenius †Paralogoniscus †Peleichthys †Piratata †Phanerorhynchus †Phanerosteon †Praolepis †Protamblyptera †Pseudohaplolepis †Psilichthys †Pteroniscus †Rastrolepis †Reticulolepis †Roslerichthys †Rubidus †Samarichthys †Santosichthys †Sceletophorus †Schizolepis †Senekichthys †Sinkiangichthys †Sinoniscus †Sixtelia †Sphaerolepis †Spinofacia †Strepheoschema †Sundayichthys †Tanypterichthys †Tanyrhinichthys †Tienshaniscus †Trachelacanthus †Trawdenia †Turgoniscus †Ufalepis †Urosthenes †Usclasichthys? †Uydenia †Uydenichthys †Varialepis †Wayaobulepis †Westlepis †Whiteichthys †Willomorichthys †Woodichthys †Xingshikous †Yogoniscus †Yaomoshania †Zhongweilepis †Acrolepidae Acrolepis Acropholis Challaia Kasanilepis Namaichthys Plegmolepis Progyrolepis? Watsonichthys †Aeduellidae Aeduella Bourbonnella Decazella Neslovicella Platysella Puertollanichthys Schafeevus Spinarichthys Westollia †Aesopichthyidae Aesopichthys Proceramala †Amblypteridae Amblypterus Daphnaechelus Korutichthys? Lawnia Paramblypterus Tchekardichthys Tholonosteon Tholonotus †Bobasatraniiformes Dorypterus Bobasatraniidae Bobasatrania Ebenaqua Ecrinesomus? †Canobiidae Canobius Schaefferius †Discordichthyidae Discordichthys Geryonichthys Mamulichthys Mutovinia †Eigiliidae Eigilia Strelnia †Elonichthyidae Alilepis Elonichthys Palaeostrugia? Meisenheimichthys Rhabdolepis? †Eurynotiformes Mesolepis Paramesolepis Proteurynotus Wardichthys Amphicentridae Amphicentrum Cheirodopsis Eurynotus Styracopteridae Benedenius Fouldenia Styracopterus †Eurynotoidiformes Adzvalepis Alvinichthys Eurynotoides Isadia Kichkassia Lapkosubia Minicholepis Vologdinia †Gonatodidae Gonatodus Pseudogonatodus Usolia †Guildayichthyidae Discoserra Guildayichthys †Haplolepidae Andrewsolepis Blairolepis Braccohaplolepis Haplolepis Millerolepis Parahaplolepis Protohaplolepis Pyritocephalus †Igornichthyidae Commentrya Igornella Igornichthys Setlikia †Palaeoniscidae Atherstonia Cteniolepidotrichia Dicellopyge Ferganiscus Gyrolepis Palaeoniscinotus Palaeoniscum Palaeothrissum Shuniscus Triassodus Weixiniscus †Platysomidae Aestuarichthys Dorsolepis Kargalichthys Ningxiaplatysomus Paranaichthys Platysomus Schaefferichthys Sinoplatysomus Tompoichthys †Ptycholepidae Acrorhabdus Ardoreosomus Boreosomus Chungkingichthys Ptycholepis Yuchoulepis †Pygopteridae Briveichthys Progyrolepis? Pygopterus Zaborichthys †Rhadinichthyidae Cycloptychius Cyranorhis Mentzichthys Pteronisculus? Rhadinichthys Wendyichthys †Saurichthyiformes Yelangichthys Saurichthyidae Costasaurichthys Eosaurichthys Lepidosaurichthys Saurichthys Saurorhynchus Sinosaurichthys †Tarrasiidae Paratarrasius Tarrasius †Turseoidae Pteronisculus? Turfania? Turseodus †Uighuroniscidae Indaginilepis Uighuroniscus Cladistia see Cladistia includes bichirs Actinopteri Chondrostei see Chondrostei includes sturgeons and paddlefish Neopterygii see Neopterygii