This list of fossil fish research presented in 2023 is a list of new fossil taxa of jawless vertebrates, placoderms, cartilaginous fishes, bony fishes, and other fishes that were described during the year, as well as other significant discoveries and events related to paleoichthyology that occurred in 2023.
Amaltheolepis terranovi[1]
Sp. nov
Valid
Blom et al.
Devonian (Emsian)
Shevchenkinskaya Formation
Russia( Arkhangelsk Oblast)
A member of Thelodonti belonging to the group Thelodontiformes and the family Turiniidae.
Caeruleum[2]
Gen. et sp. nov
Huang
Early Cretaceous
China
A lamprey. The type species is C. miraculum.
Dayongaspis colubra[3]
Zhang et al.
Silurian (Telychian)
Xiushan Formation
A member of Galeaspida belonging to the family Dayongaspidae.
Foxaspis[4]
Gai et al.
Devonian (Pragian)
Xiaoshan Formation
China(Guangxi)
A member of Galeaspida belonging to the group Polybranchiaspidiformes and the family Duyunolepididae. The type species is F. novemura.
Jiangxialepis rongi[5]
Liu et al.
Tataertag Formation
A member of Galeaspida belonging to the family Shuyuidae.
Squirmarius[6]
McCoy et al.
Carboniferous (Pennsylvanian)
Mazon Creek fossil beds
United States( Illinois)
A member of Cyclostomi. The type species is S. testai.
Xiyuichthys[7]
Nom. et sp. nov
Shan et al.
Silurian
A member of Galeaspida belonging to the family Xiushuiaspidae; a replacement name for Xiyuaspis Liu et al. (2019). Shan et al. (2023) also named a new species X. lixiensis from the Telychian Qingshui Formation (Jiangxi, China).
Yanliaomyzon[8]
Gen. 2 sp. nov
Wu, Janvier & Zhang
Jurassic (Callovian and Oxfordian)
Tiaojishan Formation
A lamprey. The type species is Y. occisor; genus also includes Y. ingensdentes.
Bothriolepis dairbhrensis[12]
Dupret et al.
Devonian (Givetian)
Valentia Slate Formation
Ireland
Chahuaqingolepis[13]
Devonian
Tanglishu Formation
A member of the family Bothriolepididae. The type species is C. magniporus.
Dunkleosteus tuderensis[14]
Lebedev in Lebedev et al.
Devonian (Famennian)
Bilovo Formation
Russia( Tver Oblast)
Sherbonaspis talimaae[15]
Plax & Lukševičs
Devonian (probably Emsian)
Lepel Beds
Belarus
A member of Asterolepidoidei belonging to the family Pterichthyodidae.
Valentinaspis[16]
Plax & Newman
Belarus Estonia
A member of the family Arctolepididae. The type species is V. profundus.
Atlantobatis[25]
Guinot et al.
Late Cretaceous
Senegal
A batomorph elasmobranch. The type species is A. acrodonta.
Cavusodus[26]
Itano
Carboniferous (late Viséan–early Serpukhovian)
United States( Alabama)
A member of Petalodontiformes belonging to the family Janassidae. The type species is C. whitei.
Corysodon multicristatus[27]
Batchelor & Duffin
Early Cretaceous (Aptian)
Atherfield Clay Formation
United Kingdom
A neoselachian shark.
Possibly a Carcharhiniforme.
Coupatezia casei[25]
A batomorph elasmobranch.
Crioselache[28]
Pauliv et al.
Permian (Asselian)
Campo Mourão Formation
Brazil
Possibly a member of the family Symmoriidae. The type species is C. wittigi.
‘Dasyatis’ reticulata[25]
Dasyomyliobatis[29]
Marramà et al.
Eocene (Ypresian)
Monte Bolca Lagerstätte
Italy
A member of Myliobatiformes belonging to the new family Dasyomyliobatidae. The type species is D. thomyorkei.
Denaea patula[30]
Ivanov in Ivanov, Alekseev & Nikolaeva
Carboniferous (Viséan)
Russia
A member of Symmoriiformes.
Desinia[31]
Ivanov in Ivanov et al.
Permian
Russia( Kirov Oblast Komi Republic Mari El Tatarstan)
A member of the family Sphenacanthidae. The type species is D. radiata. Published online in 2023, but the issue date is listed as December 2022.[31]
Fairchildodus[32]
Chahud
Permian (Cisuralian)
Irati Formation
A member of Holocephali. The type species is F. rioclarensis.
Funicristata[33]
Burrow in Burrow, Murphy & Turner
Silurian (Přidolí)
Roberts Mountains Formation
United States( Nevada)
An acanthodian of uncertain affinities. The type species is F. nevadaensis.
Hemipristis tanakai[34]
Tomita, Yabumoto & Kuga
Oligocene
Yamaga Formation
Japan
A species of Hemipristis.
Karpinskiprion[35]
Gen. et comb. nov
Lebedev & Itano in Lebedev et al.
Carboniferous
Russia( Moscow Oblast Volgograd Oblast)
A member of the family Helicoprionidae. The type species is "Helicoprion" ivanovi Karpinsky (1924).
Lissodus tumidoclavus[36]
Duffin, Heckert & Hancox
Early Triassic
Burgersdorp Formation
South Africa
A member of Hybodontoidea.
Luopingselache[37]
Wen et al.
Middle Triassic (Anisian)
A member of the family Lonchidiidae. Genus includes new species L. striata.
Orcadacanthus[39]
Newman et al.
Orcadian Basin
A member of Acanthodiformes belonging to the family Mesacanthidae. The type species is "Acanthodes" pusillus Agassiz (1844).
Phosphatodon cretaceus[25]
Physogaleus onkensis[40]
Boulemia & Adnet
Paleogene
Kef Esnoun Formation
Algeria
Ptychotrygon ameghinorum[41]
Begat et al.
Late Cretaceous (Cenomanian)
Mata Amarilla Formation
Argentina
Ptychotrygon nazeensis[25]
‘Rhinobatos’ popenguinensis[25]
Sowibatos[25]
A batomorph elasmobranch. The type species is S. minimus.
Squatinactis multicuspidatus[30]
Strigilodus[42]
Hodnett et al.
Ste. Genevieve Formation
United States( Kentucky)
A member of Petalodontiformes belonging to the family Janassidae. The type species is S. tollesonae.
Strophodus atlasensis[43]
Stumpf et al.
Middle Jurassic (Bajocian)
Agoudim Formation
Morocco
A member of Hybodontiformes belonging to the family Hybodontidae and the subfamily Acrodontinae.
Sulcacanthus[44]
Itano & Duffin
St. Louis Formation
United States( Indiana)
A chimaera belonging to the group Squalorajoidei. The type species is S. schachti.
Terangabatis[25]
A batomorph elasmobranch. The type species is T. thiami.
Amblyeleotris robusta[68]
Bratishko & Schwarzhans in Bratishko, Schwarzhans & Vernyhorova
Miocene
Crimea
A species of Amblyeleotris.
Amelangia[69]
Štamberg & Werneburg
Lower Goldlauter Formation
Germany
A member of the family Aeduellidae. The type species is A. ornata.
Archaeotolithus aptychoides[70]
Pindakiewicz, Hryniewicz & Kaim
Early Cretaceous (Valanginian)
Poland
Archaeus solus[71]
Bannikov & Erebakan
Russia( Krasnodar Krai)
A member of the family Carangidae.
Armigatus plinii[72]
Marramà & Carnevale
Early Cretaceous (Albian)
Pietraroja Plattenkalk
A member of Clupeomorpha belonging to the group Ellimmichthyiformes and the family Armigatidae.
Arnoglossus kerichensis[68]
A scaldfish.
Arnoglossus scitulus[68]
Aseraggodes azovensis[68]
A species of Aseraggodes.
Benthosema duanformis[73]
Lin in Lin et al.
Pliocene
Gutingkeng Formation
Taiwan
A species of Benthosema.
Benthosema parafibulatum[73]
Bolcaperca[74]
Bannikov & Zorzin
Monte Bolca
A member of Percoidei of uncertain affinities. The type species is B. craccorum.
Boreiosturion[75]
Murray, Nelson & Brinkman
Late Cretaceous (Campanian)
Horseshoe Canyon Formation
Canada( Alberta)
A sturgeon. The type species is B. labyrinthicus.
Bothus isselburgensis[76]
Schwarzhans & von der Hocht
A species of Bothus.
Bregmaceros danicus[77]
Schwarzhans & Nielsen
Eocene
Lillebælt Clay Formation
Denmark
A codlet.
Butyrumichthys[78]
Schrøder et al.
Fur Formation
A stromateoiform, possibly a medusafish. The type species is B. henricii.
Callionymus bessarabianus[68]
A species of Callionymus.
Callionymus kalinus[68]
Capros crudus[68]
A species of Capros.
Caranx rharbensis[79]
Schwarzhans
Pliocene (Zanclean)
A species of Caranx.
Cataetyx alpersi[76]
A species of Cataetyx.
Centroberyx vonderhochti[79]
A species of Centroberyx.
Cepola lombartei[79]
A species of Cepola.
Chelon jurkinensis[68]
A species of Chelon.
Cladocynodon[80]
De Mayrinck et al.
Barbalha Formation
A member of the family Cladocyclidae. The type species is C. araripensis.
Congiopodus? inopinatus[68]
Possibly a species of Congiopodus.
Deltentosteus planus[79]
A species of Deltentosteus.
Dercetis magnificus[81]
Chida, Brinkman & Murray
Bearpaw Formation
A member of the family Dercetidae.
Diandongichthys[82]
Xu & Ma
Guanling Formation
A basal member of Ginglymodi. The type species is D. ocellatus.
Diaphus? duplex[77]
Possibly a species of Diaphus.
Diaphus maghrebensis[79]
A species of Diaphus.
Dicologlossa postpatens[68]
A species of Dicologlossa.
Galaxias crassus[83]
Schwarzhans et al.
Early Miocene
Bannockburn Formation
New Zealand
A species of Galaxias.
Galaxias naviculus[83]
Galaxias nitidus[83]
Galaxias polei[83]
Galaxias tholus[83]
Globogobius[68]
Gen. et 2 sp. nov
A goby belonging to the subfamily Gobiinae and to the Aphia lineage. The type species is G. globulosus; genus also includes G. depressus.
Grandemarinus[84]
Cooper et al.
Late Cretaceous (Turonian)
Akrabou Formation
A gar. The type species is G. gherisensis.
Gutingichthys[73]
A viviparous brotula. The type species is G. changi.
Hygophum kentnielseni[76]
A species of Hygophum.
Hyrcanogobius eccentricus[68]
A species of Hyrcanogobius.
Iridopristis parrisi[85]
Andrews et al.
Danian
Hornerstown Formation
United States ( New Jersey)
A stem-lineage member of Holocentridae.
Khoratamia[86]
Deesri et al.
Khok Kruat Formation
Thailand
A member of the family Amiidae belonging to the subfamily Sinamiinae. The type species is K. phattharajani.
Kokenichthys kuteki[70]
Kutaichthys[87]
Gen et 2 sp. nov
Bakaev in Esin & Bakaev
Russia( Komi Republic Perm Krai Samara Oblast)
An early ray-finned fish belonging to the group Palaeonisciformes and the family Palaeoniscidae. The type species is K. gubini Esin & Bakaev; genus also includes K. dozmerensis Esin & Bakaev. Published online in 2023, but the issue date is listed as December 2022.[87]
Macabi[88]
Recinos et al.
Mexico
A bonefish. The type species is M. tojolabalensis.
Maeotichthys[68]
Gen. et comb. et sp. nov
Azerbaijan Bulgaria Crimea
A member of the family Clupeidae belonging to the subfamily Alosinae. The type species is "Otolithus (Osmeridarum)" wilhelmi Djafarova (2006); genus also includes "Clupea" gomotartziensis Strashimirov (1985), as well as new species Maeotichthys salebrosus Schwarzhans & Bratishko in Schwarzhans, Bratishko & Vernyhorova (2023).[89]
Mataichthys asymmetricus[83]
A species of Mataichthys.
Mesogobius chersonesus[68]
A species of Mesogobius.
Minicholepis[90]
Gen et sp. nov
Bulanov, Minikh & Golubev
Russia( Kirov Oblast)
A member of Eurynotoidiformes. The type species is M. primus. Published online in 2023, but the issue date is listed as December 2022.[90]
Myripristis ouarredi[79]
A species of Myripristis.
Neogobius ignotus[68]
A species of Neogobius.
Neogobius uncinatus[68]
Nursallia fenestrata[91]
Capasso
A member of Pycnodontiformes belonging to the family Pycnodontidae.
Odontobutis hayashitokuei[92]
In press
Yabumoto & Zhang
Chojabaru Formation
A species of Odontobutis.
Ophidion tuseti[79]
A species of Ophidion.
Opsodentex mordax[79]
A member of the family Sparidae.
Otarionichthys hofstedtae[76]
A viviparous brotula.
Palaeoargentina[70]
Genus includes new species P. plicata.
Palaeogadus? belli[93]
Stringer & Sloan
Late Cretaceous (Maastrichtian)
Arkadelphia Marl
United States( Arkansas)
A member of the family Merlucciidae.
Paleocharacodon[94]
Caballero-Viñas, Alvarado-Ortega & Cantalice Severiano
Atotonilco El Grande Formation
A member of the family Goodeidae belonging to the subfamily Goodeinae. The type species is P. guzmanae.
Palimphemus cimmerius[68]
A member of the family Gadidae.
Paraclupea pietrarojae[72]
A member of Clupeomorpha belonging to the group Ellimmichthyiformes and the family Paraclupeidae.
Paramacroramphosus[68]
Gen. et sp. et comb. nov
Azerbaijan Crimea
A member of the family Macroramphosidae. The type species is P. pumilis; genus also includes "Оtolithus (inc. sedis)" platessaeformis Pobedina (1956).
Parapristipoma bethensis[79]
A species of Parapristipoma.
Parapsephurus[95]
Hilton et al.
Hell Creek Formation
United States( North Dakota)
A paddlefish. The type species is P. willybemisi.
Parascolopsis septentrionalis[76]
A species of Parascolopsis.
Paroxymetopon[68]
A dartfish. The type species is P. alienus.
Phoebeannaia[96]
Caron et al.
Carboniferous (Bashkirian)
Marsden Formation
An early ray-finned fish, possibly stem-neopterygian. The type species is P. mossae.
Pleuropholis danielae[97]
Brito & Vullo
Pomadasys zemmourensis[79]
A species of Pomadasys.
Pontogobius[68]
Gen. et 3 sp. nov
A goby belonging to the subfamily Gobiinae and to the Benthophilus lineage. The type species is P. ahnelti; genus also includes P. trigonus and P. zonatus.
Pronobythites[77]
Denmark France
A cusk-eel. The type species is P. schnetleri; genus also includes "Neobythites" bozzolo Lin, Nolf & Girone in Lin et al. (2016) and "Neobythites" leonardi Lin, Nolf & Girone in Lin et al. (2016).
Protalbula pentangularis[70]
Protoelops gracilis[70]
Pteralbula polonica[70]
Pugiopsephurus[95]
A paddlefish. The type species is P. inundatus.
Rhamphoichthys[98]
El Hossny et al.
Hesseltal Formation
Germany Italy Lebanon United Kingdom
A member of the family Plethodidae. The type species is R. taxidiotis. El Hossny et al. (2023) also interpret fossils of "Protosphyraena" minor and "Protosphyraena" stebbingi as fossil material of Rhamphoichthys sp., but don't consider these to be valid taxa due to the incompleteness of their fossil material.
Rhamphosus bloti[99]
Calzoni et al.
A member of Syngnathiformes belonging to the group Dactylopteroidei and the family Rhamphosidae.
Rhamphosus brevirostris[99]
Rhamphosus longispinatus[99]
Rhamphosus tubulirostris[99]
Rhynchoconger carnevalei[79]
Miocene (Tortonian) and Pliocene (Zanclean)
A species of Rhynchoconger.
Saurichthys taotie[100]
Fang et al.
Late Triassic (Carnian)
Xiaowa Formation
Announced in 2022; the final article version was published in 2023.
Sciades maldonadonis[101]
Carrillo-Briceño et al.
La Victoria Formation
Colombia
A species of Sciades.
Scomber qirimensis[68]
A species of Scomber.
Scythogobius[89]
Schwarzhans & Bratishko in Schwarzhans, Bratishko & Vernyhorova
A member of the family Gobiidae belonging to the tribe Benthophilini. The type species is S. spissus.
Serrivomer glehni[102]
Nazarkin
Kurasi Formation
Russia( Sakhalin Oblast)
A species of Serrivomer.
Spondyliosoma tingitana[79]
A species of Spondyliosoma.
Stanhopella[103]
Sannine Formation
Lebanon
A member of Pycnodontiformes. The type species is S. elongata.
Surlykus[104]
Schrøder & Carnevale
A member of Argentiniformes. The type is species S. longigracilis.
Thorecichthys fideli[105]
Than-Marchese et al.
Cintalapa Formation
A member of Clupeomorpha belonging to the group Ellimmichthyiformes.
Trachinus maroccanus[79]
A species of Trachinus.
Trachinus wernlii[79]
Trachurus gramensis[76]
A species of Trachurus.
Trachurus insectus[79]
Trachurus reineckei[106]
Hoedemakers in De Schutter et al.
Oligocene (Rupelian)
Boom Formation
Belgium
Treldeichthys[77]
A member of Acanthopterygii of uncertain affinities. The type species is "Caproidarum" madseni Schwarzhans (2007).
Uranoscopus hoedemakersi[79]
A species of Uranoscopus.
Uranoscopus vanhinsberghi[79]
Vango[107]
Gen. et sp. nov.
Murray et al.
Mahajanga Basin
Madagascar
A member of the family Chanidae. The type species is V. fahiny.
Vologdinia[90]
Gen et comb. nov
Poldarsa/Poldarskaya Formation
Russia( Orenburg Oblast Vologda Oblast)
A member of Eurynotoidiformes. The type species is "Isadia" opokiensis Minikh & Andrushkevich (2017). Published online in 2023, but the issue date is listed as December 2022.[90]
Ypsiloichthys[108]
El Hossny & Cavin
A teleost of uncertain affinities. The type species is Y. sibelleae.
Zaiaichthys[109]
A member of the family Monodactylidae. The type species is Z. postalensis; genus also includes Z. watersi.
Zosterisessor pontikapaionensis[68]
A species of Zosterisessor.
Braccodus[134]
Elliott, Challands & Smithson
A lungfish. The type species is B. kerri.
Ceratodus shishkini[135]
Minikh
Triassic
Russia( Orenburg Oblast)
A lungfish. Published online in 2023, but the issue date is listed as December 2022.[135]
Eusthenodon leganihanne[136]
Downs et al.
Catskill Formation
United States( Pennsylvania)
Hyneria udlezinye[137]
Gess & Ahlberg
Witpoort Formation
Janvierpaucidentes[138]
Johanson et al.
Wood Bay Formation
Norway
A lungfish. The type species is J. tuulingi.
Lanarkodus[134]
A lungfish. The type species is L. clarki.
Rhizodopsis rankini[139]
Elliott
A member of the family Megalichthyidae.
Rieppelia[140]
Ferrante & Cavin
Besano Formation
Switzerland
A coelacanth belonging to the family Latimeriidae. The type species is R. heinzfurreri.
Ticinepomis ducanensis[141]
Ferrante et al.
Middle Triassic
Prosanto Formation
A coelacanth belonging to the family Latimeriidae.
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