# 2011 in paleoichthyology
## Fishes
### Newly named jawless vertebrates

| Name | Novelty | Status | Authors | Age | Unit | Location | Notes |
| Althaspis tarloi | sp. | Valid | Voichyshyn | Early Devonian | Dniester Formation | Ukraine | A heterostracan |
| Djurinaspis secunda | sp. | Valid | Voichyshyn | Early Devonian | Tyver Formation | Ukraine | A heterostracan |
| Lechriaspis | Gen. et sp. | Valid | Elliott Petriello | Early Devonian | Water Canyon Formation | USA | A heterostracan |
| Palanasaspis | Gen. et sp. | Valid | Voichyshyn | Early Devonian | Dniester Formation | Ukraine | A heterostracan |
| Podolaspis danieli | sp. | Valid | Voichyshyn | Early Devonian | Dniester Formation | Ukraine | A heterostracan |
| Poraspis thomasi | Species | Valid | Elliott Petriello | Early Devonian | Lost Burro Formation | USA | A heterostracan |
| Semipodolaspis | Gen. et sp. | Valid | Voichyshyn | Early Devonian | Tyver Formation | Ukraine | A heterostracan |
| Shuyu | Gen. et comb. | Valid | Gai Donoghue et al. | Late Telychian/Early Wenlock | Maoshan Formation | China | The basalmost known eugaleaspidiform galeaspid. |
| Zenaspis kasymyri | sp. | Valid | Voichyshyn | Early Devonian | Dniester Formation | Ukraine | A osteostracan |

### Newly named acanthodian

| Name | Novelty | Status | Authors | Age | Unit | Location | Notes | Images |
| Nerepisacanthus | Gen. et sp. | Valid | Burrow | ?Telychian/Ludlow | Cunningham Creek Formation | Canada | An acritolepid ischnacanthiform. | |

### Newly named placoderms

| Name | Status | Authors | Age | Unit | Location | Notes | Images |
| Arabosteus | Valid | Olive et al. | Early Devonian | Jauf Formation | Saudi Arabia | A member of Acanthothoraci. The type species is Arabosteus variabilis. | |
| Draconichthys elegans | Valid | Rücklin | Frasnian | Anti-Atlas Mountains | Morocco | A piscivorous selenosteid arthrodire | |

### Newly named cartilaginous fishes

| Name | Novelty | Status | Authors | Age | Unit | Location | Notes |
| Cederstroemia ziaensis | Species | Valid | Bourdon et al. | Late Cretaceous (Santonian) | Point Lookout Sandstone | United States | A carpet shark, a species of Cederstroemia. |
| Dwardius sudindicus | Species | Valid | Underwood Goswami et al. | Early Cenomanian | Karai Formation | India | An otodontid. |
| Eorhinoptera | Gen. et sp. nov | Valid | Case, Cook & Wilson | Early Eocene (Ypresian) | Fishburne Formation | United States | A stingray related to the genus Rhinoptera. The type species is Eorhinoptera grabdai. |
| Ertychius | Gen. et sp. nov | Valid | Ginter, Hairapetian & Grigoryan | Devonian (early Famennian) | | Armenia | A ctenacanthiform. The type species is Ertychius intermedius. |
| Fayolia sharovi | Species | Valid | Fischer Voigt et al. | Middle/Late Triassic | Madygen Formation | Kyrgyzstan | Egg capsules of a probable xenacanthid. |
| Gladioserratus | Gen. et comb. et sp. nov | Valid | Underwood Goswami et al. | Cretaceous (Hauterivian) to Paleocene (Danian) or possibly even early Eocene | | Australia  Denmark  France  India  United Kingdom | A cow shark, a new genus for "Notidanus" aptiensis (Pictet, 1865). Genus also contains a new species Gladioserratus magnus; it might also contain Eocene species "Notorynchus" serratissimus Agassiz (1843). |
| Karksiodus | Gen. et sp. nov | Valid | Ivanov, Märss & Kleesment | Devonian (Givetian) | | Estonia | A member of Elasmobranchii of uncertain phylogenetic placement. The type species is Karksiodus mirus. |
| Kawichthys | Gen. et sp. | Valid | Pradel Tafforeau et al. | Late Virgilian | Douglas Group | USA | A symmoriiform. |
| Lissodus lusavorichi | Sp. nov | Valid | Ginter, Hairapetian & Grigoryan | Devonian (late Famennian) | | Armenia  Iran | A lonchidiid hybodontiform, a species of Lissodus. |
| Lonchidion ferganensis | Species | Valid | Fischer Voigt et al. | Middle/Late Triassic | Madygen Formation | Kyrgyzstan | A hybodontid shark. |
| Moerigaleus | Gen. et sp. nov | Valid | Underwood & Ward | Late Eocene | | Egypt | A hemigaleid. The type species is Moerigaleus vitreodon. |
| Palaeoxyris alterna | Species | Valid | Fischer Voigt et al. | Middle/Late Triassic | Madygen Formation | Kyrgyzstan | A hybodontid shark. |
| Ptychodus atcoensis | Species | Valid | Hamm Cicimurri | Late Cretaceous (early Coniacian) | Atco Formation | United States | A species of Ptychodus. |
| Pueblocarcharias | Gen. et sp. nov | Valid | Bourdon et al. | Late Cretaceous (Santonian) | Point Lookout Sandstone | United States | A sand shark. The type species is Pueblocarcharias kawaikensis. |
| Reginaselache | Gen. et sp. | Valid | Turner Burrow | Middle Viséan | Ducabrook Formation | Australia | A xenacanthiform. |
| Scapanorhynchus puercoensis | Sp. nov | Valid | Bourdon et al. | Late Cretaceous (Santonian) | Point Lookout Sandstone | United States | A mitsukurinid, a species of Scapanorhynchus. |
| Scindocorax | Gen. et sp. nov | Valid | Bourdon et al. | Late Cretaceous (Santonian) | Point Lookout Sandstone | United States | An anacoracid. The type species is Scindocorax novimexicanus. |
| Tassiliodus | Gen. et sp. | Valid | Derycke Goujet | Emsian, Devonian | | Algeria | A euselachian. |
| Texatrygon stouti | Sp. nov | Valid | Bourdon et al. | Late Cretaceous (Santonian) | Point Lookout Sandstone | United States | A relative of Ptychotrygon and sclerorhynchids, a species of Texatrygon. |

### Newly named bony fishes

| Name | Novelty | Status | Authors | Age | Unit | Location | Notes |
| Apogon dominans | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A cardinalfish, a species of Apogon. |
| "genus aff. Apogon" viaboadai | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A cardinalfish related to members of the genus Apogon. |
| Apricenaichthys | Gen. et sp. nov | Valid | Taverne | Late Cretaceous (Santonian) | | Italy | A beardfish. The type species is Apricenaichthys italicus. |
| Araripichthys weberi | Species | Valid | Alvarado-Ortega Brito | Albian | Tlayúa Formation | Mexico | An elopocephalan, a species of Araripichthys. |
| Arius subtilis | Sp. nov | Valid | Schwarzhans Bratishko | Late Cretaceous (Maastrichtian) and Paleocene (Danian and Selandian) | | Ukraine  United States | An ariid catfish, a species of Arius. |
| Astroscopus countermani | Species | Valid | Carnevale, Godfrey & Pietsch | Miocene (Tortonian) | St. Marys Formation | United States | A stargazer, a species of Astroscopus. |
| Aulorhamphus chiarasorbiniae | Sp. nov | Valid | Tyler & Bannikov | Eocene | Monte Bolca locality | Italy | An aulorhamphid gasterosteiform, a species of Aulorhamphus. |
| Beishanichthys | Gen. et sp. | Valid | Xu Gao | Early Triassic | | China | A scanilepiform. |
| Belonostomus lamarquensis | Sp. nov | Valid | Bogan Taverne Agnolin | Late Cretaceous (Campanian-Maastrichtian) | Allen Formation | Argentina | An aspidorhynchiform. |
| Bourbonnella jocelynae | Species | Valid | Mickle | Carboniferous | Manning Canyon Shale Formation | USA | An aeduellid. |
| "genus Bythitidarum" rozenbergi | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A viviparous brotula of uncertain generic assignment. |
| Caucasichthys | Gen. et sp. | Valid | Bannikov Carnevale Parin | Bartonian | | Russia | A perciform. |
| Centroberyx anguinicauda | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Berycidae, a species of Centroberyx. |
| Chaetodipterus steurbauti | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A spadefish, a species of Chaetodipterus. |
| Chlorophthalmus udovichenkoi | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A greeneye, a species of Chlorophthalmus. |
| Dapedium stollorum | Species | Valid | Thies Hauff | Early Toarcian | | Germany | A species of Dapedium. |
| "genus Epigonidarum" tyassminensis | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A deepwater cardinalfish of uncertain generic assignment. |
| Fierasferoides bucculentus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A pearlfish, a species of Fierasferoides. |
| Gadophycis serratus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A cusk-eel, a species of Gadophycis. |
| Guntherichthys | Gen. et sp. | Valid | Mickle | Carboniferous | Manning Canyon Shale Formation | USA | A ’palaeoniscoid’. |
| Gwawinapterus | Gen. et sp. | Valid | Arbour Currie | Campanian | Northumberland Formation | Canada | Initially thought to be an istiodactylid pterosaur, but subsequently reinterpreted as an indeterminate saurodontid fish. |
| Habroichthys broughi | Sp. nov | Valid | Lin et al. | Middle Triassic (Anisian) | Guanling Formation | China | A member of Peltopleuriformes belonging to the family Habroichthyidae. |
| "genus Haemulidarum" makarenkoi | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A grunt of uncertain generic assignment. |
| Heteroconger astroblematicus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Congridae, a species of Heteroconger. |
| "genus Holocentridarum" ryabchuni | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Holocentridae of uncertain generic assignment. |
| Huashancyprinus | Gen. et sp. nov | Valid | Chen Chang | Oligocene | Ningming Formation | China | A member of Cyprinidae. The type species is H. robustispinus. |
| Laccognathus embryi | Species | Valid | Downs Daeschler et al. | Frasnian | Fram Formation | Canada | A porolepiform sarcopterygian. |
| Lecceclupea | Gen. et sp. nov | Valid | Taverne | Late Cretaceous (Campanian-Maastrichtian boundary) | | Italy | A member of Clupeidae belonging to the subfamily Pellonulinae and the tribe Ehiravini. The type species is Lecceclupea ehiravaensis. |
| "genus Leiognathidarum" tashlikensis | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A ponyfish of uncertain generic assignment. |
| Lepidotes pankowskii | Species | Valid | Forey López-Arbarello MacLeod | Cenomanian | Kem Kem Group | Morocco | Originally described as a species of Lepidotes; subsequently made the type species of a separate genus Adrianaichthys. |
| Leufuichthys | Gen. et sp. | Valid | Gallo Calvo Kellner | Turonian/Coniacian | Portezuelo Formation | Argentina | A clupeomorph. |
| Maorigadus ukrainicus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Gadiformes of uncertain phylogenetic placement, related to the family Muraenolepididae; a species of Maorigadus. |
| Mene iberica | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A species of Mene. |
| "genus Merlucciidarum" antiquus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Merlucciidae of uncertain generic assignment. |
| Mimipiscis | Nom. nov. | Valid | Choo | Upper Devonian | Gogo Formation | Australia | A new generic name for Mimia Gardiner & Bartram (1977). The type species is Mimipiscis toombsi (Gardiner & Bartram 1977). |
| Mimipiscis bartrami | Species | Valid | Choo | Upper Devonian | Gogo Formation | Australia | A second species of Mimipiscis. |
| Neocybium parvidentatum | Species | Valid | Monsch Bannikov | Eocene (Bartonian) | | Kazakhstan | A Spanish mackerel, a species of Neocybium. |
| Ogilbia luzanensis | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Danian to Selandian) | | Denmark  Greenland  Ukraine | A viviparous brotula, a species of Ogilbia. |
| Onuxodon yebraensis | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A pearlfish, a species of Onuxodon. |
| Pardachirus izarrae | Sp. nov | Valid | Brzobohatý Nolf | Eocene (Bartonian) | | Spain | A sole, a species of Pardachirus. |
| Pavarottia | Gen. et sp. nov | Valid | Bannikov & Zorzin | Eocene | Monte Bolca locality | Italy | A member of Percoidei of uncertain phylogenetic placement. The type species is Pavarottia lonardonii. |
| Pesciarhamphus | Sp. nov | Valid | Tyler & Bannikov | Eocene (Ypresian or Lutetian) | Monte Bolca locality | Italy | An aulorhamphid gasterosteiform. The type species is Pesciarhamphus carnevalei. |
| Pietschellus | Gen. et sp. | Valid | Bannikov Carnevale | Ypresian | Monte Bolca | Italy | A percomorph. |
| Robertannia | Gen. et sp. nov | Valid | Bannikov | Eocene | Monte Bolca locality | Italy | A member of Percoidei of uncertain phylogenetic placement, related to Hendrixella grandei. The type species is Robertannia sorbiniorum. |
| Scheenstia | Gen. et sp. | Valid | López-Arbarello Sferco | Late Jurassic | | Germany | A semionotiform. |
| Sharfia | Gen. et sp. | Valid | Pietsch Carnevale | Eocene (late Ypresian) | Monte Bolca locality | Italy | A goosefish. The type species is Sharfia mirabilis. |
| Sinosaurichthys | Gen. et 3 sp. | Valid | Wu Sun et al. | Anisian | Guanling Formation | China | A saurichthyid. |
| Sorbinichthys africanus | Species | Valid | Murray Wilson | Cenomanian or Turonian | Akrabou Formation | Morocco | A species of Sorbinichthys. |
| "genus Sparidarum" spatiatus | Sp. nov | Valid | Schwarzhans Bratishko | Paleocene (Selandian) | | Ukraine | A member of Sparidae of uncertain generic assignment. |
| Spinofacia | Gen. et sp. | Valid | Mickle | Carboniferous | Manning Canyon Shale Formation | USA | A ’palaeoniscoid’. |
| Steurbautichthys | Gen. et comb. nov | Valid | Taverne | Middle Jurassic (Aalenian to Bathonian) | Stanleyville Formation, Songa Limestones | Democratic Republic of the Congo | A relative of Ankylophorus; a new genus for "Pholidophorus" aequatorialis de Saint-Seine & Casier (1962). |
| Tarkus | Gen. et sp. nov | Valid | Carnevale Pietsch | Eocene (late Ypresian) | Monte Bolca locality | Italy | A member of Ogcocephalidae. The type species is Tarkus squirei. |