Plants Basal eudicots Proteales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesLangeriagen et sp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationFirst described as a witch-hazel genus The type species is L. magnificaMacginitieaGen et comb novValidWolfe & WehrPaleoceneFort Union FormationA platanaceous genusThe type species is Liquidambar gracile (1872)
Superasterids Cornales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesTsukadagen et sp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA dove-tree relativeThe type species is T. davidiifolia
Santalales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesSchoepfia republicensisComb novValid(Lamotte) Wolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationCornus acuminata Berry, 1929First suggested to be a Schoepfia relative, Moved from Cornus republicensis 1944
Superrosids Fagales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesAlnus parvifoliaComb novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationAn alder speciesMoved from Betula parvifolia (1926)Betula leopoldaesp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA birch speciesCarya washingtonensissp novValidManchesterMioceneLanghianBadger Pocket-Squaw Creek, Wanapum Basaltsdescribed from one of the oldest rodent nut caches knownFagopsis undulataComb novValid(Knowlton) Wolfe & WehrPaleoceneLangford FormationA fagaceous speciesMoved from Fagus undulata (1899)
Malvales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesTilia johnsonisp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA linden species
Rosales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesPhotinia pageaesp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA Photinia species
Sapindales Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesAcer alaskenseSect and sp novValidWolfe & TanaiLatest PaleoceneChickaloon FormationOldest Acer sp in Alaska; Only species of the section AlaskanaAcer ashwillisp novValidWolfe & Tanaiearly OligoceneJohn Day Formation extinct member of section GinnalaAcer brownisp novValidWolfe & Tanaiearly - Middle MioceneCollawash flora and several other floras extinct member of section ParvifloraAcer castorrivularissp novValidWolfe & TanaiLate EoceneBeaver Creek Floraextinct member of section MacranthaAcer clarnoensesp novValidWolfe & TanaiLate EoceneJohn Day Formation extinct member of section MacranthaAcer dettermanisp novValidWolfe & TanaiLate Eocene - early OligoceneMeshik Volcanicsextinct member of section MacranthaAcer douglasensesect and sp novValidWolfe & Tanaiearly EoceneWest Foreland FormationOnly species of the section DouglasaAcer eonegundoSp. nov.validWolfe & TanaiMiddle-Late Eocene"Bull Run" Floraextinct species of Acer sect. Negundo Acer ferrignoisp novvalidWolfe & TanaiLate MioceneLolo pass floraMember of Acer Section RubraAcer hillsisp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsKlondike Mountain Formationone of two species in the extinct section StewartaAcer ivanofensesp novValidWolfe & TanaiLatest Eocene - Early OligoceneMeshik Volcanicsextinct member of section GlabraAcer kenaicumsp novValidWolfe & TanaiOligoceneTsadaka Formation & Tyonek Formationextinct member of section RubraAcer latahensesp novValidWolfe & Tanaiearly - Late MioceneLatah Formationextinct member of Acer section MacranthaAcer lincolnenseSp. nov.validWolfe & TanaiLate Eocene Beaver Creek FloraA possible member of Acer sect. CissifoliaAcer republicenseSect and sp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsKlondike Mountain Formationtype and only species in the extinct section RepublicaAcer rouseisp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsAllenby Formationonly species in the extinct section RouseaAcer smileyisp novValidWolfe & TanaiLate Oligocene - Middle MioceneClarkia and other formationsextinct member of section ParvifloraAcer stewartisp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsAllenby Formationone of two species in the extinct section StewartaAcer stonebergaesp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsAllenby Formationone of three species in the extinct section ToradaAcer taggartisp novvalidWolfe & TanaiMiddle MioceneMascall FormationMember of Acer Section RubraAcer taurocursumsp novValidWolfe & TanaiLate EoceneBull Run Floraextinct member of section RubraAcer toradensesp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsKlondike Mountain Formationone of three species in the extinct section ToradaAcer trainisp novValidWolfe & TanaiEarly to middle MioceneTrout Creek floraextinct member of section GlabraAcer washingtonenseSect and sp novValidWolfe & TanaiEoceneYpresianOkanagan HighlandsKlondike Mountain Formationtype species in the extinct section ToradaAcer whitebirdenseComb novValid(Ashlee) Wolfe & TanaiMiddle MioceneWhite Bird Floramember of Acer section RubraBarghoorniagen et sp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA burseraceous genus The type species is B. oblongifoliaBohleniagen et comb novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationComptonia insignis auct. non Lesquereux. Berry, 1929A sapindaceous genusThe type species is Bohlenia americana (1935) (in part) Also includes Bohlenia insignis (1937)Rhus malloryisp novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationA sumac relativeSplit into four species in 2019
incertae sedis Name Novelty Status Authors Age Unit Location Synonymized taxa Notes ImagesPrincetoniaGen et sp novValidStockeyEoceneYpresianOkanagan HighlandsPrinceton ChertAn angiosperm flower genus of uncertain affiliation.The type species is P. allenbyensisRepublicagen, sp, et comb novValidWolfe & WehrEoceneYpresianOkanagan HighlandsKlondike Mountain FormationAn incertae sedis angiospermpossibly of Hamamelididae affiliations Type species R. hickeyi. Genus also includes Dicotylophyllum kummerensis (1977) and Dicotylophyllum litseafolia (1969)
Molluscs
Newly described bivalves Name Novelty Status Authors Age Unit Location Notes ImagesTuarangia gravgaerdensissp novvalidBerg-MadsenMiddle CambrianBornholmsecond Tuarangia species named
Arthropods
Newly described arachnids Name Novelty Status Authors Age Unit Location Notes Images Attercopusgen et sp nov ValidShear et al. GivetianGilboa, New Yorkone of the oldest spiders
Newly described crustaceans
Name Novelty Status Authors Age Unit Location Notes Images Homarus morrisiSp nov ValidQuayle Ypresian–Bartonian
Newly described insects
Name Novelty Status Authors Age Unit Location Notes Images BaikurisGen et sp nov ValidDlussky SantonianTaimyr amberA sphecomyrmine ant. Two species B. mandibularis and B. mirabilisSapho armissaniSp nov.ValidNelStampianNarbonne BasinA Calopterygid damselfly.
Reptiles Archosauromorphs Stokes suggests that sauropods recycled their gastroliths and chose them based on brightness of color.Sanders, F.; Manley, K.; & Carpenter, K. 2001. Gastroliths from the Lower Cretaceous sauropod *Cedarosaurus weiskopfae*. pp. 166-180. In: First Argentinosaurus bone found.
Newly described dinosaurs Name Novelty Status Authors Age Unit Location Notes Images AeolosaurusPowell, J.E. 1987. The Late Cretaceous Fauna of Los Alamitos, Patagonia, Argentina. Part VI - the Titanosaurids: Revista del Museo Argentino de Ciencias Naturales <<Bernardion Rivadavia>>, Instituto National de Investigacion de las Ciencias Naturales, Paleontologia, tomo III, n. 3, pp. 147-153.gen et sp novValid taxonPowellLate CretaceousAngostura Colorada FormationA titanosaurianAragosaurusSanz, J.L., A.D. Buscalioni, M.L. Casanovas, and J.V. Santafé. 1987. Dinosaurios del Creticico inferior de Galve (Teruel Espania). Estud. Geol. Vol. Extraord. Galve-Tremp.: pp.45-64.Gen et sp novValid taxonSanz, Buscalioni, Casanovas-Cladellas, & SantaféHauterivian-BarremianBorogoviagen et sp novValid taxonOsmólskaLate Cretaceous"Clevelanotyrannus"Bakker, Williams & Currie, 1987 (Weishampel et al. 1990 cite Bakker, R.T., M. Williams, and P. Currie. 1988. Nanotyrannus, a new genus of pygmy tyrannosaur, from the latest Cretaceous of Montana. Hunteria 1: pp. 1-30.) vide Currie, P.J. 1987. Theropods of the Judith River Formation of Dinosaur Frovincial Park, Alberta. in: Currie, P.J. E.H. Koster (eds.), 4th Symp. Mesozoic Terr. Ecosyst. Short Paper, Tyrrell Mus. Palaeontol., Drumheller, Alberta [Clevelanotyrannus citation in bibliography]: pp. 52-60.gen et sp novNomen nudumBakker, Williams & Currie vide: CurrieLate CretaceousLance Formationdetermined to be a junior synonym of Nanotyrannus"Jiangjunmiaosaurus"nomen nudumAnonymousMiddle Jurassic Shishugou FormationJunior synonym of MonolophosaurusMaleevusTumanova, T.A. 1987. The armored dinosaurs of Mongolia. Joint Soviet-Mongolian Paleontol. Expedition Trans. 32: pp. 1-80.gen et sp novValid taxonTumanovaLate Cretaceous PseudolagosuchusGen et sp novValid taxonArcucciLadinian (Middle Triassic)Chañares Formationpossibly a jr synonym of Lewisuchus Ugrosaurusgen et sp novJunior synonymCobabe & David FastovskyLate CretaceousHell Creek FormationJunior synonym of Triceratops"Unicerosaurus"Nomen nudumBaugh vide: ArmstrongGlen Rose, Texas?Possibly a Fish neural spine, never formally describedWalkeriaChatterjee, S. 1987. A new theropod dinosaur from India with remarks on the Gondwana-Laurasia connection in the Late Triassic. In: Gondwana Six: Stratigraphy Sedimentology and Paleontology (G.D. McKenzie, Ed.). Geophysical Monogr. No. 41: pp. 183-189.gen et sp novname preoccupiedChatterjeeLate TriassicMaleri FormationName preoccupied by a bryozoan. Renamed Alwalkeria in 1994.
Newly named birds