1926 in paleontology explained

Algae

Bacillariophyceae

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Cymbella partita^[1]	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A cymbellaceous diatom
Cymbella sagittarius	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A cymbellaceous diatom
Navicula contendens	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula iridescens	sp nov	jr synonym	Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom Moved to Neidium iridescens (1975)
Navicula pauper	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula pontifica	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula protrudens	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula pseudoaffinis	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula reversa	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Navicula substauroneis	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A naviculaceous diatom
Stauroneis (Navicula) acutissima	sp nov		Mann	Miocene Langhian	Latah Formation Spokane Florule		A stauroneidaceous diatom	thumb|center|upright|Stauroneis acutissima

Plants

Mosses

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Archaeomnium^[2]	Gen et sp nov	jr synonym	Britton	Miocene Langhian	Latah Formation Spokane Florule		A moss of uncertain affiliation Synonymized with Hypnites (1980) The type species is A. patens
Polytrichites	Gen et sp nov	valid?	Britton	Miocene Langhian	Latah Formation Spokane Florule		A possible polytrichaceous moss The type species is P. spokanensis

Conifers

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Libocedrus praedecurrens	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Potlatch Florule		A sandarac species Moved to Fokienia praedecurrens (1959) Moved to Fokieniopsis praedecurrens (1997).^[4] Moved to Tetraclinis salicornioides var. praedecurrens (2000)^[5]
Tumion bonseri	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A plum-yew species Moved to Torreya bonseri (1952) Moved to Cephalotaxus bonseri (1959)

Angiosperms

Monocots

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Arisaema hesperia	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A possible araceous monocot Sometimes had been treated as a jr synonym of Liquidambar pachyphyllum^[6]
Canna? dawsoni	Sp nov	jr synonym	Berry	Eocene	Burrard Formation		A possible cannaceous leaf species synonymized with Cannophyllites magnifolia in 1949^[7]

Superasterids - basal

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Diospyros andersonae	Sp nov	Jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A persimmon leaf species Synonymized into Diospyros oregoniana (1959)
Diospyros dawsoni	Sp nov		Berry	Eocene Ypresian	Okanagan Highlands Chu Chua Formation		A persimmon leaf species
Diospyros? microcalyx	Sp nov	Jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a persimmon calyx species Moved to Porana microcalyx (1929)^[8]
Vaccinium salicoides	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a huckleberry leaf species Synonymized into Vaccinium americanum (1929) Resurrected as a species of uncertain affinity (1959)

Superrosids - Fabids

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Alnus cremastogynoides^[9]	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		An alder leaf species
Alnus crispoides	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		An alder leaf species
Betula bryani	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a birch leaf species Synonymized into Alnus fairi (1937)^[10]
Betula fairii	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a birch leaf species Moved to Alnus fairi (1966)^[11]
Betula? largei	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a birch leaf species Synonymized into Alnus fairi (1937) Resurrected and moved to Alnus largei (1966)
Betula nanoides	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a birch leaf species Synonymized into Alnus fairi (1934)^[12]
Betula parvifolia	Sp nov	jr synonym	Berry	Eocene Ypresian	Chu Chua Formation		First named as a birch leaf species Moved to Alnus parvifolia (1987)^[13]
Betula thor	Sp nov	valid	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a birch leaf species Synonymized into Betula heteromorpha (1937) Resurrected as Betula thor (1959)
Celastrophyllum pugetensis	Sp nov		Berry	Eocene	Burrard Formation		A possible celastraceous leaf species
Celastrus fernquisti	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a Celastrus leaf species Synonymized into Alnus fairi (1937)
Cercis? spokanensis	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a redbud fruit species Moved to Caesalpinia spokanensis (1991)^[14]
Comptonia predryandroides	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		A myricaceous leaf species
Ficus? johnstoni	Sp nov		Berry	Eocene	Burrard Formation		A possible moraceous leaf species
Ficus? washingtonensis	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as an fig leaf species Synonymized into Cercis spokanensis (1937) Synonymized into Exbucklandia oregonesis (1946)^[15]
Hicoria dawsoni	Sp nov	jr synonym	Berry	Eocene Ypresian	Chu Chua Formation		A punitive hickory leaf species Moved to Carya dawsoni in 1952
Hicoria stanleyanum	comb nov	jr synonym	(Dawson) Berry	Eocene	Burrard Formation		A punitive hickory leaf species Moved from Dryophyllum stanleyanum (1895) Moved to Carya stanleyanum in 1952
Juglans nigelloides	Sp nov		Berry	Eocene	Burrard Formation		A juglandaceous leaf species
Leguminosites johnstoni	Sp nov		Berry	Eocene Ypresian	Burrard Formation		A legume leaf morphospecies.
Meibomites lucens	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a Meibomites leaf species Synonymized into Cercis spokanensis (1937) Synonymized into Exbucklandia oregonesis (1946)
Myrica uglowi	Sp nov	Jr synonym	Berry	Eocene Ypresian	Chu Chua Formation		A myricaceous leaf species synonymized with Bohlenia insignis in 1987.
Populus acuminatafolia	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		A cottonwood leaf species
Populus fairii	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a cottonwood leaf species Synonymized with Zizyphoides auriculata (1991)^[16]
Populus heteromorpha	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a cottonwood leaf species Synonymized with Zizyphoides auriculata (1991)
Populus washingtonensis	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a cottonwood leaf species Moved to Vitus washingtonensis (1937)
Prunus rustii	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as a cherry leaf species Synonymized into Alnus corallina (1937) Synonymized into Alnus hollandiana (1959)
Quercus chaneyi	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		An oak leaf species Synonymized with Quercus simulata (1929)^[17]
Quercus cognatus	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		An oak leaf species Synonymized with Quercus payettensis (1937)
Quercus obtusa	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		An oak leaf species Synonymized with Quercus payettensis (1937)
Quercus praenigra	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		An oak leaf species Synonymized with Quercus payettensis (1937)
Quercus rustii	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		An oak leaf species Synonymized with Quercus payettensis (1937)
Quercus spokanensis	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		First named as an oak leaf species Synonymized with Castanea orientalis (1929) Resurrected as Castanea spokanensis (1959)
Quercus uglowi	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		A oak leaf species
Rhamnus kitsilaniana	Sp nov		Berry	Eocene	Burrard Formation		A buckthorn leaf morphospecies.
Salix bryani	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A willow leaf species Synonymized into Salix florissanti (1934) Synonymized into Salix hesperia (1959)
Salix inquirenda	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A willow leaf species Synonymized into Salix hesperia (1944)^[18]
Salix remotidens	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A willow leaf species Synonymized into Salix hesperia (1944)
Sophora alexanderi	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A Sophora leaf species Synonymized into Sophora spokanensis (1937)
Sophora spokanensis	Sp nov		Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A Sophora leaf species
Sorbus decorifolia	Sp nov		Berry	Eocene Ypresian	Chu Chua Formation		A punitive mountain ash leaf species
Ulmus columbianus	sp nov	jr homonym	Berry	Eocene Ypresian	Chu Chua Formation		An elm leaf species Name preoccupied by Ulmus columbianus Penhallow (1907) Moved to Ulmus chuchuanus in 1952.
Ulmus fernquisti	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as an elm leaf species Synonymized into Zelkova oregoniana (1937) Moved to Zelkova browni (1977)^[19]

Superrosids - Malvids

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Acer chaneyi^[20]	Sp nov	Valid	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A maple species
Malva? hesperia	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a possible mallow fruit species Synonymized with Nordenskioldia interglacialis (1991)

Angiosperms - other

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Carpites boraginoides	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A fruit or seed of uncertain affinity Suggested to possibly be boraginaceous or malvaceous
Carpites ginkgoides	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A fruit or seed of uncertain affinity Strongly similar to modern Ginkgo biloba fruits.
Carpites magnifica	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A fruit or seed of uncertain affinity Moved to Nyssa magnifica (1929)
Carpites menthoides	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a fruit of uncertain affinity Synonymized into Nordenskioldia interglacialis (1991)
Carpites paulownia	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Coeur d'Alene Florule		A fruit or seed of uncertain affinity Synonymized into Gordonia hesperia (1937) Synonymized into Gordonia idahoensis (1959)
Carpites polygonoides	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		A fruit or seed of uncertain affinity Reminiscent of Rumex fruits
Carpites spokanensis	Sp nov	valid?	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		Seed or other reproductive organs of uncertain affinity Brown (1937) suggested as bud scales
Phyllites amplexicaulis	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a fruit of uncertain affinity Synonymized with Nordenskioldia interglacialis (1991)
Phyllites crustacea	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a leaf of uncertain affinity Synonymized into Zelkova oregoniana (1937) Synonymized into Quercus simulata (1959)
Phyllites pardeei	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a leaf of uncertain affinity Moved to Philadelphus pardeei (1937)
Phyllites peculiaris	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a leaf of uncertain affinity Synonymized into Philadelphus pardeei (1937)
Phyllites relatus	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a leaf of uncertain affinity Moved to Alnus relatus (1937)
Phyllites sophoroides	Sp nov	jr synonym	Knowlton	Miocene Langhian	Latah Formation Spokane Florule		First named as a leaf of uncertain affinity Moved to Vaccinium sophoroides (1937)

Dinosaurs

Newly named dinosaurs

Data courtesy of George Olshevsky's dinosaur genera list.^[23]

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Proceratosaurus^[24]	Gen et comb nov.	Valid	von Huene	Middle Jurassic Bathonian	Forest Marble Formation		A proceratosaurid tyrannosauroid The type species is Megalosaurus bradleyi.
Rhoetosaurus^[25]	Gen. et sp nov.	Valid	Longman	Middle Jurassic Oxfordian	Walloon Coal Measures		A basal gravisaurian sauropod. The type species is R. brownei.

Synapsids

Non-mammalian

Name	Novelty	Status	Authors	Age	Unit	Location	Notes	Images
Chiwetasaurus		Junior synonym	Haughton	Late Permian Lopingian	Beaufort Group Cistecephalus Assemblage Zone	South Africa	A junior synonym of Gorgonops.
Dixeya		Junior synonym	Haughton	Late Permian	Teekloof Formation Tropidostoma Assemblage Zone	South Africa	A junior synonym of Aelurognathus.

Notes and References

1. Mann . A. . 1926 . The fossil diatom deposit at Spokane. In: Flora of the Latah Formation of Spokane, Washington, and Coeur d'Alene, Idaho . Shorter contributions to general geology, 1925 . Professional Paper . United States Geological Survey . 140 . 51-55, plates XXX-XXXI . 10.3133/pp140A .
2. Knowlton . F.H. . 1926 . Flora of the Latah Formation of Spokane, Washington, and Coeur d'Alene, Idaho . Shorter contributions to general geology, 1925 . Professional Paper . United States Geological Survey . 140 . 17-55, plates VIII-XXXI . 10.3133/pp140A .
3. Book: Chaney . R. . Axelrod . D. . 1959 . Miocene Floras of the Columbia Plateau: Part II. Systematic Considerations, by Ralph W. Chaney and Daniel I. Axelrod . Carnegie Institution of Washington . 1–226.
4. Meyer . H. W. . Manchester . S. R. . 1997 . The Oligocene Bridge Creek flora of the John Day Formation, Oregon . University of California Press . 99 . 0520098161 . 2021-03-28.
5. Kvaček . Z. . Manchester . S. . Schorn . H. . 2000 . Cones, seeds, and foliage of Tetraclinis salicornioides (Cupressaceae) from the Oligocene and Miocene of western North America: a geographic extension of the European Tertiary species . International Journal of Plant Sciences . 161 . 2 . 331–344. 10.1086/314245 . 10777457 .
6. Book: LaMotte . R.S. . 1952 . Catalogue of the Cenozoic plants of North America through 1950 . Geological Society of America Memoirs . . 51 . 10.1130/MEM51.
7. Book: LaMotte . R.S. . 1952 . Catalogue of the Cenozoic plants of North America through 1950 . Geological Society of America Memoirs . . 51 . 10.1130/MEM51.
8. Berry . E. W. . 1929 . Shorter contributions to general geology, 1928 . A revision of the flora of the Latah Formation . Professional Paper . United States Geological Survey . 10.3133/pp154h . free . 154-H . 225–265 .
9. Berry . E. . 1926 . Tertiary floras from British Columbia . Geological series; Contributions to Canadian Paleontology . 91–116 . Geological Survey of Canada . Ottawa, Canada . 10.4095/293661.
10. Brown . R. W. . 1937 . Additions to some fossil floras of the Western United States . Professional Paper . United States Geological Survey . 186 . 163–206 . 10.3133/pp186J .
11. Wolfe . J.A. . 1966 . Tertiary plants from the Cook Inlet region, Alaska . Professional Paper . United States Geological Survey . 398B . 1–32 . 10.3133/pp398B . free .
12. Berry . E. W. . 1934 . Miocene plants from Idaho . Professional Paper . United States Geological Survey . 185 . 97–125 . 10.3133/pp185E .
13. Wolfe . J.A. . Wehr . W.C. . 1987 . Middle Eocene dicotyledonous plants from Republic, northeastern Washington . Bulletin . United States Geological Survey . 1597 . 1–25 . 10.3133/b1597 . free .
14. Herendeen . P. S. . Dilcher . D. L. . 1991 . Caesalpinia subgenus Mezoneuron (Leguminosae, Caesalpinioideae) from the Tertiary of North America . American Journal of Botany . 78 . 1 . 1–12. 2445223 . 10.1002/j.1537-2197.1991.tb12566.x.
15. Brown . R.W. . 1946 . Alterations in some fossil and living floras . Journal of the Washington Academy of Sciences . 36 . 10 . 344–355.
16. Manchester . S. R. . Crane . P. R. . Dilcher . D. L. . 1991 . Nordenskioldia and Trochodendron fruits (Trochodendraceae) from the Miocene of northwestern North America. . Botanical Gazette . 152 . 357–368 . 10.1086/337898. 84230472 .
17. Berry . E. W. . 1929 . Shorter contributions to general geology, 1928 . A revision of the flora of the Latah Formation . Professional Paper . United States Geological Survey . 10.3133/pp154h . free . 154-H . 225–265 .
18. Condit . C. . 1944 . The Remington Hill flora . Carnegie Institution of Washington Publication . 553 . 2 . 21–55.
19. Tanai . T. . Wolfe . J.A. . 1977 . Revisions of Ulmus and Zelkova in the middle and late Tertiary of western North America . Professional Paper . United States Geological Survey . 1026 . 1–14 . 10.3133/pp1026 . free .
20. Wolfe . J.A. . Tanai . T. . 1987 . Systematics, Phylogeny, and Distribution of Acer (maples) in the Cenozoic of Western North America . Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and Mineralogy . 22 . 1 . 1–246 .
21. A classification of the toothlike fossils, conodonts, with descriptions of American Devonian and Mississippian species. EO Ulrich and RS Bassler, 1926
22. Piveteau, J. 1926. Contribution to the Study of the Lagoonal Formations of Northwest Madagascar. Bull. Soc. Géol. Fr. (4), XXVI: p. 3.
23. Web site: Olshevsky . George . Dinogeorge's Dinosaur Genera List . 2008-08-07 . 2011-07-15 . https://web.archive.org/web/20110715102453/http://www.polychora.com/dinolist.html . dead .
24. Huene. F.. 1926a. On several known and unknown reptiles of the order Saurischia from England and France. Annals and Magazine of Natural History. 9. 17. 473–489. 10.1080/00222932608633437 .
25. Longman. H.A.. 1926. A giant dinosaur from Durham Downs, Queensland. Memoirs of the Queensland Museum. 8. 183–194.