1953 in paleontology

none 1953 paleontology science 1953 Plants Angiosperms Name Novelty Status Authors Age Type locality Location Notes ImagesHolmskioldia speiriiManchester S.R. 1992 Flowers, fruits and pollen of Florissantia, an extinct malvalean genus from the Eocene and Oligocene of western North America American Journal of Botany 79 9 996–1008 10.2307/2444909 2444909 https://www.researchgate.net/publication/250270253Comb novjr synonym(Lesquereux) MacGinitieLate EoceneFlorissant FormationUnited StatesColoradoA mallow relative. moved from Porana speirii (1883) Moved to Florissantia speirii (1992) thumb|center|upright|Florissantia speirii Dinosaurs NameNoveltyStatusAuthorsAgeType localityLocationNotesImagesBrachylophosaurusSternberg C.H. 1953 A new hadrosaur from the Oldman Formation of Alberta: Discussion of nomenclature National Museum of Canada Bulletin 128 1–12Gen. et sp. nov.ValidSternbergCretaceousCampanianOldman FormationCanada(Alberta)A hadrosaurid The type species is B.canadensisChiayusaurusBohlin, B. 1953. Fossil reptiles from Mongolia and Kansu. Sino-Swedish Exped. Publ. 37: pp. 1-113 (Statens Etnografiska Museum, Stockholm); Gen. et sp. novNomen dubiumFebruary 2025BohlinLate JurassicKalazha FormationChinaAn indeterminate eusauropod The type species is C. lacustrisHeishansaurusGen. et sp. nov.Nomen dubiumBirger BohlinCretaceousCampanianMinhe FormationChinaAn ankylosauridThe type species is H. pachycephalus.MicroceratopsGen. et 2 sp. nov.jr homonymBohlinCretaceousCampanianMinhe FormationChinaA ceratopsian The type species is M. gobiensisGenus also includes M. sulcidens of the Xinminbao GroupGenus name preoccupied by Microceratops Seyrig 1952 Genus renamed Microceratus (2008) PeishansaurusGen. et sp. nov.Nomen dubiumFebruary 2025BohlinCretaceousCampanianMinhe FormationChinaAn ankylosauridThe type species is P. philemysSauroplitesGen. et sp. novValidBohlinCretaceous(Barremian to Aptian)Zhidan GroupChinaA nodosaurid the type species is S. scutigerStegosaurides Gen. et sp. nov.Nomen dubiumFebruary 2025BohlinEarly CretaceousXinminbao GroupChinaA nodosauridThe type species is S. excavatusTroodon bexelliSp. nov.jr synonymBohlinCretaceousTuronianUlansuhai FormationChinaFirst named as a Troodon species Moved to Stegoceras bexelli (1964) Moved to Tylocephale bexelli (1978) Moved to Sinocephale bexelli (2021). Synapsids Non-mammalian Name Status Authors Age Location Notes ImagesAloposauroidesValidBrink and KitchingLate Permian South AfricaSycocephalusjunior synonymBrink and KitchingLate Permian South Africa Zambia References Paleontology Category:1950s in paleontology Paleontology 3