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Fabrosaurus

Fabrosaurus (/ˌfæbrəˈsɔːrəs/[1] FAB-rə-SOR-əs) is a dubious extinct genus of ornithischian dinosaur that lived during the Early Jurassic during the Hettangian to Sinemurian stages 199 - 189 mya.[2] It was originally placed within the now obsolete family Fabrosauridae (now considered basal Ornithischia).[2]

Fabrosaurus
Temporal range: Early Jurassic, 199–189 Ma
Holotype dentary
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Ornithischia
Family: Fabrosauridae
Genus: Fabrosaurus
Ginsburg, 1964
Type species
Fabrosaurus australis
Ginsburg, 1964

Fabrosaurus was named and described by paleontologist Leonard Ginsburg in 1964 based on the holotype specimen, MNHN LES9, a partial jawbone with three teeth.[2] The name Fabrosaurus means "Fabre's lizard", honoring Jean Fabre, a French geologist and a colleague of Ginsburg on the expedition that collected the fossil in Basutoland (now Lesotho). The type species, F. australis, was named for the location of the fossil in the Elliot Formation, Lesotho, Southern Africa (australis being Latin for "southern"). Fabrosaurus was initially placed within Scelidosauridae by Ginsburg (1964),[2] but later studies have placed it as a basal ornithischian.[3]

Subsequent discoveries included two crushed skulls and disarticulated post-cranial bones (including vertebrae, ribs, and limb bones), allowing for a more complete reconstruction.[4][5] However, as additional ornithischian fossils were discovered, the features of F. australis were thought to be shared by other species, and by the 1990s and 2000s most authors working with the group found Fabrosaurus to be a nomen dubium (doubtful name), finding the holotype material described by Ginsburg to be insufficient to distinguish a new taxon. Some claim the fossils represent simple variation of Lesothosaurus, which is regarded as a valid taxon.[3]

References edit

  1. ^ . Lexico UK English Dictionary. Oxford University Press. Archived from the original on 2020-03-22.
  2. ^ a b c d Ginsburg, L., (1964), "Decouverte d’un Scelidosaurien (Dinosaure ornithischien) dans le Trias superieur du Basutoland", Comptes Rendus de l'Académie des Sciences de Paris, 258; 2366–2368.
  3. ^ a b Butler, Richard J. (March 2005). "The 'fabrosaurid' ornithischian dinosaurs of the Upper Elliot Formation (Lower Jurassic) of South Africa and Lesotho" (PDF). Zoological Journal of the Linnean Society. 145 (2): 175–218. doi:10.1111/j.1096-3642.2005.00182.x.
  4. ^ Thulborn, R. A. (1970). The skull of Fabrosaurus australis, a Triassic ornithischian dinosaur 2016-03-04 at the Wayback Machine. Palaeontology, 13(3), 414–432.
  5. ^ Thulborn, R. A. (1972). The post-cranial skeleton of the Triassic ornithischian dinosaur Fabrosaurus australis 2016-03-04 at the Wayback Machine. Palaeontology, 15(1), 29–60.


fabrosaurus, ɔːr, dubious, extinct, genus, ornithischian, dinosaur, that, lived, during, early, jurassic, during, hettangian, sinemurian, stages, originally, placed, within, obsolete, family, fabrosauridae, considered, basal, ornithischia, temporal, range, ear. Fabrosaurus ˌ f ae b r e ˈ s ɔːr e s 1 FAB re SOR es is a dubious extinct genus of ornithischian dinosaur that lived during the Early Jurassic during the Hettangian to Sinemurian stages 199 189 mya 2 It was originally placed within the now obsolete family Fabrosauridae now considered basal Ornithischia 2 FabrosaurusTemporal range Early Jurassic 199 189 Ma PreꞒ Ꞓ O S D C P T J K Pg N Holotype dentary Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Clade Dinosauria Clade Ornithischia Family Fabrosauridae Genus FabrosaurusGinsburg 1964 Type species Fabrosaurus australisGinsburg 1964 Fabrosaurus was named and described by paleontologist Leonard Ginsburg in 1964 based on the holotype specimen MNHN LES9 a partial jawbone with three teeth 2 The name Fabrosaurus means Fabre s lizard honoring Jean Fabre a French geologist and a colleague of Ginsburg on the expedition that collected the fossil in Basutoland now Lesotho The type species F australis was named for the location of the fossil in the Elliot Formation Lesotho Southern Africa australis being Latin for southern Fabrosaurus was initially placed within Scelidosauridae by Ginsburg 1964 2 but later studies have placed it as a basal ornithischian 3 Subsequent discoveries included two crushed skulls and disarticulated post cranial bones including vertebrae ribs and limb bones allowing for a more complete reconstruction 4 5 However as additional ornithischian fossils were discovered the features of F australis were thought to be shared by other species and by the 1990s and 2000s most authors working with the group found Fabrosaurus to be a nomen dubium doubtful name finding the holotype material described by Ginsburg to be insufficient to distinguish a new taxon Some claim the fossils represent simple variation of Lesothosaurus which is regarded as a valid taxon 3 References edit nbsp Dinosaurs portal Fabrosaurus Lexico UK English Dictionary Oxford University Press Archived from the original on 2020 03 22 a b c d Ginsburg L 1964 Decouverte d un Scelidosaurien Dinosaure ornithischien dans le Trias superieur du Basutoland Comptes Rendus de l Academie des Sciences de Paris 258 2366 2368 a b Butler Richard J March 2005 The fabrosaurid ornithischian dinosaurs of the Upper Elliot Formation Lower Jurassic of South Africa and Lesotho PDF Zoological Journal of the Linnean Society 145 2 175 218 doi 10 1111 j 1096 3642 2005 00182 x Thulborn R A 1970 The skull of Fabrosaurus australis a Triassic ornithischian dinosaur Archived 2016 03 04 at the Wayback Machine Palaeontology 13 3 414 432 Thulborn R A 1972 The post cranial skeleton of the Triassic ornithischian dinosaur Fabrosaurus australis Archived 2016 03 04 at the Wayback Machine Palaeontology 15 1 29 60 nbsp This article related to ornithischian dinosaurs is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Fabrosaurus amp oldid 1216181902, wikipedia, wiki, book, books, library,

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