词条 | Manchurochelys |
释义 |
| fossil_range = | image = Manchurochelys juvenile.png | image_caption = Juvenile specimen | taxon = Manchurochelys | authority = Endo & Shikama, 1942 | subdivision_ranks = Species | subdivision ={{extinct}}M. manchoukuoensis Endo & Shikama, 1942 }}Manchurochelys is an extinct genus of turtle in the order Paracryptodira. It existed during the early Cretaceous of what is now northeast China.[1] It has been found in the Jianshangou Bed of West Liaoning's Yixian Formation.[2] However, it is a rarely found fossil.[3]Manchurochelys was first named by Endo and Shikama in 1942, and contains the single species, M. manchoukuoensis (sometimes misspelled M. manchouensis). A second species, M. liaoxensis, was named in 1995 but was later shown to be a species of Ordosemys.[4] Manchurochelys was a relative of the modern-day snapping turtle.[5] It has been occasionally placed in the family Sinemydidae, although it is said to more likely belong in the family Macrobaenidae.[6] References1. ^Chinese Fossil Vertebrates by Spencer G. Lucas. Retrieved on 2008-08-24. 2. ^Jianshangou Bed of the Yixian Formation in West Liaoning, China; Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, 2004-02-06. Retrieved on 2008-08-25. 3. ^{{cite web |url=https://www.newscientist.com/article/mg18224530.700-fossils-seized.html |title=Fossils Seized |publisher=NewScientistTech |date=2004-06-26 |accessdate=2008-08-26}} 4. ^Tong, H., Ji, S. and Ji, Q. (2004). "Ordosemys (Testudines, Cryptodira) from the Yixian Formation of Liaoning Province, northeastern China: new specimens and systematic revision." American Museum Novitates, 3438: 1-20. 5. ^Dinosaurs: Photo Captions by the American Museum of Natural History. {{cite web |url=http://www.hmns.org/files/marketing/dinosphotocaptions.pdf |title=Archived copy |accessdate=2008-08-26 |deadurl=yes |archiveurl=https://web.archive.org/web/20071028002213/http://www.hmns.org/files/marketing/DinosPhotoCaptions.pdf |archivedate=2007-10-28 |df= }} 6. ^[https://web.archive.org/web/20060918184317/http://www.yale.edu/peabody/collections/vp/vp_FT/FTN_Feb05.pdf Fossil Turtle Newsletter.] Retrieved on 2008-08-26. Further reading
External links
4 : Early Cretaceous reptiles of Asia|Cryptodira|Yixian fauna|Prehistoric turtle genera |
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