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Taphonomic observations on eastern Australian Cretaceous sauropods

机译:澳大利亚东部白垩纪蜥脚类动物的胎盘学观察

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Cretaceous (Albian-Cenomanian) sauropod body fossils are known from the Eromanga Basin of central Queensland and Surat Basin of northern New South Wales/southeastern Queensland. Most bones are uncrushed and undistorted. Associated components of the caudal and forelimb skeleton are dominant in current collections and probably derived from more complete skeletons now lost to erosion, or yet to be exposed. Dorsal and cervical vertebrae have rarely been reported and no cranial material has yet been found. None of the Australian sauropod remains shows evidence of predation or scavenging, but at least two specimens of Wintonotitan wattsi were intimately associated with plant macrofossils allowing limited inference of their postmortem environments.
机译:从昆士兰州中部的Eromanga盆地和新南威尔士州北部/东南昆士兰州的苏拉特盆地可知道白垩纪(阿布-西诺曼尼亚)蜥脚类动物化石。大多数骨头都未破碎且未变形。尾骨和前肢骨骼的相关成分在当前的集合中占主导地位,并且可能源自现在由于侵蚀而丢失或尚未暴露的更完整的骨骼。很少有背部和颈椎骨的报道,也没有发现颅骨的材料。澳大利亚的蜥脚类动物的尸体均未显示出被捕食或清除的迹象,但至少有两个Wintonotitan wattsi标本与植物大化石密切相关,从而可以推断出它们的死后环境。

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    Research Associate, Museum of Northern Arizona, 3101 North Fort Valley Road, Flagstaff, Arizona, 81006, USA;

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